Method and specimen for grading and evaluation of components for ferrous dauxite and calcined flint clay

A method and its specimens for quickly classifying ferrous dauxite and calcined flint clay and estimating their components mainly feature that a complete set of special specimens and calculations, including a set of ferrous dauxite and calcined flint clay ore specimens, their chemical components contents and physical parameters table of ore specimens, and their correlatograph, is used. Its advantages are quick and correct test without complex instrument.

Hydraulic pump

The invention discloses a hydraulic pump which comprises a pump body and a motor, wherein the motor drives a small gear; the small gear is meshed with a big gear; the big gear is fixed with a main shaft in a coaxial mode; the main shaft is fixed via rolling bearings above and below the pump body; an inclined plane disc is fixed on the main shaft; a plurality of groups of plunger pumps are evenly fixed on the underside of the pump body; a sliding cap is arranged above the piston of the plunger pump, and reset spring is arranged below the sliding cap; the sliding cap props against the lower side of the inclined plane disc; an oil inlet pipe of the plunger pump is connected with an oil storing tank at the lower side; an oil outlet pipe of the plunger pump is connected with a total oil outlet pipe; the hydraulic pump has the advantages that the inclined plane disc is adopted, each plunger pump finishes moving up and down when the inclined plane disc rotates for a circle, the pressure of each ...

Super air permeability and reinforced seams of peanuts bag (APC BAG-SBA)

A ventilated bulk bag formed of a first fabric of interwoven yarns that define gaps therebetween to be air permeable, with a top panel formed of a second fabric of first yarns with a first cross-sectional shape and second yarns of a second cross-sectional shape interwoven in a second alliance to defines gaps adjacent the interwoven yarns, which gaps are apparent when viewed from an oblique angle relative to a plan view of the top panel, for keeping dust landing thereon from going through the gaps but allowing the top panel to ventilate air through the gaps.

High-efficiency method for preparing xylanase in transgenic rice

The invention discloses a method of producing xylanase with high efficiency from transgenic rice. The technical proposal comprises the following steps of: establishing a vector which contains xylanase recombination genes and is capable of being expressed efficiently in a plant; transforming calli formed by the induction of rice young embryos or mature embryos through the mediation of agrobacterium rhizogenes to obtain a transgenic plant; and allowing the xylanase to be expressed in the stems, leaves and seeds of the transgenic plant. The transgenic rice obtained through the method is a forage rice breed rich in xylanase. The grains of the xylanase transgenic rice can be used as forage for monogastric animals, and the leaves and straws of the rice can be used as forage for ruminants. The rice can be conveniently and directly used as forage without adding a xylanase additive produced through a fermentation technology into the forage, thereby improving the transformation efficiency of grain ...

Li's Trichoderma strains and use thereof

The present invention discloses a kind of Li's trichloderma strain and its application. Said strain is grown on the PDA solid culture medium, its formed colony is light-green byssoid, its edge is white and regular, its growth speed is rapid, its hypha is white, has septum, hyphal wall is smooth and its diameter is 2.0-5.0 micrometer. Its conidiophore is generated from short lateral branch of hypha, and opposite on the lateral branch. Said conidiophore is pitcher-shaped, vertical, colorless, its spore is green, and is ball-shaped, its diameter is 20-100 micrometers. Said invention possesses the following advantages: 1. convenient culture, its growth speed is rapid; 2. can simultaneously produce two feed enzyme preparations, beta-glucanase and xylanase with high activity.

Preparation method of adhesive for FSC (forest stewardship council) corrugated board

The invention relates to the technical field of the preparation method of an adhesive, in particular to a preparation method of an adhesive for an FSC (forest stewardship council) corrugated board. The preparation method mainly comprises steps of preparation of a carrier (mother paste), preparation of a main adhesive body, uniform mixing and the like. According to the preparation method, the conventional adhesive formula is improved, the board adhesive strength defined by the national standard is met, and the preparation method can be widely applied to the production field of top-grade corrugated boards; meanwhile, with adoption of the method, a low-temperature drying technology can be achieved, the saturated vapor pressure required by equipment is reduced to 7 kg/cm<2> from 13 kg/cm<2>, good adhesion required by the national standard between the adhesive and the corrugated board can be guaranteed when the corrugated board production equipment works at a temperature lower than the conventional ...

Novel composite enzyme preparation for domestic animals and fowls and its preparing method

Novel composite enzyme preparation for aquatic product and preparing method thereof

Method for preparing blood powder enzymolysis liquid by de-coloring

The invention discloses a method for preparing a blood powder enzymolysis liquid by de-coloring, which comprises the following steps of: using spray blood powder as a raw material; adding the blood powder to water, dissolving the blood powder for 12 hours and regulating pH to 8.0 by 0.5 mol/L NaOH; adding 5000 mu/g of zymolyte to proteolytic enzyme and reacting for 8 hours at a reaction temperature of 50 DEG C; adjusting the pH of a reaction solution to 4.0 by 0.5 mol/L HCl, restraining enzyme activity and ending the reaction; centrifugating the reaction solution at the speed of 5000 r/min for 10 minutes and discarding residue; and adding active carbon to supernatant according to a ratio of 0.2g every 100 ml at the reaction temperature of 55 DEG C; adjusting the pH to 4.0; de-coloring the supernatant added with the active carbon for 50 minutes; and discarding the residue by centrifugating so as to obtain a de-colored reaction solution. The method for preparing the blood powder enzymolysis ...

Preparation method of corrugated board adhesive meeting FCS (Forest Stewardship Council) certification standard

The invention discloses a preparation method of a corrugated board adhesive meeting the FCS (Forest Stewardship Council) certification standard. The preparation method comprises the following steps: firstly, preparing a carrier paste mother body and main glue, and then evenly stirring the carrier paste mother body and the main glue to acquire the adhesive. The adhesive prepared through the preparation method has the advantages of high adhesive strength and hardness, good permeability, excellent waterproof and moisture-proof performances, good stability and high drying speed and can be widely applied to corrugated boards.

Vitamin premix of white jade snails

The invention discloses a vitamin premix of white jade snails. The standard is to prepare 25kg of premix and the components and the use amount are: 1.008-1.602 million IU of vitamin A, 1.60-2.40 million IU of vitamin D, 88-132g of vitamin E, 322.4-33.6g of vitamin K, 11.2-16.8g of thiamine, 48-72g of riboflavin, 11.2-16.8g of cobalamin, 168-252g of nicotinic acid, 4-6g of folic acid, 2, 240-3, 360g of choline, 0.224-0.336g of biotin, 76-114g of pantothenic acid, 80-120g of vitamin C, 2, 000-3, 000g of oil and the balance of corn protein powder. The premix has excellent compatibility, supplements the requirement of white jade snails on vitamins. The premix can be added to feed according to the ratio of 0.25 percent in the total weight of the feed.

High strength corner column type corrugated paper pouring jacket

The invention provides a high strength corner column type corrugated paper pouring jacket. The high strength corner column type corrugated paper pouring jacket is composed of a 0201 type conventional corrugated outer box and an internal corner column type inner frame, wherein the corner column type inner frame comprises a bottom plate, two baffles and two corner column plates (quadrangular prisms); the bottom plate is rectangular and the baffles are connected to the two sides of the bottom plate, and the corner columns are located at the four corners of the inner frame; a cross section formed by folding and enclosing the corner columns is triangular, and the cross section mainly plays the role of bearing pressure; the bottom plate, the two baffles and the two corner column plates (quadrangular prisms) form an integral whole. The high strength corner column type corrugated paper pouring jacket provided by the invention can be widely applied to the heavy packaging, and can be folded and laid ...

Preparation method of highly viscous feeding pregelatinized starch

The invention discloses a preparation method of highly viscous feeding pregelatinized starch, which takes cassava starch as raw material, and comprises the steps of controlling raw material quality, making production technological parameters and taking Na2CO3 as a chemical modifier; the Brabender peak viscosity of the feeding pregelatinized starch produced by the method reaches 1600-degree BU; byadopting the method, additional cost is low and effect is good; and the dosage of the pregelatinized starch prepared by adopting the method in aquatic feeds can be reduced, thus significantly increasing the profit of feeds, and simultaneously reducing loss rate of the feeds in water, improving feed efficiency, lightening water quality pollution, and improving cultivation benefit.

Initiating explosive drying device

The invention provides an drying device drying device, comprising a first pipeline, an upper fan housing fixing plate, a first cylinder, drug boxes, a drug box pallet, a lower fan housing fixing plate, a second cylinder, a second pipeline and a controller. The drug box tray is arranged on a base, and is provided with a plurality of drug boxes; the lower fan housing fixing plate is arranged on the top of the second cylinder and is located below the in the drug box pallet; the upper fan housing fixing plate is arranged on the top of the first cylinder and located right above the drug box pallet; the upper fan housing fixing plate and the lower fan housing fixing plate are provided with air holes; the first pipeline and the upper fan housing fixing plate, and the second pipeline and the lower fan housing fixing plate are in a flexible connection mode; the air holes on the upper fan housing fixing plate are communicated with the inside of the first pipe, and the air holes on the lower fan housing ...

Easy-lift garden bag

The Easy-Lift Garden bag appears as a soft vessel. This invention serves the purpose of replacing the hard plastic pot resembling vessel, which will environmentally change history of using hard plastic pots to grow flowers/trees/and plants. This product is waterproof, adhering to the correct process of growing flowers/trees/ and plants. By being well ventilated, and in the same instance allowing excess water to drain with keeping the suggested nurturing amount of moisture for the biology of the plant. Specifically I have designed two to four loops on the body of the Easy-Lift Garden bag, so it is convenient for non-manpower mechanism transportation. The finally conclusion the textiles of the Easy-Lift Garden bag is innocuous to the environment, and may be recycled. If we want to grow beautiful trees/plants/ and flowers, we as gardeners/biologists/nurserymen have to do our part to save the environment.

Super air permeability and reinforced seams of peanuts bag (APC BAG-SBA)

All bulk bags (FIBC) are formed by U-Panel and Side Panels (if bag is circular design we use Main Body instead of U-Panel and Side Panels), Top and Discharge Spouts, Top Panel and Lifting Loops (Drawing 1/6). On this invention, I used the monofilament fabric instead of normal woven fabric as Top Panel to provide super air permeability. Research has proven that moisture (steam) moves from the bottom up, so the Top Panel will has to function for the moisture to escape. The top fabric being constructed with super air permeability will make the entire bag perform with the breath ability.

Integral suction filtration and distribution device for manufacturing initiating explosives

The invention provides an integral suction filtration and distribution device for manufacturing initiating explosives. The integral device comprises a suction filtration part, a distribution part and a controller, wherein the suction filtration part comprises a lifting air cylinder, a suction filtration tank body, a suction filtration hopper, filter cloth, a lifting device and the like; the distribution part comprises a discharging hopper, a receiving plate, a rotary plate, a weighing device and the like. According to the integral device, suction filtration and distribution processes are controlled by virtue of the controller and can be automatically carried out; the suction filtration hopper, the discharging hopper, the filter cloth and the lifting part cooperate with each other, so that the initiating explosives after suction filtration can quickly enter the discharging hopper and the working efficiency is improved; the tail end of the discharging hopper is connected with the lifting ...

Mineral substance premix of white jade snails

The invention discloses a mineral substance additive premix of white jade snails. The standard is to prepare 25kg of premix, and the components thereof and the use amount thereof are: 240-360g of copper sulfate, 1, 664-2, 496g of ferrous sulphate, 1, 664-2, 496g of manganese sulphate, 1, 720-2, 580g of zinc sulfate, 832-1, 248g of 1% cobalt chloride, 133.36-200.4g of 1% sodium selenite, 384-576g of 1% potassium iodide and the balance of bran cake. The premix has excellent compatibility, supplements the requirement of white jade snails on mineral substances and promotes growth. The mineral substance has no residue and no pollution in snail meat. The premix can be added to feed according to the addition ratio of 0.25 percent in the total weight of the feed.

Method and sample of quick grading, estimation test of homogencity and chemical composition for alumina

The method for quickly and accurately classifying and grading calcined alumina and estimating its uniformity and chemical composition is mainly characterized by adopting a whole set of special specimens and calculating methods to implement said invention. Said whole set of specimens includes a set of calcined alumina ore samples, their chemical component content and physical parameter table and relationship of them. Said invention has no need of complex analytical instrument, and can quickly and accurately make field inspection and commodity inspection.

Preparation method of beta-glucosaccharase

The invention discloses a preparation method of beta-glucosaccharase. The method includes the following steps: selecting Aspergillus niger as parent strain through screening, inoculating the Aspergillus niger, the inoculum size of which is 106-108cfu/g, to bran, rice bran and ammonia chloride, wherein in a solid culture medium prepared from the bran, the rice bran and the ammonia chloride according to the weight percentage of 90-100 percent: 0-10 percent:1-3 percent, the initial water content of the culture medium is 65-75 percent, and the pH is 5.5-6.5, culturing for 48-80h at the temperature of 25-30 DEG C and detecting the activity of beta-glucosaccharase to reach 300-430U/g. The method adopts solid fermentation, uses cheap and rich subsidiary agricultural products as fermentation substrate, simultaneously optimizes the culture medium and culture conditions and achieves high yield of the beta-glucosaccharase under solid fermentation conditions, thus providing scientific basis to the ...

Li's Trichoderma strains and use thereof

Hydraulic pump

The utility model discloses a hydraulic pump, including the pump body, motor, its characterized in that: the motor drive pinion, pinion and large gear, the gear wheel is coaxial fixed with the main shaft, the antifriction bearing that the main shaft passes through pump body top and below is fixed, the inclined plane disc is fixed on the main shaft, the even fixed multiunit plunger pump that sets up on the bottom surface of the pump body, the piston top of plunger pump sets up smooth cap, and the below of smooth cap sets up the playback spring, the below butt of smooth cap and inclined plane disc, the oil storage tank intercommunication that enters oil pipe and below of plunger pump, the play oil pipe of plunger pump and always go out the oil pipe intercommunication, the utility model has the advantages that: owing to adopt the inclined plane disc, when the rotatory a week of inclined plane disc, an up -and -down motion is accomplished to every plunger pump, and the pressure of every plunger ...

Preparation method of highly viscous feeding pregelatinized starch

The invention discloses a preparation method of highly viscous feeding pregelatinized starch, which takes cassava starch as raw material, and comprises the steps of controlling raw material quality, making production technological parameters and taking Na2CO3 as a chemical modifier; the Brabender peak viscosity of the feeding pregelatinized starch produced by the method reaches 1600-degree BU; by adopting the method, additional cost is low and effect is good; and the dosage of the pregelatinized starch prepared by adopting the method in aquatic feeds can be reduced, thus significantly increasing the profit of feeds, and simultaneously reducing loss rate of the feeds in water, improving feed efficiency, lightening water quality pollution, and improving cultivation benefit.