Potassium-nitrate-containing high-temperature molten salt tower-type granulation method

The invention relates to a potassium-nitrate-containing high-temperature molten salt tower-type granulation method which solves the problem of low mixing uniformity or poor granule spreadability in the existing high-temperature molten salt. The method comprises the following steps: solution preparation, mixed solution concentration and granulation, drying and the like. The potassium-nitrate-containing two-element, three-element and four-element mixed raw materials are utilized to prepare the spherical high-temperature molten salt granules, thereby enhancing the mixing uniformity of the raw materials, facilitating the use and avoiding the phenomenon of caking of the powdery material. The product has the characteristics of favorable spreadability, low caking tendency, high hardness, stable quality, uniform components and the like; the obtained high-temperature molten salt granules are spherical or subsphaeroidal, and have smooth surfaces; the particle size mainly ranges from 0.5mm to 5.0mm ...

Robot for manufacturing equipment and real-time data transmission system

The invention discloses a robot for manufacturing equipment, and the robot comprises a driving sliding table which is arranged on the ground or a mounting table; the moving frame is arranged in the driving sliding table and moves along the extending position of the driving sliding table; the mechanical arm is arranged on the upper portion of the moving frame, is composed of a base, a connecting arm and a tail end executing assembly, and moves at the position which can be reached within the degree of freedom of the mechanical arm; the tool box is arranged on the upper portion of the moving frame, a plurality of sleeves capable of being connected with the tail end execution assembly are arranged in the tool box, and the sleeves are different in specification; the tail end execution assembly comprises a clamping unit which is configured to be of a U-shaped structure matched with the outer side of the sleeve in shape, and the clamping unit can be matched with the sleeves of all specifications ...

Agricultural greenhouse supporting structure for facility agriculture

The utility model belongs to the technical field of agricultural equipment, particularly relates to an agricultural greenhouse supporting structure for facility agriculture, and aims to solve the problem that an existing greenhouse is crushed by accumulated snow, the agricultural greenhouse supporting structure comprises a first supporting frame and a concave support, one end of the first supporting frame is fixedly connected with a second supporting frame, and the other end of the first supporting frame is fixedly connected with the concave support. One end of the first supporting frame and one end of the second supporting frame are provided with the same fan-shaped clamping groove, the inner side of the first supporting frame and the inner side of the second supporting frame are fixedly provided with the same arc-shaped plate, and the top of the arc-shaped plate is provided with a sliding groove. The two ends of a first shaft rod are inserted into first grooves, a threaded ring is rotated ...

Silicone structure sealing for building glues sample preparation mould

The utility model discloses a silicone structure sealing for building glues sample preparation mould, including the cope match -plate pattern and the lower bolster of longitudinal symmetry, all be equipped with a plurality of injecting glue holes and sample groove on cope match -plate pattern and the lower bolster, the injecting glue hole site is linked together in the top in sample groove and with the sample groove, and injecting glue hole on cope match -plate pattern and the lower bolster, sample groove be the complete passageway of moulding plastics of formation of laminating symmetrical completely all. Silicone structure sealing for building glues sample preparation mould can make things convenient for the preparation sample fast, improves production efficiency, and the reduction human factor improves the accuracy that detects to the influence of sample.

Ultrasonic lap weld detection composite probe

The invention provides an ultrasonic lap weld detection composite probe for oil and gas transportation steel pipelines. The composite probe is such structured that a left bracket (1) and a right bracket (2) are arranged in parallel, a bolt (25) and a nut (26) connect the left bracket (1) with the right bracket (2), the left bracket (1) is located below the right bracket (2), the left bracket (1) and the right bracket (2) respectively fix a second organic glass block (4) and a first organic glass block (2), the central parts of the second organic glass block (4) and the first organic glass block (3) respectively fix a second longitudinal wave normal probe (6), a third longitudinal wave normal probe (7) and a first longitudinal wave normal probe (5), and the second longitudinal wave normal probe (6), the third longitudinal wave normal probe (7) and the first longitudinal wave normal probe (5) are connected with a single-channel dual-function circuit. The ultrasonic lap weld detection composite ...

Continuous countercurrent supercritical fluid extraction equipment and method applied to materials

The invention discloses continuous countercurrent supercritical fluid extraction equipment applied to a plurality of materials and a continuous countercurrent supercritical fluid extraction method applied to the plurality of materials, which aim to solve the problems of high equipment cost and inconvenience of operation and maintenance caused by the excessive height of an extraction tower. A pressurizing pump is communicated with the bottom of the extraction tower by a pipeline. A raw material pump is communicated with a feeding pipeline and a feeding valve, and is communicated with the upper part of the extraction tower by the pipeline. A material outlet at the top of the tower is communicated with a separator by the pipeline. The bottom end of the extraction tower is divided into two parallel pipelines which are provided with a discharge valve and a raw material circulating valve respectively. The pipeline with the raw material circulating valve is communicated with the intake end of ...

Hiding cover for reducing noise and infrared target features of mobile diesel generator

The invention specially relates to a hiding cover for reducing noise and infrared target features of a mobile diesel generator, which belongs to the technical field of a noise-eliminating heat-insulating device. The invention provides the hiding cover for reducing the noise and infrared target features of the mobile diesel generator, with good noise-eliminating heat-insulating effect, capability of effectively reducing the infrared intensity at an exhaust pipe nozzle and convenience in mounting. The hiding cover for reducing the noise and infrared target features of the mobile diesel generator comprises a noise-eliminating heat-insulating base, wherein a noise-eliminating heat-insulating enclosure bulkhead is upward arranged on the periphery of the noise-eliminating heat-insulating base; a noise-eliminating heat-insulating head cover is arranged at an upper end of the noise-eliminating heat-insulating enclosure bulkhead; the structure is characterized in that the noise-eliminating heat-insulating ...

Controllable soluble toe end sliding sleeve

The invention provides a controllable soluble toe end sliding sleeve which comprises a sliding sleeve body, a soluble material, a first anode sacrificial piece and a second anode sacrificial piece. An external thread connecting part and an internal thread connecting part are arranged at the two ends of the sliding sleeve body respectively, and a plurality of through holes are formed in the side wall of the sliding sleeve body; the soluble material is arranged in the through hole; the first anode sacrifice sheet and the second anode sacrifice sheet are arranged in the through hole and respectively block the inner side and the outer side of the soluble material.

Cyclodextrin encapsulated freeze-dried powder injection of prostaglandin E1

The present invention discloses production technology of cyclodextrin clathrated freeze dried prostaglandin E1 powder injection. By using beta cyclodextrin derivative and alpha cyclodextrin to clathrate five carbon ring structure of and alkyl side chain structured of PGE1, useing proper amount of injection water to prepare cyclodextrin solution, useing 5-50 ml of absolute alcohol to l g of PGE1 to prepare PGE1 solution, mixing the two said solutions, useing ultrasonic wave to clathrate, and useing low molecular weight dextran and mannitol as excipient and conventional freezing equipment, white crystalline lump PGE1-CYD preparation is prepared. Said preparation can be stored under normal temperature for two years without loss of PGE1 activity.

Magnesium plate straightener twist roller inspection device

A magnesium plate straightener twist roller inspection device is used in the field of magnesium plate straighteners and comprises a first stand column, swing arms, a second stand column, a long shaft, a first beam, a second beam, a reducer casing, a reducer motor and a precise limit stop device; the first stand column, the second stand column and the reducer casing are main body support structures of the magnesium plate straightener twist roller inspection device; the first stand column, the second stand column and the reducer casing are connected with the first beam and the second beam by bolts to form a base part of the magnesium plate straightener twist roller inspection device, the long shaft is installed on the upper part of the first stand column, the second stand column and the reducer casing, a reducer motor is connected with the reducer casing through bolts, the swing arms are arranged on the long shaft through keys and top threads, and the precise limit stop device is fixed on ...

Health-care porridge suitable for people staying up late

The invention relates to the technical field of food processing, and especially discloses a health-care porridge suitable for people staying up late. The health-care porridge is produced by mixing mung beans, peas, buckwheat, winter wheat, wheat germ, black beans, black rice, black sesame seeds, walnuts, and jujube as the raw materials according to a certain weight proportion. The health-care porridge is simple to prepare and rich in protein, vitamins, amino acids and carbohydrates, and has the functions of benefiting liver and kidney and nourishing yin and tonifying blood. Moreover the porridge is rich in nutrition, and beneficial to human liver and kidney, so that the porridge is suitable for people who stay up late at night to eat.

Method for extracting egg yolk oil, lecithin and egg yolk protein polypeptide powder from egg yolk powder

The invention discloses a method for extracting egg yolk oil, lecithin and egg yolk protein polypeptide powder from egg yolk powder. The method comprises the following steps: carrying out supercritical CO2 fluid extraction on egg yolk powder to obtain egg yolk oil and deoiled egg yolk powder; performing alcohol extraction on the deoiled egg yolk powder and filtering to obtain ethanol extract, decompressing, distilling, condensing and drying to obtain lecithin; drying filter residue obtained from filtering to obtain coarse protein powder; and purifying and fining the deoiled and degreased coarse protein powder through a membrane separation technology to obtain egg yolk protein polypeptide powder. The method disclosed by the invention is high in product quality, high in extraction efficiency and free from residue of harmful solvent, and controls temperature within 50 DEG C and avoids loss of bioactivity of the lecithin; the obtained egg yolk oil, lecithin and egg yolk powder are relatively ...

Portable physical sign monitor

The invention discloses to a portable physical sign monitor for facilitating monitoring, improving the monitoring quality of the old, the weak, the sick, the disabled, the pregnant and special staff,promoting health and avoiding the occurrence of accidents that health is influenced or damage is caused due to untimely discovery. Sensors of temperature, humidity, pressure and the like, microphonesand the like are placed next to the skin into a diaper, an undershirt and the like of a user, the information of breath, body temperature, excretion, cry and the like of the user, such as a baby is input into a microprocessor for comprehensive analysis, and distinguishable prompts and remote monitoring and reminding are given in time to achieve the purpose of real-time monitoring, which is equivalent to being momently monitored by a professionally trained nurse. For facilitating manufacture, the invention also discloses a sliding elastic sensor with a rheostat simple structure.

Nutrient breakfast porridge

The invention relates to the field of food processing, and particularly discloses nutrient breakfast porridge. The nutrient breakfast porridge uses corn, millet, soybeans, bananas, Chinese chestnuts, potatoes or sweet potatoes, pumpkins, red dates, and ginger as raw materials, and the raw materials are mixed according to a certain proportion by weight to obtain the nutrient breakfast porridge. The nutrient breakfast porridge disclosed by the invention is simple in preparation and rich in proteins, vitamins, amino acids and carbohydrates, has the functions of nourishing the stomach, tonifying the spleen, nourishing the lungs and tonifying the kidney, is rich in nutrition, is beneficial to the spleen and the stomach of a person, and is suitable for being eaten for breakfast.

Forecasting method applied to underground cavern rock burst failure mode

The invention discloses a forecasting method applied to an underground cavern rock burst failure mode. By adopting the method, a broken structure of rock mass of an underground cavity which is formed in a compressive stress concentration area on the cave wall after being excavated is defined as 'rock burst body'. The structure forms of the rock burst body, namely a plate cracking structure and a cutting structure, are determined by the combination relationship among the maximal initial ground stress of an engineering part, a preferred structure plane in the cave rock mass and the cave free face of a rock burst body forming region. The failure mode of the rock burst is determined by further destroy of these structures. The combination relationship of occurrence is analyzed by using a 'stereographic projection method'. Different combinations correspond to different rock burst body failure modes, namely tubular and flask peeling and tubular and fragmental block peeling or ejection, so as to ...

Chelating fertilizer essence and its compounding process

Chelating fertilizer consists of sodium tripolyphosphate as chelating carrier as well as potassium sulfate, ferrous sulfate, manganese sulfate, cupric sulfate, anhydrous calcium chloride, zinc sulfate, magnesium sulfate, borax and monoammonium phosphate. Tripolyphosphate as chelating carrier is first fed to reactor, water, calcium chloride and other material are added into the reactor; and after mixing and full complexation in the reactor, separation in centrifuge and drying in a rotating drier, the product is obtained.

Comprehensive forecasting method for underground cavity rockburst intensity grade

The invention discloses a comprehensive forecasting method for an underground cavity rockburst intensity grade. The method takes the strength theory and the energy theory used for the rockburst intensity grade forecasting as the basis, considers the influence of six relevant factors on the rockburst intensity grade, and realizes the comprehensive forecasting of the rockburst intensity grade. The method specifically comprises the steps of taking the specific value of the maximum initial ground stress value sigma 1 and the rock mass strength sigma cm of different parts of an underground construction as an initial stress strength ratio, and respectively giving different weight coefficients to six influence factors, wherein the six influence factors comprise the horizontal included angle between the maximum initial ground stress direction and the underground cavity orientation, the exposure characteristic of underground water at the judgment part (within the range of 10 m before and after the ...

Smelting slag type method for extracting metal copper from hazardous waste

The invention relates to a slag type smelting method for extracting metallic copper from hazardous waste, which utilizes low-grade low-calorific-value copper-containing sludge and valuable metals in electroplating waste and the like to better separate from slag, and comprises the following steps: drying and sintering/briquetting raw materials, putting the block-shaped materials into a side-blown furnace together with fuel and a solvent for smelting, in the smelting process, a calcium-containing flux and a silicon-containing flux are added according to the ratio of FeO to SiO2 being 0.4-0.5 and the ratio of SiO2 to CaO being 1-1.2 to regulate and control the composition of the slag. According to the slag type provided by the invention, the temperature, the density, the viscosity and the surface tension of the slag can be effectively controlled, so that valuable metals are better separated from the slag, and the valuable metals in the hazardous waste sludge can be recovered to the maximum ...

Mode generating method based on Hopf oscillator

Method for induding andrographolide by cyclodextrin and medicinal preparation

The present invention discloses a method for including andrographolide by using cyclodextrin and its medicinal preparation. The andrographolide is an importent active extract of medicinal plant andrographis. Its inclusion method includes: adding 10-60g of cyclodextrin or its derivative into distilled water and dissolving it; adding 6g of andrographolide extract into 5-10 ml of medicinal methyl alcohol, heating and dissolving it; pouring the cyclodextrin aqueous solution into andrographolide ethyl alcohol solution; ultrasonic vibrating mixed solution in ultrasonic generator for 20-30 min., adopting thin-layer chromatography to identify the cyclodextrin-andrographolide inclusion quality. It does not change chemical property and effective activity of the andrographolide, can be prepared intovarious dosage forms.

Anti-leakage concrete check block ejector

The invention discloses an anti-leakage concrete check block ejector. The anti-leakage concrete check block ejector comprises a force bearing ring. A square structure with frames at the front end, the left end and the right end respectively is arranged over the outer side of the force bearing ring. A front force bearing bracket and a rear force bearing bracket are arranged outside the front end of the force bearing ring and the rear end of the force bearing ring respectively. Both the upper end of the front force bearing bracket and the upper end of the rear force bearing bracket are flush with the upper end of the force bearing ring. The left side of the square structure and the right side of the square structure are respectively provided with a plurality of symmetrical inner limiters. The front force bearing bracket and the rear force bearing bracket are parallel to each other. The length of the front force bearing bracket is smaller than or equal to the distance between the left frame ...

Method for simultaneously preparing potassium nitrate and calcium chloride from calcium nitrate solution and potassium chloride

The invention relates to a method for simultaneously preparing potassium nitrate and calcium chloride from a calcium nitrate solution and potassium chloride. According to the method, the problems that the product yield is low and the purities of side products are low in an existing preparation process are solved. According to the main principle of the method, alcohol solvents are added in a cooling crystallization process of potassium nitrate according to the characteristic that a stable complex can be generated by calcium chloride and the alcohol solvents, so that calcium chloride cannot be separated out in a solid form; meanwhile, by adding the alcohol solvents, the solubility of potassium nitrate in the solution is reduced, so that the number of crystals of potassium nitrate can be substantially increased, and the yield of potassium nitrate is increased. The method has the beneficial effects that the cost of raw materials is low; by introducing the organic alcohol solvents, the separation ...

Mode generating method based on Hopf oscillator

The invention discloses a pattern generation method based on a Hopf oscillator. A rotating angle-time track curve of certain joint of a robot is drawn according to a structural model of the joint robot, is made a Fourier transformation to obtain a power spectrum density curve, and then is made a spectrum analysis to obtain the frequency component of the template curve and the energy component that the frequency component corresponds to; the energy component is converted into the weight of the frequency oscillation signal, the output of the Hopf oscillator of the main frequency component in the template curve takes the occupied weight to overlap, and initial phase angles of control pattern generators of various joints are preset according to the motion demand and the gait planning to form a control network. The invention ensures that the output of the oscillatory wave can better meet the actual motion demand of the robot, and adjusts the amplitude and the frequency according to the motion ...

穿心莲内酯化合物增溶制备方法及药物制剂

A process for preparing the andrographolide compound (or medicine with improved solubility includes such steps as proportionally mixing the andrographolide with solubilizer (cyclodextrin, amino acid, phosphatide, water-soluble high polymer and vegetable oil), adding water or organic cosolvent, mechanical grinding, ultrasonic processing, and mixing with medicinal auxiliary.

Four-feet type bionic robot control device

Supercritical fluid dyeing machine

The invention discloses a supercritical fluid dyeing machine. A horizontal type cylindrical dyeing kettle, a magnetomotive cloth lifting wheel, a spray cavity, a wave-shaped cloth guide passage in the dyeing kettle, a heat exchanger, a dye kettle or/and an entrainer kettle and a circulating pump are used as main components to form a dyeing circulation system; and both ends of a fan are respectively connected with fluid outlets under the spray cavity and the dyeing kettle and form a cloth feeding system together with the magnetomotive cloth lifting wheel, the spray cavity and an operating opening. A rope-shaped fabric realizes circulated dyeing under the common action of the fluid in the magnetomotive cloth lifting wheel and the spray cavity, and the fluid in the dyeing kettle carries out forced circulation by the circulating pump. The dye and the fluid can realize recycling by a separating and recycling system after dyeing, and the whole dyeing circulation system and the separating and ...

Method for preparing high-concentration SO2 flue gas and active CaO by using phosphogypsum and decomposing furnace

The invention relates to a method for preparing high-concentration SO2 flue gas and active CaO by using phosphogypsum and a decomposing furnace, and belongs to the technical fields of comprehensive utilization of resources of building materials and industrial solid rejected materials and chemical industry. The method comprises the following steps of: a, mixing phosphogypsum with flue gas at 700 DEG C in a broken dryer to remove complete free water and part of crystal water, allowing the mixture to stay for 1 to 2 seconds before entering a pneumatic drying device, and performing heat exchange with the flue gas at 700 DEG C to further remove residual crystal water and generate anhydrous gypsum; b, raising the temperature of the anhydrous gypsum at 40 DEG C through a vortex preheating system until the temperature reaches 800 DEG C, and allowing the anhydrous gypsum to enter the bottom of the decomposing furnace, and performing a decomposition reaction in an improved decomposing furnace which ...

Multifunctional shoe middle-sole cloth and its production

The middle-sole cloth is constituted by cloth part and cushion part, the cloth part includes at least one layer of woven cloth and at least one layer of non-woven cloth, and the cushion part consistsof one vibration-absorbing layer and one lining cloth layer. It has excellent vibration-absorbing effect, high strength, high hydroscopicity and high durability, and it may be used as insole. The present invention also discloses its production process.

All fours type bionic robot control device

The present invention discloses a four-foot type bionic robot control device, wherein an upper control layer and a lower control layer are established; sensors provide environment information for the robot control layers; an upper layer calculator and a lower layer calculator process acquired information and transmit a decision instruction to a servo motor; after the motor rotates to drive a robot body to move, the state of the robot is changed, and then the sensors survey new environment data. An upper layer control layer determines the orientation adjustment and conversion of the robot; a lower layer control layer utilizes a dynamic neural network algorithm to be integrated with the data of the sensors, and simultaneously transmits joint control signals to a motor controller so as to drive the servo motor. As the present invention establishes a four-foot type bionic robot control device capable of realizing self-perception, self-adaptation and self-regulation actions, the robot can have ...

Acid soil conditioner preparation and application method

The invention discloses an acid soil conditioner preparation method. The acid soil conditioner preparation method comprises the steps that 1, waste materials including calcium mud and magnesium mud generated in the chemical fertilizer industry are dried separately to enable the water content of the waste materials to be decreased to 13 percent-15 percent, and then the waste materials are smashed to be below 10 mesh; 2, by mass, 15-25 parts of the calcium mud and 20-30 parts of the magnesium mud prepared in the step 1, 10-15 parts of commercial urea, five-eight parts of commercial monoammonium phosphate and two-three parts of commercial potassium sulfate are weighed out, all the raw materials are mixed to be uniform, then granulation is performed, the particles are dried to enable the water content to be 10 percent-12 percent, the particles are packaged, and finished products are prepared. According to an acid soil conditioner application method, farming after fertilizer broadcasting before ...

Five-color health maintenance porridge powder

The invention relates to a health-care food and in particular discloses five-color health maintenance porridge powder. The traditional theory of traditional Chinese medicine, modern medicine and nutrition and health care are scientifically fused into a whole, the aim of protecting the internal organs of the body is taken as emphasis, multiple five-color cereal grains and beans in the natural world are powerfully combined through a scientific hydrating formula, and natural health maintenance porridge which is needed in everyday food and is loved by the internal organs of the body is prepared. The health maintenance porridge is bright in five colors, good in color, smell and taste, balanced in nutrition and balanced in acid and base, has the effects of protecting the internal organs, reinforcing qi and nourishing blood, increasing intelligence and improving the brain and beautifying, contributes to improving the body's immunity, strengthening the foundation and building the body and is suitable ...

Method for preparing oral solution by using sea cucumber decoction

The invention discloses a method for preparing an oral solution by using sea cucumber decoction. The method comprises the following steps: by taking waste sea cucumber water as a raw material, removing heavy metals and impurities; concentrating to remove dissoluble substances; adding traditional Chinese medicine decoction; mixing the traditional Chinese medicine decoction with sea cucumber enzymatic hydrolysate in proportion to prepare an oral solution suitable for different people. Wastewater generated after the sea cucumber water is processed contains lots of nutritional substances such as polysaccharide, saponin compounds, amino acids and lots of trace elements good for the human body; the heavy metals are removed so that the oral solution satisfies the edible safety standards; the deep processing degree and the additional value of the sea cucumbers are increased; the method is suitable for deep processing of the sea cucumbers.

环糊精包合前列腺素E#-[1]冻干粉针制剂及生产工艺

... 本发明公开一种环糊精包合前列腺素冻E#-[1]冻干粉针制剂及生产工艺，采用β-环糊精或β-环糊精衍生物于前列腺素E#-[1]的10～30倍重量、α-环糊精于前列腺素E#-[1]的10～30倍重量，分别用适量的注射用水溶后混合制成环糊精溶液，每克前列腺素E#-[1]用5～50ml无水乙醇溶解制成前列腺素E#-[1]无水乙醇溶液，将环糊精溶液和前列腺素E#-[1]无水乙醇溶液混合后，用超声波仪包合，辅以低分子右旋糖酐或甘露醇为赋形剂，常规冷冻设备制成结晶块状物前列腺素E#-[1]-环糊精制剂。该制剂在常温状态下的贮藏期两年前列腺素E#-[1]不失活。本发明提高前列腺素E#-[1]制剂的化学稳定性和生理活性，避免了注射过程中局部红肿和疼痛的不良反应。 ...

Distributed-system software configuration management method and system

The invention provides a distributed-system software configuration management method. The distributed-system software configuration management method comprises the following steps that 102, configuration is requested, configuration identification information is obtained, and configuration of current resources is carried out according to version information of the current resources; 104, a configuration resource is released, configuration identification of the configuration resource and version information of a configuration file are generated, the configuration resource is added to a configuration bank, and the configuration bank is updated; 106, on the basis of a subscription request of a client, configuration identification about which a subscriber is concerned, subscriber identification of the subscriber and a corresponding relation between the configuration identification and the subscriber identification are extracted and stored, and corresponding subscriber information is obtained ...

Ultrasonic lap weld detection system

The invention relates to the fields of ultrasonic measurement and pipeline system technology and provides an ultrasonic lap weld detection system for internal defects of lap welds of oil and gas transportation steel pipelines. The ultrasonic lap weld detection system is such structured that a left bracket (1) and a right bracket (2) are arranged in parallel, a bolt (25) and a nut (26) connect the left bracket (1) with the right bracket (2), the left bracket (1) is located below the right bracket (2), the left bracket (1) and the right bracket (2) respectively fix a second organic glass block (4) and a first organic glass block (2), the central parts of the second organic glass block (4) and the first organic glass block (3) respectively fix a second longitudinal wave normal probe (6), a third longitudinal wave normal probe (7) and a first longitudinal wave normal probe (5), and the second longitudinal wave normal probe (6), the third longitudinal wave normal probe (7) and the first longitudinal ...

脂质体的生产工艺及设备

The liposome producing apparatus is one preparing tank with sealed cover, injecting port and valve, inside rotary material holder with driving magnet, and magnetic diver outside the tank to drive themagnet. After the compounded material is painted to the magnetically material holder and CO2 is injected into the tank to reach critical, subcritical or supercritical state, the material holder is rotated, CO2 is released to lower the pressure inside the tank and dispersant liquid is injected into the tank to form medicinal liposome. The said liposome producing process is fast, high in efficiency and suitable for industrial production.

Single-channel dual-function circuit of ultrasonic lap weld detection system

The invention provides a single-channel dual-function circuit of an ultrasonic lap weld detection system for oil and gas transportation steel pipelines. The circuit is formed by connection of a third terminal F3, a fourth terminal F4, a resistor R1, a variable resistor Rf, a diode D1 and a diode D2, wherein one end of the voltage dividing resistor R1 is connected with the positive electrode of the third terminal F3, the other end of the resistor R1 is connected with the positive terminal of the diode D1, the negative terminal of diode D2, one end of the variable resistor Rf and the positive electrode of the fourth terminal F4, the third terminal F3 is connected with the second terminal F2 in an ultrasonic flaw detector, the negative electrode of the third terminal F3 is grounded, the other end of the variable resistor Rf, the negative terminal of the diode D1, the positive terminal of the diode D2 and the negative electrode of the fourth terminal F4 are grounded, and the fourth terminal ...

Method for preparing high-concentration SO2 flue gas and active CaO by using phosphogypsum and decomposing furnace

The invention relates to a method for preparing high-concentration SO2 flue gas and active CaO by using phosphogypsum and a decomposing furnace, and belongs to the technical fields of comprehensive utilization of resources of building materials and industrial solid rejected materials and chemical industry. The method comprises the following steps of: a, mixing phosphogypsum with flue gas at 700 DEG C in a broken dryer to remove complete free water and part of crystal water, allowing the mixture to stay for 1 to 2 seconds before entering a pneumatic drying device, and performing heat exchange with the flue gas at 700 DEG C to further remove residual crystal water and generate anhydrous gypsum; b, raising the temperature of the anhydrous gypsum at 40 DEG C through a vortex preheating systemuntil the temperature reaches 800 DEG C, and allowing the anhydrous gypsum to enter the bottom of the decomposing furnace, and performing a decomposition reaction in an improved decomposing furnace which ...

Light gauge steel testing stand

The utility model discloses a light gauge steel testing stand, include the static load test jig and be located the impact mounted frame on the static load test jig, the static load test jig is a cubic rack, and the one end of static load test jig is the expansion end, and the expansion end is connected with the static load through the connecting piece and supports the annex, it includes mounted frame horizontal support rod, mounted frame horizontal support pole to strike the mounted frame, be equipped with suspended ceiling keel on the mounted frame horizontal support pole and hang pole and fixed pulley bracing piece, be equipped with 1 fixed pulley on the fixed pulley bracing piece. The utility model discloses simple structure, convenient operation can the integral type detect all mechanical testing, improves detection efficiency and data accuracy.