89results about How to "Guaranteed Extraction" patented technology

The invention relates to an auxiliary device for a drilling hole for gas drainage, in particular to a device for pumping and draining water from a downward hole of a coal bed, which solves the problems that the accumulated water in the downward hole of the coal bed cannot be drained out in time to influence the effect on gas drainage. The device comprises a liquid draining and pumping pipe, a drilling hole sealing device, and a drainage device provided with a first gate valve and a second gate valve, wherein the upper part of the drainage device is provided with a water inlet and a ventilation bolt of the drainage device, while the lower part is provided with a drainage bolt; the upper end of the drilling hole sealing device is connected with a hole connecting device; the upper end of the liquid draining and pumping pipe is extended in the hole connecting device, and a liquid guiding pipe is connected between the liquid draining and pumping pipe and the water inlet of the drainage device; and one side of the hole connecting device is provided with a first embedded wire pipe, and the second gate valve of the drainage device is connected with a second embedded wire pipe communicated with a gas drainage pipeline. The device can quickly and effectively drain out the accumulated water in the drilling hole to ensure the normal drainage and pumping of the drilling hole, improve the draining and pumping effect of the downward hole (or the drilling hole of a lower adjacent layer) of the coal bed, and reduce the gas content of the coal bed (or the lower adjacent layer) on a working surface; besides, the device has a simple structure and convenient connection and operation.

The invention provides a preparation method of Fructus Forsythiae extract, and belongs to the field of preparative technique of Chinese traditional medicine. The inventive method comprises decocting Fructus Forsythiae with water for extraction, preliminary purifying through alcohol precipitation, and refining through water satured n-butanol extraction method. Compared with present technology, the invention obtains efficient extract with phillyrin as main ingredient, avoids the loss of phillyrin in each operation, especially guarantee extraction rate of phillyrin, completely transfers effective ingredient, improves purity, thus, the invention has simple operation, and can provide technological conditions in favor of industrial production.

The invention relates to a preparation method for antibacterial paper. The preparation method comprises the following steps that firstly, a plant fiber raw material is dissociated into pulp in natural color; secondly, the after being dried, bamboo is smashed into powder so that bamboo powder can be obtained, the bamboo powder is dispersed into an ethanol solution, CO2 is used for supercritical fluid extraction, the obtained solution is filtered, and antibacterial extract liquid is obtained; thirdly, the antibacterial extract liquid is added into the pulp in natural color to be stirred and soaked, then, purifying, squeezing, forming, dewatering and drying are carried out, and primary antibacterial paper is obtained; fourthly, an antibacterial agent containing metallic silver nanoparticles is spayed to the surface of the primary antibacterial paper, and after the antibacterial agent is naturally air-dried, the antibacterial paper is obtained. By means of the synergistic effect of the natural antibacterial substance bamboo antibacterial extract liquid and the antibacterial agent containing the metallic silver nanoparticles, the paper has an antibacterial effect from interior to exterior, the overall antibacterial and bacteriostasis effects reach 99% or above, mildew of the paper can be effectively prevented, and the antibacterial paper has the functions of removing mites, preventing odor and resisting ultravoient.

The invention provides a soil remediation method using inedible parts of crop plants for extracting and removing heavy metal. According to the soil remediation method, crop varieties with heavy metal extracting performance are selected, soil remediation planting is conducted on farmland in the way of increasing the planting density, the heavy metal is extracted through the inedible parts of the crop plants, and the inedible parts of the crop plants are treated centralized, so that the heavy metal is removed from soil, and meanwhile, edible parts according with the food safety standard are obtained. According to the obtained soil remediation method, the inedible parts of the crop plants are used for absorbing, extracting and removing the heavy metal in the soil, so that the purpose of remediating the heavy metal contaminated soil is achieved, and meanwhile, the edible parts according with the food safety standard are obtained; in-situ remediation of the farmland and agricultural production are completed at the same time, and the soil remediation effect is improved; and environmental friendliness is achieved, secondary pollution is avoided, and the soil remediation method is a soil remediation technique suitable for application and promotion.

The present invention provides a sealing device and a vacuum tire mould. The sealing device matches a guide ring and a base of the vacuum tire mould to seal the vacuum tire mould. The sealing device includes a first sealing element, a floating sealing ring and an elastic device. The base has a first circular groove disposed in the circumferential direction. The floating sealing ring is disposed inthe first circular groove through the elastic device. The elastic device is configured to provide an elastic force to enable the floating sealing ring to approach the guide ring. The first sealing element is embedded in the end of the floating sealing ring close to the guide ring. The first sealing element is configured to match the guide ring and the sealing device to realize a sealing effect.

The invention discloses a processing method of bean curd, tender bean curd and refreshment made from bean milk and belongs to the technical field of processing of soya bean products. The processing method comprises the steps of material selection, soaking, smashing, separation, milk filtration and milk boiling, wherein the milk boiling temperature is 30-105 DEG C, the milk boiling time is 12-16 minutes, and a defoaming agent is added in the milk boiling process and is prepared by compounding organic silicone oil, modified soyabean lecithin, soybean oil and water. The defoaming effect in the bean curd processing process can be effectively improved by optimizing compounding of the components of the defoaming agent and optimizing the design of a bean curd processing technology, the usage amount of the defoaming agent is small, and the limited requirement for the use amount of polydimethylsiloxane in the national standard can be met.

The invention relates to an automatic base switching system and method for ETL operations. The method comprises the steps of scanning the executing situation of the ETL operations at regular intervals; piecing up manual intervention information according to operation information of an ETL operation reported with errors when the ETL operation reported with errors is found; checking the data synchronization situation of a backup base at regular intervals, judging the working state of the backup base, generating a base switching trigger instrument if the backup base is in the data synchronization completing state, switching an operated object of the ETL operation reported with errors to the backup base from a production base, base switching is completed, modifying operation configuration information according the manual intervention information, and the ETL operation is executed in the backup base. After the errors of the operation are reported, the operated object of the operation is switched from the production base to the backup base, and normal extraction of the operation is ensured so that the stability of data extraction can be ensured. The data timeliness of a downstream system is supported, manpower cost is saved, and the working efficiency is obviously increased, so that the system maintenance is more humanized and intelligentized.

The invention relates to an actinidia polygama effervescing agent and a preparation method and application thereof. The preparation method comprises the following steps: mixing the following components in parts by mass: 3-5 parts of an extracted active polysaccharide mixture, 24-30 parts of sodium bicarbonate, 15-20 parts of citric acid, 1-3 parts of an adhesive, 10-14 parts of xylitol, 4-6 parts of freeze-dried powder of filtrate obtained after actinidia polygama polysaccharide extraction and 2-5 parts of sodium alga acid, preparing a soft material, granulating, drying, pelletizing, and adding 30-50 parts of a juice clathrate compound, thereby obtaining the effervescing granules. According to the method, the process is simple, the active ingredients of the product are clear, the natural VC retention rate is over 70 percent, a xylitol formula system is adopted, and the effervescing agent is good in taste and is suitable for diabetes mellitus patients to take. The experiment proves that the actinidia polygama active polysaccharides and effervescing granules have a certain treatment effects on type II diabetes mellitus; and moreover, the effervescing agent can be widely applied to antioxidant, anti-fatigue and blood sugar-reducing foods and/or health products.

The invention provides a gas-liquid direct contact fluidized ice preparation system. The gas-liquid direct contact fluidized ice preparation system comprises a circulating refrigeration system and a fluidized ice preparation system body, wherein the circulating refrigeration system comprises a refrigeration compressor, a condenser and evaporators; the refrigeration compressor is connected with thecondenser; an outlet pipeline of the condenser is divided into two outlets, one is connected with the high-temperature evaporator, and the other is connected with the low-temperature evaporator; outlets of the high-temperature evaporator and the low-temperature evaporator are connected with the refrigeration compressor through confluence pipelines; the fluidized ice preparation system comprises an air duct, a fan, a nozzle and an ice storage bucket, one end of the air duct is connected with the top of the ice storage bucket, and the other end of the air duct communicates with an inner space at the upper portion of the ice storage bucket above a liquid level; and an ice water filter is arranged at the bottom of the ice storage bucket, the ice water filter is connected with a circulating pump, and the circulating pump is connected with the nozzle. By means of the gas-liquid direct contact fluidized ice preparation system, low-temperature ice-making cooling gas is obtained by the circulating refrigeration system; and the low-temperature ice-making cooling gas surrounds droplets or water mist, and rapidly cools to a freezing point to produce fine ice crystals, that is, the preparationof fluidized ice is completed.

The invention relates to the technical field of purification of protein polypeptide in peanut meal, in particular to purification equipment for protein polypeptide in peanut meal. The peanut meal is pretreated through a grinding box, condensed peanut meal is dispersed through a material dispersing mechanism, the peanut meal is ground into fine particles through a grinding mechanism, subsequent peanut meal and a solution are effectively mixed and react thoroughly, the extraction amount of the protein peptide is guaranteed, waste of peanut meal raw material is reduced, and the conversion rate isincreased; a turbine and a worm are matched to drive a reaction box to rotate, the reaction box drives the internal solution and the peanut meal to rotate and mix, and a mixing mechanism continuouslystirs the solution and the peanut meal, so that the mixing speed and the mixing uniformity are improved, the reaction time is shortened, and the mixing efficiency and the processing efficiency are improved; and a premixing box premixes the solution and peanut meal, a preheating layer preliminarily heats the solution and the peanut meal, the reaction speed is increased, the mixing time in the reaction box in the later period is shortened, and a solution box is arranged at the rear end of the grinding box, so that the interior of the premixing box is convenient to clean.

The invention provides a method for removing sulfide in fuel oil through catalytic oxidation and belongs to the technical field of desulfurization of fuel oil. Fuel oil, SO42-/ZrO2-Cr2O3 and DMF are mixed in a reaction vessel provided with a condensation reflux device and are heated up to reach oxidation temperature, and then a H2O2 water solution is added to perform catalytic oxidation reaction; cooling is performed to reach the room temperature after reaction is finished, filtrate obtained after filtration stands, and supernatant is desulfurized fuel oil. The SO42-/ZrO2-Cr2O3 catalyzes H2O2 to oxidize thiophene sulfide in the fuel oil into a sulfone compound, the sulfone compound generated through oxidization is extracted through DMF, and accordingly the thiophene sulfide in the fuel oil is removed. The method is simple in operating process and good in desulfuration effect and can be used for deep desulfurization of fuel oil.

The invention provides an extracting method for lincomycin hydrochloride. The method comprises the steps that S1, a lincomycin fermentation solution is subjected to micro-filtration and nano-filtration, and then a water phase concentration solution is obtained; S2, after the water phase concentration solution is subjected to alkalization treatment, comprehensive flocculation impurity removal is performed, a disc filter performs centrifuging, an alkalization clean solution is extracted by an extraction agent, and an extraction solution is obtained; S3, the concentration solution is concentratedand acidified to be subjected to a reaction for crystallization, and lincomycin hydrochlorid is obtained. Micro-filtration is adopted sequentially for performing solid-liquid separation and nano-filtration of the fermentation solution to obtain the water phase concentration solution, after comprehensive impurity removal, the extraction agent is adopted for extraction, and concentration, acidification and crystallization are performed to obtain lincomycin hydrochlorid. The production process is high in automatic degree, continuous and reliable, the production period is short, and meanwhile theproduct quality is improved.

The invention discloses a large-scale iodine extraction apparatus, comprising a tank body (1), an air outlet (2) arranged on the top of the tank body (1), a discharge hole (3) arranged at bottom of the tank body (1), a feed inlet (4) arranged on an upper part of the tank body (1) and an air inlet (5) arranged on a lower part of the tank body (1). The apparatus is characterized in that the tank body (1) is provided with a gas deceleration segment (6), which has a diameter larger than that of the tank body (1) below the gas deceleration segment (6). According to the invention, the gas deceleration segment is prepared on the extraction apparatus, and air-flow speed is reduced by increasing a sectional area of the tank body; a fast-to-slow air-flow operation process is formed in the whole extraction tank to thoroughly mix the gas and the liquid, so as to substantially reduce volume of water vapor foam in an extraction fluid and gain a better extraction effect.

The invention provides a method for extracting lignan compounds from Chinese magnolia vine fruit, and belongs to the technical field of traditional Chinese medicine extracts. The method comprises thefollowing steps: firstly, soaking Chinese magnolia vine fruit sample powder with a proper amount of absolute ethyl alcohol, then extracting lignan compounds in the Chinese magnolia vine fruit througha magnetic stirring assisted supercritical CO2 extraction method to obtain a solid-liquid mixture after the extraction is finished, then transferring the obtained solid-liquid mixture into a centrifugal tube for centrifugal separation, collecting all supernatants, and concentrating under reduced pressure to obtain extract; and performing vacuum drying and crushing on the extract to form powder, thereby obtaining the Chinese magnolia vine fruit lignan extract. According to the method, magnetic stirring and supercritical CO2 extraction are combined for the first time, the magnetic stirring is beneficial to fully mixing the extraction solvent and the sample, and the contact frequency between the extraction solvent and the sample is increased, so that the extraction efficiency is improved. Besides, before supercritical CO2 extraction, a small amount of absolute ethyl alcohol is adopted as an auxiliary extraction solvent in advance to impregnate the sample, so that the dissolving power andselectivity of supercritical CO2 in the extraction process are enhanced, and the extraction pressure is reduced.

The invention discloses a recyclable easy-assembly-type intensive aquaculture system, and relates to an aquaculture system of a non-flowing water area. The aquaculture system comprises a culture box,an oxygen supply system, a power supply system and an excrement receiving tank; the culture box is a recyclable easy-assembly-type culture box; the oxygen supply system comprises an air blower or an oxygen supply machine, ventilation pipelines and aeration pipes; the air blower or oxygen supply machine is provided with a frequency converter; the ventilation pipelines and the aeration pipes are arranged at the front end and at two sides of the culture box; the excrement receiving tank is arranged outside the tail end of the culture box; and the excrement receiving tank is connected with a submersible pump. According to the aquaculture system, the water environment can be prevented from being polluted by fish excrement, and a good hydrological environment is provided for the growth of fish schools, so that the survival rate and the culture quality of the aquatic products can be improved. The aquaculture system also has the characteristics of uniform oxygen supply, adjustable oxygen supply amount, recyclable and reusable culture box, reliable performance and the like, and is easy to promote and use.

The invention discloses a traditional Chinese medicine composition for dispelling effects of alcohol, arresting vomiting and protecting liver and enlivening spleen. The traditional Chinese medicine composition is an agent prepared from the following raw materials in parts by weight: 5-8 parts of smoked plum, 2-5 parts of licorice roots northwest origin, 8-12 parts of radix puerariae, 7-10 parts ofpogostemon cablin, 4-7 parts of flower of kudzuvine, 8-12 parts of dried tangerine or orange peel, 8-12 parts of rhizoma pinellinae praeparata and 10-15 parts of Chinese yam. According to the traditional Chinese medicine composition, by selecting the eight raw medicinal materials such as the smoked plum, licorice roots northwest origin, radix puerariae, pogostemon cablin, flower of kudzuvine, dried tangerine or orange peel, rhizoma pinellinae praeparata and Chinese yam and combining with limitation of a weight proportion relationship of the various raw medicinal materials, the whole traditional Chinese medicine formula has mutual compatibility of medicines, the synergistic effects are achieved, and the curative effects of dispelling effects of alcohol, arresting vomiting and protecting liver and enlivening spleen are obvious. The invention further provides a preparation method of the pharmaceutical composition. According to the preparation method, the active pharmaceutical ingredientsin the various medicinal materials can be conveniently and effectively extracted, and the yield of the medicinal components is improved. In addition, the invention further provides application of thetraditional Chinese medicine composition to preparation of traditional Chinese medicine health care products with effects of dispelling effects of alcohol, arresting vomiting and protecting liver andenlivening spleen.