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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
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Применить Всего найдено 26. Отображено 26.
11-07-2023 дата публикации

Preparation method of solid-phase microextraction coating and application of coating

Номер: CN116413352A
Принадлежит:

The invention relates to a preparation method of a solid-phase microextraction coating, which comprises the following steps: (1) taking a metal organic framework material MIL-101Cr as an adsorbent, and dissolving the adsorbent and an adhesive in a solvent to prepare a suspension; and (2) the suspension liquid is evenly mixed and subjected to ultrasonic treatment, then a stainless steel base body stretches into the suspension liquid and is slowly taken out, the base body is coated with a coating, and the operation is repeated for multiple times till the coating on the base body reaches the needed thickness. The solid-phase microextraction fiber coating is adopted for sample pretreatment, compared with a common commercial solid-phase microextraction head, the extraction effect of the solid-phase microextraction fiber coating is superior to that of a two-in-one extraction head and equivalent to that of a three-in-one extraction head, but the prepared solid-phase microextraction fiber coating ...

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08-06-2011 дата публикации

Traditional Chinese veterinary medicine capable of tonifying spleen and stimulating appetite

Номер: CN0101791339B
Принадлежит:

The present invention discloses a traditional Chinese veterinary medicine capable of tonifying spleen and stimulating appetite, belonging to the field of Chinese veterinarian and traditional Chinese veterinary medicine. The traditional Chinese veterinary medicine is prepared from the following raw materials in parts by weight: 40-70 parts of tuckahoe, 20-50 parts of white paeony root, 15-30 parts of liquorice, 40-70 parts of codonopsis pilosula, 20-60 parts of Chinese angelica, 40-70 parts of Astragalus root and 20-60 parts of rhizoma atractylodis. The process method is as follows: respectively placing the above materials in a grinder to grinding in powder and evenly mixing to obtain the product according to the formula amount. The traditional Chinese veterinary medicine capable of tonifying spleen and stimulating appetite has the characteristics of tonifying qi and invigorating spleen, promoting digestion to eliminate stagnation, invigorating the circulation of blood and stasis, regulating ...

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27-05-2015 дата публикации

A propylene oxidation catalyst and a preparing method thereof

Номер: CN104646015A
Принадлежит:

The invention relates to a multi-metal oxide catalyst. The catalyst comprises molybdenum, bismuth, iron, cobalt, tungsten and potassium and also comprises strontium titanate. The catalyst is used for selective oxidation of olefins. The catalyst is characterized in that: the active component molybdenum of the catalyst is not prone to loss and not prone to phase transformation; and the catalyst is high in reaction activity, high in selectivity and long in service lifetime.

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27-05-2015 дата публикации

Unsaturated aldehyde oxidizing catalyst and preparation method thereof

Номер: CN104646016A
Принадлежит:

The invention relates to a multi-metal oxide catalyst containing elements of molybdenum, vanadium, tungsten, copper, nickel and antimony. The multi-metal oxide catalyst is mainly represented as the following general formula (I): MoVWCuNiSbABO, wherein silicon is an added carrier; A is at least one element selected from potassium, titanium and zirconium; B is at least one element selected from magnesium, iron and lanthanum; and O is oxygen. The catalyst also contains a La-Ce-Zr oxide solid solution. The multi-metal oxide catalyst is used in a selective oxidizing reaction of unsaturated aldehyde to prepare corresponding unsaturated acids.

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29-12-2010 дата публикации

Oral solid drug compound containing dienogest

Номер: CN0101926782A
Автор: HUIQING JIA, JIA HUIQING
Принадлежит:

The invention discloses a dienogest orally disintegrating tablets and a preparation method thereof. The orally disintegrating tablets comprise micronized dienogest active ingredients and auxiliary materials containing surface active agent. The tablets have good taste, no grit feel, rapid disintegrating speed and rapid and complete in-vitro digestion, and can be used as oral contraceptives and for curing endometriosis.

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19-02-2014 дата публикации

Traditional Chinese medicine composition for treating qi depression and phlegm-heat syndrome imagined bolus in throat

Номер: CN103585582A
Принадлежит:

Traditional Chinese medicine composition for treating qi depression and phlegm-heat syndrome imagined bolus in throat is prepared by forsythia suspensa, white gourd vines, pericarpium trichosanthis, curcuma aromatica, excoecaria acerifolia F.Didr, pinellia ternata, bamboo shavings, muskroot-like semiaquilegia roots, bergamot, chickens gizzard-membrane, rhizome bolbostemmae, herba violae and liquorice, and can be used for treating the qi depression and phlegm-heat syndrome imagined bolus in throat clinically.

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04-08-2010 дата публикации

Traditional Chinese veterinary medicine capable of tonifying spleen and stimulating appetite

Номер: CN0101791339A
Принадлежит:

The invention discloses a traditional Chinese veterinary medicine capable of tonifying spleen and stimulating appetite, belonging to the field of Chinese veterinarian and traditional Chinese veterinary medicine. The traditional Chinese veterinary medicine is prepared from the following raw materials in parts by weight: 40-70 parts of tuckahoe, 20-50 parts of white paeony root, 15-30 parts of liquorice, 40-70 parts of codonopsis pilosula, 20-60 parts of Chinese angelica, 40-70 parts of Astragalus root and 20-60 parts of rhizoma atractylodis. The process method is as follows: respectively placing the above materials in a grinder to grinding in powder and evenly mixing to obtain the product according to the formula amount. The traditional Chinese veterinary medicine capable of tonifying spleen and stimulating appetite has the characteristics of tonifying qi and invigorating spleen, promoting digestion to eliminate stagnation, invigorating the circulation of blood and stasis, regulating vital ...

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23-06-2023 дата публикации

Test bed for verifying test after fuel cut-off of accessory casing

Номер: CN116296402A
Принадлежит:

The invention provides a test bed for verifying a test after fuel cut-off of an accessory casing, and belongs to the technical field of mechanical design. The test bed comprises a mechanical system, a product lubricating system and an electrical system, the electrical system is electrically connected with the product lubricating system, an accessory casing is located in the mechanical system, and in the normal operation process of the test bed, the electrical system controls the product lubricating system to supply oil to the casing; in the normal operation process of the accessory casing, the electrical system controls the product lubricating system, so that the oil supply pump supplies oil to the accessory casing for lubrication; when an oil cut-off test needs to be carried out, the electrical system controls the product lubricating system to introduce lubricating oil of the oil supply pump into the oil discharge path, inflation treatment is carried out on the accessory casing, and the ...

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20-10-2010 дата публикации

Medicine compound containing mycophenolate mofetil

Номер: CN0101862335A
Автор: HUIQING JIA, JIA HUIQING
Принадлежит:

The invention discloses a medicine compound containing mycophenolate mofetil; oral solid preparation which is prepared from the compound by taking micronized mycophenolate mofetil as the active component and adding auxiliary materials acceptable in medicine can significantly shorten the disintegration time and improve the in vitro dissolving rate. The medicine compound can be used for preventing the rejection of the same type of kidney transplantation patients and curing refractory rejection.

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27-05-2015 дата публикации

Selective oxidation method of light olefins

Номер: CN104649872A
Принадлежит:

The invention relates to a selective oxidation method of light olefins. According to the selective oxidation method, reaction raw materials propylene, water, and air are subjected to preheating using a preheater at a temperature higher than 120 DEG C, and then are delivered into a fixed bed single pipe reactor; and salt bath heating is carried out. The fixed bed single pipe reactor is filled with a propylene selective oxidation catalyst; the selective oxidation catalyst contains molybdenum, bismuth, iron, nickel, cobalt, and tungsten, and also contains magnesium-based lanthanum hexaaluminate. Structure of the selective oxidation catalyst is stable; loss of the active ingredients, such as molybdenum, is not easily caused; phase transformation of the active phases is not easily caused; and selectivity and yield of target products are improved.

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06-04-2011 дата публикации

Qi-invigorating and superficies-consolidating traditional Chinese veterinary medicine

Номер: CN0101791393B
Принадлежит:

The invention discloses a qi-invigorating and superficies-consolidating traditional Chinese veterinary medicine, which belongs to the field of Chinese veterinarian traditional Chinese veterinary medicine, and comprises the following raw materials by weight part: 20-80 parts of Radix astragali, 10-50 parts of Atractylodes macrocephaia, 10-50 parts of Radix saposhnikoviae, 10-50 parts of zingiber and 10-20 parts of licorice root. A processing method is as follows: the raw materials are mixed according to a formula, are added with water to be soaked for 1-3 hours, are decocted twice and respectively filtered, and two-time filtrates are merged, keep stand for 8-20hours and are filtered secondarily; and then the filtrate is heated in vacuum, so that the filtrate is concentrated until the density is 1.20-1.25g/ml; and the filtrate is spray-dried to obtain traditional Chinese medicine powder. The qi-invigorating and superficies-consolidating traditional Chinese veterinary medicine has the characteristics ...

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27-05-2015 дата публикации

Low-carbon olefin oxidizing catalyst and preparation method thereof

Номер: CN104646011A
Принадлежит:

The invention relates to a multi-metal oxide catalyst which is used in a low-carbon olefin selectively oxidization reaction of unsaturated aldehyde and unsaturated acid in proportions. The catalyst includes elements of molybdenum, bismuth, iron, cobalt, nickel and antimony. The catalyst also includes strontium titanate. The oxidizing catalyst is prepared by (1) mixing a compound (I) containing molybdenum and bismuth with the strontium titanate according to mass percentage ratios of 90-98% and 0.3-9%, (2) kneading the mixture, (3) moulding the catalyst, (4) drying the catalyst and (5) roasting the catalyst. The oxidizing catalyst is not liable to cause loss of active components is not liable to cause phase change in an active phase, is high in reaction activity and selectivity and is long in service life.

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19-02-2014 дата публикации

Traditional Chinese medicine composition for treating hemorrhagic strokes

Номер: CN103585503A
Принадлежит:

The invention discloses traditional Chinese medicine composition for treating hemorrhagic strokes. The traditional Chinese medicine composition is prepared from scorpions, red-rooted salvia roots, common peony roots, herba lycopi, centipedes, peach kernels, tabasheer, poncirus bark, safflower carthamus, pubescent holly roots and ligusticum wallichii and can be used for treating the hemorrhagic strokes clinically.

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19-08-2015 дата публикации

Catalyst for selective oxidation of propylene and preparation method of catalyst

Номер: CN104841446A
Принадлежит:

The invention relates to a multiple-metal-oxide catalyst, which contains molybdenum, bismuth, iron, nickel, cobalt, and tungsten elements. The main compound of the catalyst is represented by general formula (I): MoBiFeNiCoWABSiO, and silicon is taken as a carrier, wherein A is at least one element selected from zinc, titanium, and magnesium, and B is at least one element selected from tin, chromium, rubidium, and lanthanum. The catalyst also contains Mg-based lanthanum hexaaluminate. The finished catalyst is obtained by mixing 8-95% by mass percentage of the molybdenum-contained bismuth-contained compound (I) and 0.5-8% by mass percentage of Mg-based lanthanum hexaaluminate, kneading, moulding, drying, and roasting. The catalyst provided in the invention is used for selective oxidation of low-carbon olefin. Active components, such as molybdenum, of the catalyst are not prone to run off, and transformation of active phases is not prone to occur. The catalyst ...

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27-05-2015 дата публикации

An unsaturated aldehyde selective oxidation method

Номер: CN104649892A
Принадлежит:

The invention relates to an unsaturated aldehyde selective oxidation method. A fixed bed reactor is adopted. Acrolein or methacrylaldehyde is adopted as a raw material. An oxidation catalyst is disposed in the fixed bed reactor and comprises molybdenum, vanadium, tungsten, copper, nickel and antimony. The main component of the catalyst is shown as a general formula that is MoVWCuNiSbAhBiOx (I). The catalyst also comprises an oxide that is strontium titanate. 90-98% by mass of the (I) containing the molybdenum and the bismuth and 0.5-10% by mass of the oxide strontium titanate are mixed, kneaded, formed, dried and calcinated to obtain finished product of the catalyst. The method is suitable for selective oxidation of the acrolein to prepare acrylic acid. The catalyst is stable in performance, high in selectivity and yield of target products and capable of long-term stable running.

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27-05-2015 дата публикации

Propylene selective oxidation catalyst and preparation method thereof

Номер: CN104646012A
Принадлежит:

The invention relates to a multi-metal oxide catalyst which contains following elements: molybdenum, bismuth, iron, nickel, cobalt and copper. The catalyst is represented as following general formula (I): MoBiFeNiCoCuSiABO. The catalyst also contains a magnesium lanthanum aluminate oxide. The catalyst is used in a selective oxidation reaction of olefin. The active components, the molybdenum and the like, are not liable to loss due to sublimation and an active phase is not liable to cause phase transformation. The catalyst is high in reaction activity and selectivity and is long in service life.

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15-12-2010 дата публикации

Medicament for treating hepatitis and preparation technology thereof

Номер: CN0101912449A
Принадлежит:

The invention discloses a medicament for treating hepatitis, which is prepared from the following raw materials by weight: 6 to 12g of Chinese magnoliavine fruit, 6 to 12g of baical skullcap root, 3 to 9g of rhubarb, 6 to 12g of radix bupleuri, 9 to 15g of plantain seed and 3 to 9g of liquorice. The invention also discloses technology for preparing the Chinese veterinary medicament, which comprises the following steps of: A, decocting to obtain a liquid medicine; B, concentrating filter liquor; and C, filling and sterilizing. The medicament for treating the hepatitis is a pure traditional Chinese medicinal preparation and has exact effect of treating the hepatitis; and more importantly, the medicament avoids risks of spreading pathogenic microorganisms. Pure traditional Chinese medicines serve as raw materials, and the extracted medicament for treating the hepatitis has the advantages of convenient transportation and use and no medicament residue, and provides a precondition for producing ...

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11-07-2023 дата публикации

Detection method for determining volatile substances in polypropylene

Номер: CN116413349A
Принадлежит:

The invention discloses a detection method for determining volatile substances in polypropylene, which comprises the following steps: (1) preparation of a solid-phase microextraction fiber coating: i, dissolving a mixture of an MIL-101 (Cr) adsorbent and an adhesive in a solvent to prepare a suspension, shaking the suspension, and carrying out ultrasonic treatment; ii, immersing the carrier in the suspension, then taking out the carrier from the suspension, leaving a coating on the surface of the carrier, and then volatilizing the solvent; iii, repeating the step ii, and forming a solid-phase microextraction fiber coating on the carrier; placing a polypropylene resin sample in a headspace sample injection bottle, sealing and balancing, inserting the solid-phase microextraction fiber coating into the headspace of the headspace sample injection bottle for extraction, taking out the solid-phase microextraction fiber coating, and immediately inserting the solid-phase microextraction fiber coating ...

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27-05-2015 дата публикации

Infrared spectroscopic assay method of content of bound acrylonitrile in nitrile butadiene rubber

Номер: CN104655582A
Принадлежит:

The invention relates to an infrared spectroscopic assay method of the content of bound acrylonitrile in nitrile butadiene rubber. With a substitute standard rubber of which the mass percentage content of the bound acrylonitrile is known with the range being 17.5-39.5%, a standard curve is drawn form 3-10 points within the range to establish a quantitative formula (I). By means of an infrared spectrometer, the absorbance of 1,4-trans-polybutadiene (A), the absorbance of 1,2-vinyl-polybutadiene(A), the absorbance of 1,4-cis-polybutadiene (A), and the absorption area of the bound acrylonitrile (S) are measured and are respectively substituted into the formula (I) and a formula (II) to calculate the mass percentage content of the bound acrylonitrile.

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30-11-2011 дата публикации

Medicament for treating hepatitis and preparation technology thereof

Номер: CN0101912449B
Принадлежит:

The invention discloses a medicament for treating hepatitis, which is prepared from the following raw materials by weight: 6 to 12g of Chinese magnoliavine fruit, 6 to 12g of baical skullcap root, 3 to 9g of rhubarb, 6 to 12g of radix bupleuri, 9 to 15g of plantain seed and 3 to 9g of liquorice. The invention also discloses technology for preparing the Chinese veterinary medicament, which comprises the following steps of: A, decocting to obtain a liquid medicine; B, concentrating filter liquor; and C, filling and sterilizing. The medicament for treating the hepatitis is a pure traditional Chinese medicinal preparation and has exact effect of treating the hepatitis; and more importantly, the medicament avoids risks of spreading pathogenic microorganisms. Pure traditional Chinese medicines serve as raw materials, and the extracted medicament for treating the hepatitis has the advantages of convenient transportation and use and no medicament residue, and provides a precondition for producing ...

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18-05-2011 дата публикации

Drug composition containing dienogest and estradiol valerate and preparation method thereof

Номер: CN0102058604A
Автор: Li Xinpeng, Jia Huiqing
Принадлежит:

The invention discloses a drug composition containing dienogest and estradiol valerate and a preparation method thereof. The composition takes dienogest and estradiol valerate as active ingredients, and the pharmaceutically acceptable auxiliary materials are added, thus the in-vitro dissolution is complete, the stability is good, the preparation process is simple and the industrial production is easy to realize.

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15-12-2010 дата публикации

Health-care medicament for sows and preparation process thereof

Номер: CN0101912461A
Принадлежит:

The invention discloses a health-care medicament for sows. The medicament is prepared from the following raw materials by weight: 20 to 40 g of echinacea purpurea extract, 20 to 40 g of astragalus, 10 to 20 g of campanumaea pilosula, 15 to 30 g of root of red-rooted salvia, 18 to 30 g of honeysuckle flower, 6 to 10 g of steamed rhubarb and 10 to 20 g of hawthorn. The invention also discloses a preparation process of the medicament. The process comprises the following steps of: A, decocting decoction; B, condensing filtrate; C, drying; and D, smashing a solid obtained by the step C, sieving the smashed product by using a 100-mesh sieve and performing split charging. The medicament has good effects of treating poor appetite and constipation of the sows and protecting newborn piglets; and a product of the invention not only solves the problem of easy medicament resistance of the sows caused by the application of antibiotics, but also cuts off the transmission process of medicament-resistant ...

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04-08-2010 дата публикации

Qi-invigorating and superficies-consolidating traditional Chinese veterinary medicine

Номер: CN0101791393A
Принадлежит:

The invention discloses a qi-invigorating and superficies-consolidating traditional Chinese veterinary medicine, which belongs to the field of Chinese veterinarian traditional Chinese veterinary medicine, and comprises the following raw materials by weight part: 20-80 parts of Radix astragali, 10-50 parts of Atractylodes macrocephaia, 10-50 parts of Radix saposhnikoviae, 10-50 parts of zingiber and 10-20 parts of licorice root. A processing method is as follows: the raw materials are mixed according to a formula, are added with water to be soaked for 1-3 hours, are decocted twice and respectively filtered, and two-time filtrates are merged, keep stand for 8-20hours and are filtered secondarily; and then the filtrate is heated in vacuum, so that the filtrate is concentrated until the density is 1.20-1.25g/ml; and the filtrate is spray-dried to obtain traditional Chinese medicine powder. The qi-invigorating and superficies-consolidating traditional Chinese veterinary medicine has the characteristics ...

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22-08-2023 дата публикации

Multifunctional transmission structure

Номер: CN116624577A
Принадлежит:

The invention relates to the technical field of aviation transmission system mechanical transmission, in particular to a multifunctional transmission structure which comprises a step-up gearbox shell, an input transmission shaft, a high-speed output shaft, a low-speed output shaft, a bevel step-up gearbox shell, an input shaft, a middle bevel gear shaft and a high-speed output gear shaft. The input transmission shaft and the high-speed output shaft are arranged on the lower portion in the step-up gear box shell, the input transmission shaft is meshed with the high-speed output shaft, and the low-speed output shaft is arranged on the upper portion in the step-up gear box shell and meshed with the high-speed output shaft. The input shaft, the intermediate bevel gear shaft and the high-speed output gear shaft are arranged in the bevel step-up gear box shell and are sequentially in meshed transmission; a central transmission unit body and a single transmission unit body are arranged in the ...

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11-01-2012 дата публикации

Health-care medicament for sows and preparation process thereof

Номер: CN0101912461B
Принадлежит:

The invention discloses a health-care medicament for sows. The medicament is prepared from the following raw materials by weight: 20 to 40 g of echinacea purpurea extract, 20 to 40 g of astragalus, 10 to 20 g of campanumaea pilosula, 15 to 30 g of root of red-rooted salvia, 18 to 30 g of honeysuckle flower, 6 to 10 g of steamed rhubarb and 10 to 20 g of hawthorn. The invention also discloses a preparation process of the medicament. The process comprises the following steps of: A, decocting decoction; B, condensing filtrate; C, drying; and D, smashing a solid obtained by the step C, sieving the smashed product by using a 100-mesh sieve and performing split charging. The medicament has good effects of treating poor appetite and constipation of the sows and protecting newborn piglets; and a product of the invention not only solves the problem of easy medicament resistance of the sows caused by the application of antibiotics, but also cuts off the transmission process of medicament-resistant ...

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