125 results about "Oil body" patented technology

The invention discloses a plastic floor base material prepared from recycled PET, and relates to the technical field of floors, the base material is prepared by mixing a recycled PET material, stone powder, a chain extender, stearic acid, an oil body and an elastomer, the recycled PET material accounts for 15%-25%, the stone powder accounts for 65%-78%, the chain extender accounts for 0.4%-1%, the stearic acid accounts for 0.5%-2%, and the oil body accounts for 1%-3%. According to the present invention, the recycled PET is adopted as the adhesive to adhere the stone powder, and extrusion molding is performed through the extruder to prepare the plastic floor base material, such that the GRS and SCS certified products can be easily obtained, the PET product cannot be decomposed into the chlorine gas and the hydrogen chloride with the pungent odor like the conventional PVC plastic floor base material, and the recovered PET material has the more sources, such that the production cost is low, and the production efficiency is high. And the market is wider.

The invention provides a hydraulic oil tank with high cleaning performance, which relates to the technical field of hydraulic oil tanks and comprises a tank body, an oil pan and an oil tank cover, an oil return pipe and an oil suction pipe are respectively arranged at two ends of the tank body, an oil return cavity, an overflow cavity and an oil suction cavity are arranged in the tank body, the oil pan is arranged at the bottom of the tank body, and the oil tank cover is fixedly mounted at the top of the tank body. The quick release assemblies are mounted on the outer side of the tank body, the two cleaning assemblies correspond to the oil return cavity and the oil suction cavity in the tank body in position and are mounted on the oil tank cover, and the overflow assembly corresponds to the overflow cavity in the tank body in position and is mounted on the oil tank cover. The cleaning assembly is driven to clean impurities adhering to the inner wall of the rectangular oil tank, bubbles and floating foam on the surface of the oil body are eliminated in the cleaning process, the cleaning performance of the oil tank is improved, meanwhile, the cleaning assembly is in linkage with the overflow assembly to heat the oil body, and the oil tank can meet the use requirement of the cold environment.

The invention belongs to the technical field of emulsified oil recovery, and particularly relates to a method for recovering emulsified oil generated by preparing an alumina carrier through an oil column forming process. The emulsified oil recovery method comprises the following steps: adding ammonia water into emulsified oil, stirring, preserving heat, centrifuging, collecting upper-layer floating oil A, and removing bottom-layer water and impurities to obtain a first-stage emulsion; adding ammonia water into the primary emulsion, heating by using a heat source until the temperature is higher than 100 DEG C, then stopping heating to obtain a demulsified primary emulsion system, carrying out centrifugal treatment, collecting upper-layer floating oil B, removing bottom-layer water and impurities, and remaining a secondary emulsion; combining the collected upper-layer floating oil A and the collected upper-layer floating oil B, distilling and removing water to obtain an oil body A; carrying out vacuum distillation on the secondary emulsion to remove water, and centrifuging to remove impurities at the bottom layer to obtain an oil body B; and finally, combining the oil body A and the oil body B to obtain recovered oil. The method does not need to add organic auxiliaries such as a demulsifier, the recovery process is simple and easy to control, the treatment temperature is low, the recovered oil quality is good, and the recovery rate is high.

The invention relates to the technical field of grease powder preparation, and provides a preparation method of functional vegetable grease powder, which comprises the following steps: carrying out micro-capsule embedding on plant seed oil by taking sodium caseinate, octenyl succinic acid modified starch and isomaltooligosacharide as wall materials, and adding sodium ascorbate to improve the oxidation resistance. Finally, micro-capsule oil powder is obtained through spray drying, the embedding rate of the vegetable oil capsule powder is greatly improved through the obtained product, and therefore the storage time of the vegetable oil capsule powder is greatly prolonged.

The invention relates to the technical field of cosmetic functional raw materials, in particular to oleosin as well as a preparation method and application thereof. The amino acid sequence of the oleosin is as shown in SEQ ID No. 1 and / or SEQ ID No. 2. The oleosin has the advantages of being simple in structure, simple in synthesis method and the like, can effectively promote collagen expression, is more suitable for actual production requirements, and can be applied to preparation of cosmetics and / or medical supplies.

The utility model discloses a molybdenum concentrate self-heating type roasting device, and particularly relates to the technical field of molybdenum concentrate production, the molybdenum concentrate self-heating type roasting device mainly comprises a roasting furnace body, a plurality of heat exchange annular grooves are sequentially formed in each heat exchange annular groove from front to back, conveying inclined pipes are welded and communicated to the top ends of the heat exchange annular grooves, and flow dividing pipes are fixedly communicated to the top ends of the conveying inclined pipes; a recycling heat storage mechanism is installed on one side of the flow dividing pipe. The recycling heat storage mechanism comprises a three-way pipe installed on one side of the flow dividing pipe, and a pump machine used for pressurizing the oil body is installed at the bottom end of the three-way pipe. A pump machine is started through the recovery heat storage mechanism, so that the spiral inner pipe sucks oil into the suction pipe, the heated oil continues to circulate into the heat exchange ring grooves along the spiral inner pipe, roasting operation can be achieved through heat generated by self-heating of molybdenum concentrate, heat conduction oil in the heat preservation tank can be heated, and the heat conduction oil can be recycled. And the heat utilization rate is greatly improved in the molybdenum concentrate roasting process.

The invention discloses an ES fiber oiling and blowing device which comprises an oiling tank, a rotating pipe is rotationally connected to a sleeve, a plurality of spiral blades are fixed to the inner wall of the rotating pipe, a flow guide pipe is rotationally installed on the rotating pipe, a fan works to blow high-speed airflow into a U-shaped pipe, and the U-shaped pipe is provided with a plurality of air outlets. When air passes through the oil inlet thin pipe, oil in the oiling tank can be sucked into the U-shaped pipe and blown into the wire inlet pipe in an atomized mode through the bent pipe, the air is blown to the spiral blade so that the spiral blade and the rotating pipe can rotate, the air and the atomized oil can be conveyed into the flow guide pipe in a spiral shape, and the spiral atomized oil can cover ES fibers to oil the ES fibers. Through the design of the fan and the U-shaped pipe, oil body atomization is achieved through the Bernoulli principle, spiral oil mist is formed in cooperation with the spiral blade and the rotating pipe, and high-quality oiling is guaranteed; and by adjusting the rotating speed of the fan, the oiling quantity can be controlled, and the oil body can be recycled and can be reused.

The application discloses a preparation method of a calcium fortified plant oil body self-aggregate based on charge response, and the calcium fortified plant oil body self-aggregate based on charge response is prepared by the following steps: obtaining soybean oil bodies through mild / deep purification, suspending milk calcium powder in the oil bodies, stirring and uniformly dispersing, and adjusting the pH of the system to 4.5 and 5.0 respectively. The main method comprises the following steps: (1) extracting soybean oil bodies through mild / deep centrifugation; (2) adsorbing calcium through oil bodies, and uniformly dispersing milk calcium in the oil bodies; and (3) based on the charge response characteristic, preparing the calcium fortified plant oil body self-aggregate based on charge response by reducing the pH. The calcium fortified plant oil body self-aggregate based on charge response prepared by the application has the following advantages: based on the charge response, no additional polysaccharide is needed, and high viscosity can be obtained only by adjusting the acidic condition; the milk calcium is uniformly dispersed in the soybean oil body lipid self-aggregate and serves as a calcium fortified preparation; and the calcium fortified plant oil body self-aggregate based on charge response can be applied to salad dressing and serves as a fat substitute to endow food with good thixotropic recovery.

The invention discloses a thermal cracking buffer barrel device, relates to the technical field of thermal cracking, and in particular relates to a thermal cracking buffer barrel device which is used for enabling oil gas generated by thermal cracking of waste plastic materials to enter a buffer barrel and prolonging the reaction and stabilization time of the oil gas by virtue of the buffer barrel. Oil gas sent out by cracking of a thermal cracking reaction chamber is conveyed to the interiors of buffer barrels for diffusion through an oiling conveying pipe, oil bodies with different molecular proportions are separated by virtue of a plurality of buffer barrels and a plurality of baffles arranged in the buffer barrels for blocking, and oil bodies with relatively heavy molecular proportions are blocked by the baffles, so that the oil bodies with relatively heavy molecular proportions are separated. Therefore, due to the fact that the buffering barrel can prolong the reaction and stabilization time of the oil gas, the molecular recombination collecting oil body can be effectively collected.

The invention relates to the technical field of intelligent cooking control, and discloses a cooking stove control method and device applied to an electromagnetic large cooking stove, and the method comprises the steps: obtaining preparation cooking food material parameters of the electromagnetic large cooking stove, historical control parameters of the electromagnetic large cooking stove, and expected cooking effect parameters of the preparation cooking food material parameters, the preparatory cooking food material parameters comprise at least one preparatory oil body parameter of a preparatory oil body and at least one preparatory food material parameter of a preparatory food material; according to the historical control parameters and all the prepared oil body parameters, oil body performance parameters of the electromagnetic large cooking range relative to all the prepared oil bodies are analyzed, and the oil body performance parameters are used for representing the oil body controlled characteristic change performance conditions of the electromagnetic large cooking range relative to all the prepared oil bodies; and generating self-adaptive control parameters of the electromagnetic large cooking range according to the oil body expression parameters, the parameters of all the prepared food materials and the expected cooking effect parameters. Therefore, the cooking range control accuracy of the electromagnetic large cooking range in a complex cooking scene can be improved by implementing the cooking range control method and device.

The application discloses a preparation method of soybean oil body with antioxidant effect, and relates to the field of food processing and storage. The inner core of natural soybean oil body is hydrophobic triglyceride, which is lipophilic, and the outer part is covered by a phospholipid-oil body protein film, which is hydrophilic. The application utilizes the structural characteristics of natural soybean oil body with amphiphilicity, couples small-molecule compounds with antioxidant effect with soybean oil body protein, and wraps the antioxidant active substances into the inner part of the soybean oil body to prepare soybean oil body composite particles with antioxidant effect. The application improves the antioxidant capacity and storage stability of the soybean oil body.

The invention discloses a multi-channel hydraulic drive deep well oil extraction device, which relates to the technical field of deep well oil extraction devices, and comprises an oil pipe joint, a first insertion sealing body, a central sleeve, a second insertion sealing body and a bottom joint which are sequentially connected and arranged in an oil pipe sleeve, the side, close to the oil pipe connector, of the first insertion sealing body is connected with a working fluid injection pipe used for injecting working fluid. According to the multi-channel hydraulic drive deep well oil extraction device, through the arrangement of oil passing through the central sleeve, oil discharging through the six liquid channels, power working fluid entering through the six liquid channels and annulus power fluid injection through the central sleeve, oil-water mixing is avoided, oil-water separation can be conducted on the oil well ground without the help of large equipment, cost is saved, and the oil extraction efficiency is improved. An existing pump cavity structure is changed, silt in a well is flushed out through reverse thrust of an oil body, the problem of sand burying is thoroughly solved, and oil extraction efficiency and stability are improved.

The utility model belongs to the technical field of oil tank sealing, and disclose a rubber sealing element for oil tank, including sealing assembly, sealing assembly fixed mounting is in the oil tank mouth outer surface, sealing assembly movable sleeve is equipped in the outside of oil tank cover connecting shaft, the outside fixed connection of sealing assembly has cleaning assembly, the side fixed connection of sealing assembly has the support ring of being located in the bottom of cleaning assembly, sealing assembly is by the compression ring, first connecting ring and sealing ring, the compression ring, sealing ring, first connecting ring and support ring are connected in head and tail, form the closed space. The utility model is because the setting of sealing ring, under the cooperation of compression ring, first connecting ring and support ring, can form sealed cavity, and because the hardness of support ring is greater than sealing ring makes the compression sealing ring to expand inwards and the shaft between oil tank cover and lower end thread connection is closely attached, avoids the situation that oil body is exuded from the thread connection gap during the shaking of rapid operation.

The application provides a method for extracting oil bodies by combining diafiltration and ultrafiltration, comprising the following steps: 1) soaking and crushing plant seeds containing oil bodies, separating the material residue, removing the waste residue by filtering through filter cloth, and obtaining a first mixture of protein oil bodies; 2) filtering the first mixture of protein oil bodies through a 5-kDa diafiltration membrane to obtain a second mixture of protein oil bodies; and 3) ultrafiltering the second mixture of protein oil bodies through a 5-kDa ultrafiltration membrane to obtain a third mixture of protein oil bodies. The method for extracting oil bodies by combining diafiltration and ultrafiltration has the advantages that: the method uses ultrafiltration and diafiltration technologies, the equipment has a smaller volume, energy consumption is reduced, and the method is suitable for industrial production of oil bodies. Compared with centrifugal separation products, the product obtained by the method has higher protein content, less water content and more fat content.

The present application relates to the technical fields of natural product extraction and biomimetic preparation, and provides a method for extracting curcuma oil body from fresh turmeric, curcuma oil body microcapsules and application thereof.The method comprises the following steps: S11, adding the pretreated fresh turmeric into an extraction solution and shearing and crushing; S21, adjusting the pH of the extraction solution, adding a composite enzyme system, and then performing ultrasonic enzymolysis; S31, adjusting the pH of the enzymolysis solution, and then performing inactivation and filtration to obtain a first filtrate and a filter residue; S41, adding a density gradient medium to the first filtrate, and then performing low-temperature centrifugal separation to collect the upper cream to resuspend and obtain an initial emulsion containing curcuma oil body; S51, adding a surfactant to the initial emulsion, adjusting the pH, and then filtering to obtain a second filtrate; S61, centrifuging the second filtrate at low temperature, collecting the upper cream to resuspend and obtaining curcuma oil body emulsion.The curcuma oil body obtained by the present application has the advantages of high solubility, high stability and high bioavailability.

The invention provides an application of ginseng oil body in preparation of a medicine for preventing and / or treating colitis, and belongs to the technical field of ginseng seed oil. The detection shows that the oil core structure of the ginseng oil body mainly consists of oleic acid and linoleic acid, and is different from the triglyceride core of the oil body obtained from the existing oil crops. Through lipidomics detection and analysis, the phospholipid monomolecular layer has 335 phospholipids (positive ion mode) and 269 phospholipids (negative ion mode). Through proteomics detection and analysis, 24 kinds of Panax proteins are identified. The condition that the oil core of the ginseng oil body contains protopanaxatriol (PPT) is identified through high performance liquid chromatography-high resolution mass spectrometry. In-vitro detection shows that the ginseng oil body has anti-inflammatory and anti-oxidation effects.

The utility model provides a device for bearing an oil groove, which comprises a fixing mechanism for limiting the oil groove, a liquid storage mechanism which is connected with the fixing mechanism and is used for containing cooling fluid, and a cooling mechanism which allows the cooling fluid in the liquid storage mechanism to form circulation between the oil groove and the liquid storage mechanism, and the cooling mechanism is used for cooling the oil body in the oil groove. The liquid storage mechanism is relatively fixed to the bottom of the fixing mechanism and used for lowering the gravity center of the fixing mechanism, and then the gravity center of the oil groove is lowered. In the arrangement mode, the cooling mechanism can enable the cooling fluid to form circulation between the oil groove and the liquid storage mechanism, so that the oil body is cooled. Therefore, the cooling efficiency of the oil body can be improved.

The application discloses a kind of stachys seed direct sowing cultivation methods, belong to stachys cultivation technical field, the cultivation method is as follows: (1) selection: when fruit ripens, seed is collected, removes fruit pod, and seed and oil body are separated and collected for future use;(2) seed pretreatment: the stachys seed collected is pretreated to obtain germinated seed;(3) planting site treatment: after the mixed fertilizer is evenly applied to the surface of planting site, it is watered, penetrates 8-12 days, and is ploughed after overall and is ridged;(4) sowing: germinated seed is sown in the treated planting site by direct sowing method.The application adopts the method of direct sowing cultivation, avoids the damage to seedling caused by transplanting process when stachys is planted, solves the problem of low germination rate of stachys seed by sowing after treating stachys seed, and improves the yield and quality of stachys.

The invention discloses a pecan vegetable protein beverage and a preparation method thereof, and belongs to the technical field of food processing. The preparation method of the pecan vegetable protein beverage comprises the following steps: performing physical peeling through a freeze-thaw method, performing low-temperature wet grinding to obtain a pecan oil body emulsion system with a complete structure, reinforcing an oil body interface through the thermal denaturation characteristic of soybean protein isolate, and finally constructing a stable network structure by using dendrobium officinale stem liquid to increase the viscosity of the system, so as to obtain the pecan vegetable protein beverage. The pecan protein beverage free of the artificially synthesized food stabilizer is prepared through the preparation method of the pecan protein beverage, and the pecan protein beverage is rich in natural flavor, high in system stability, free of floating oil and sediment after being stored for 6 months, and very good in storage stability.

The present application relates to the technical field of oil exploitation, and particularly relates to an automatic control and regulation dosing method and system for oil well, which comprises the following steps: arranging a plurality of temperature sensors on the oil conveying pipeline in the oil well to collect data points; clustering all the data points to obtain the category labels of all the data points, connecting based on the obtained category label sequence in spatial order, and outputting M continuous dosing sections in space; collecting the wax deposition characteristic parameters of the first dosing section, inputting the obtained wax deposition characteristic parameters into a pre-constructed wax inhibitor concentration demand prediction model, and outputting the wax inhibitor concentration demand of the first dosing section. According to the present application, the wax inhibitor dosage is accurately controlled according to the actual flow state and temperature distribution of the oil body, so that the medicament is fully mixed in the pipeline and reaches the target concentration, the local dosing deficiency or waste is avoided, and the wax prevention effect and the drug economy are significantly improved.

The invention discloses an application of an oil body protein gene OsOle4 in cultivation of rice strains with different fatty acid contents, the gene specifically regulates and controls the lipid content and cooking taste quality of rice, and does not influence the activity of rice seeds and the growth and development of rice. The OsOle4 is subjected to gene editing and endosperm specific overexpression by adopting a conventional method, so that new rice germplasm with different OsOle4 gene expression levels is obtained. Compared with parent control, the rice germplasm created by the invention has the advantages that the germination rate of seeds, growth and development of plants and basic agronomic traits are not obviously changed, but the rice lipid content of OsOle4 mutant plants is obviously reduced, and the rice lipid content of overexpression plants is obviously increased. Besides, OsOle4 mutation and overexpression plants both show the tendency of cooking taste quality increase, useful gene resources are provided for genetic improvement of rice quality traits, and important breeding utilization value is achieved.

The invention relates to the technical field of oil exploitation, in particular to an oil well automatic regulation and control dosing method and system, and the method comprises the steps: arranging a plurality of temperature sensors on an oil pipeline in an oil well, and collecting data points; clustering all the data points to obtain category labels of all the data points, communicating according to a spatial sequence based on an obtained category label sequence, and outputting M spatially continuous dosing segments; and acquiring wax precipitation characteristic parameters of the first dosing section, inputting the acquired wax precipitation characteristic parameters into a pre-constructed wax inhibitor concentration demand prediction model, and outputting the wax inhibitor concentration demand of the first dosing section. According to the invention, the addition amount of the wax inhibitor is accurately controlled according to the actual flowing state and temperature distribution of the oil body, so that the agent is fully mixed in the pipeline and reaches the target concentration, insufficient or waste of local agent addition is avoided, and the wax inhibition effect and the drug use economy are obviously improved.

The invention relates to the technical field of salt cavern oil and gas storage, and discloses a method and system for determining an oil and gas interface of a salt cavern oil storage. The method comprises the steps of determining a first relational expression of gas cap pressure and oil-gas interface depth before and after an oil injection process based on a real gas state equation; and determining a second relational expression between the oil-gas interface depth and the injection time, then solving based on the first relational expression and the second relational expression to obtain gas cap pressure, and obtaining the oil-gas interface depth, the oil body pressure and the bottom hole pressure according to the gas cap pressure. According to the method, changes of gas cap pressure and oil body pressure of the salt cavern oil storage can be accurately monitored in real time, the depth change of an oil-gas interface can be effectively judged, and reliable data support is provided for the oil-gas distribution and injection process of the salt cavern oil storage; and the possible leakage problem in the salt cavern can be known more safely and intuitively.

The invention discloses a method for preparing vegetarian whole eggs based on lotus seed resistant starch-protein-based oil body emulsion filling gel, and belongs to the field of food processing. According to the vegetarian whole egg prepared by the invention, the selected raw materials are high in nutritional value, and yeast protein and soy isolate protein are compounded to simulate the protein content and amino acid characteristics in natural egg white; the oil body is rich in lecithin and polyunsaturated fatty acid so as to simulate high-quality fat and color of yolk; lotus seed resistant starch is RS3 type resistant starch capable of relieving allergy, and it is found that the lotus seed resistant starch can improve the gel characteristic in a certain concentration range so as to be matched with the egg texture. The method disclosed by the invention is simple in processing technology, green and environment-friendly, vegetarian whole eggs with nutrient composition, texture and color similar to those of eggs are obtained, and a diversified nutritional supplement is provided for egg allergic persons and vegetarian persons.

The utility model discloses a multistage packing vacuum tower for heat conduction oil production. According to the vacuum tower, the filter assembly is arranged outside the vacuum tower, the second shell can be removed from the bottom of the first shell after the bolt is taken down, and then the filter cartridge in the first shell can be taken out; therefore, the purpose of conveniently replacing and cleaning the filtering structure outside the vacuum tower body is achieved, and the convenience of the vacuum tower in use is improved; a vacuum tower body is installed on one side of the top of the base, one side of the vacuum tower body communicates with an oil discharge pipe, and the side, away from the vacuum tower body, of the oil discharge pipe communicates with a filtering assembly used for filtering oil; and a cooling assembly used for cooling the oil body is installed on the other side of the top of the base, and the end, away from the oil discharging pipe, of the filtering assembly communicates with one side of the cooling assembly.

The invention discloses a petroleum separate recovery device, and particularly relates to the technical field of petroleum separate recovery, the petroleum separate recovery device comprises a petroleum body gathering protective cover, the outer wall of the petroleum body gathering protective cover is fixedly connected with a protective reinforcing ring, the interior of the petroleum body gathering protective cover is fixedly connected with a connecting cover, and a petroleum body gathering pipe is inserted into the connecting cover; and the outer wall of the oil body gathering protective cover is fixedly connected with an anti-explosion connecting arm. The connecting seat is arranged at the top of the second connecting sealing valve, so that the connecting seat is directly connected with other pipelines, the connecting pipe is arranged at the top of the connecting seat and used for being fixed with other pipelines, when liquid in the oil body gathering pipe is conveyed, gathering oil bodies are subjected to multi-line collection through the branch pipes at the top of the connecting pipe, and the oil body gathering efficiency is improved. And the overall multi-layer oil body gathering effect of the oil body gathering pipe and the oil body gathering sleeve is improved, so that the equipment carries out multi-line collection on oil bodies collected in a layered mode, and the oil body collection efficiency is improved.

The application discloses an oil-containing industrial wastewater treatment device and relates to the technical field of industrial wastewater treatment. The oil-containing industrial wastewater treatment device comprises a treatment cylinder and a dosing device, the top of the treatment cylinder is provided with a cylinder cover, and the device further comprises an oil absorption mechanism, a reciprocating mechanism, a lifting driving mechanism and an oil body recovery mechanism. The oil absorption mechanism is arranged in the interior of the treatment cylinder, the lifting driving mechanism is arranged on the cylinder cover, and a telescopic rolling part is matched with the lifting driving mechanism. The oil body recovery mechanism is slidably arranged on the treatment cylinder. The oil absorption felt longitudinally reciprocates, which facilitates the up-and-down reciprocation of the oil absorption felt in the wastewater, effectively absorbs oil in different depth positions of the wastewater, and continuously stretches and shrinks during the up-and-down reciprocation of the oil absorption felt driven by the screw sleeve, so that the oil absorption felt can fully contact and absorb the oil in the wastewater, the operation is convenient, and the treatment effect on the oil in the wastewater is improved.

The present invention discloses a reflux oil control type eccentric tube two-phase separation system, which includes an eccentric T-shaped casing, a gas flotation drive module, a monitoring reflux structure and an inner tube self-adjustment structure. The eccentric T-shaped casing performs a dynamic separation mode with the downward drainage slit facing downwards, and a gas flotation separation mode with the downward drainage slit facing upwards. The monitoring reflux structure is used to monitor the oil content of the discharged separated water body and separated oil body, analyze the water content, and control the reflux of the separated water body and oil body. The present invention monitors the oil content of the discharged separated water body and separated oil body, analyzes the water content, drives and drives the reflux of the separated water body and separated oil body, and adjusts the direction of the downward drainage slit through the inner tube self-adjustment structure. The internal of the eccentric T-shaped casing is transformed from a dynamic separation mode to a gas flotation separation mode, and the gas flotation effect helps the unqualified sewage to be separated for the second time, and the unqualified sewage is treated to avoid waste.

The present application relates to the field of material preparation, and more particularly to a kind of biodegradable material with biomass wrapping solid waste base and preparation method.It includes first plant oil, forestry solid waste powder etc. are mixed to prepare bio-based oil body glue component, plant starch, plant fiber etc. are mixed to prepare bio-based powder mixture component, both are mixed, puffed, extruded and broken to obtain thermoplastic microporous sand material, then mixed with solid waste powder to obtain biodegradable material, and the types of each raw material, particle size and related operating parameters such as temperature and speed are limited.The present application achieves the technical effect of preparing biodegradable material with microporous structure using biomass and solid waste, realizing solid waste resource utilization, and the material is biodegradable and has good environmental performance.

The present invention discloses a through-type downhole hydraulic oil pump, specifically relating to the field of oil pumps, including a lower sealing pipe. A tubing string is provided at the top of the lower sealing pipe, and the lower sealing pipe is disposed around the outside of the tubing string. A first delivery pipe is provided at the top of the tubing string. A first oil suction pipe is provided inside the lower sealing pipe, and the first oil suction pipe is communicated with the tubing string. A flow splitting assembly is provided at the bottom of the inner wall of the tubing string, and the flow splitting assembly includes a flow splitting cavity and a second delivery pipe. By providing the first oil suction pipe, the second oil suction pipe and the delivery cavity, two oil suction pipes at different positions can be respectively arranged at different heights of the whole downhole hydraulic oil pump to perform oil suction work respectively. The oil bodies after oil suction are respectively transported through the delivery cavity and the vertical rod, and the switching control of the oil bodies at different positions can be carried out at the part of the return cavity, so that the simultaneous oil suction and separate transportation at different heights can be realized, and the simultaneous oil suction operation of oil layers at different depths can be completed.