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127results about How to "Increase oil output" patented technology

Sucker-rod pump oil extraction system for oil well

The invention relates to an oil extraction system for an oil well, and in particular relates to a sucker-rod pump oil extraction system used in mechanical oil extraction of the oil well, wherein the sucker-rod pump oil extraction system comprises a sleeve pipe and an oil pipe installed in the sleeve pipe; the oil pipe is internally provided with a rocker-rod oil extraction pump which comprises an oil-well pump and a sucker rod connected with the oil-well pump. The oil extraction system is characterized in that an oil sleeve annular space between the oil pipe and the sleeve pipe, close to the oil-well pump, is provided with a packer, thus the oil sleeve annular space is separated in upper and lower; the oil pipe corresponding to the above of the oil-well pump and the packer is connected with a hydraulic communicating valve; the crude oil pumped by the oil-well pump enters the oil sleeve annular space through the communicating valve; an oil outlet which is communicated with the sleeve pipe annular space is formed on the upper end of the sleeve pipe; and the oil pipe above the oil-well pump is internally filled with lubricating media. According to the invention, the abrasion between the rocker rod and the oil pipe can be relieved effectively; and the liquid flow quantity is great, the oil well oil extraction system can be used for a high-water-containing eccentric wear oil well with greater well depth, the construction is simple and convenient, and the cost is low.
Owner:CHINA PETROLEUM & CHEM CORP +1

Pump body of rotary cylinder piston compressor and compressor adopting pump body

The invention relates to the technical field of compressors and particularly relates to a pump body of a rotary cylinder piston compressor and a compressor adopting the pump body. The pump body of the rotary cylinder piston compressor comprises a rotary shaft, a piston and an air cylinder, wherein the rotary shaft is internally provided with a rotary shaft hole; the air cylinder is internally provided with an oil-conducting channel communicated with the rotary shaft hole; a sinking groove is formed in the inner end face of the air cylinder; an oil path which is sealed relative to an air cylinder compression cavity is formed between the sinking groove and a piston; and the oil path is communicated with an oil path between the piston and the rotary shaft and is communicated with the oil-conducting channel through an oil returning channel. By setting the sinking groove and the oil returning channel, oil discharging resistance of an oil hole in the side face of the rotary shaft is reduced and the oil outlet quantity of the oil hole of the rotary shaft is increased; and the problem of abnormal abrasion caused by the fact that the lubrication between the side face of the rotary shaft and the piston is not enough under a heavy working condition is effectively solved.
Owner:GREE ELECTRIC APPLIANCES INC +1

Decaisnea insignis seed oil pressing technique

The invention discloses a decaisnea insignis seed oil pressing technique. The decaisnea insignis seed oil pressing technique comprises the steps of decaisnea insignis seed screening, water content detection, embryo pressing, pressing and filtering and specifically comprises the following steps that a, decaisnea insignis seeds are screened, wherein the decaisnea insignis seeds are washed, and impurities are removed; b, the water content is detected; c, embryo pressing is conducted, wherein the decaisnea insignis seeds are husked, peeled and crushed, the walls of the decaisnea insignis seeds are broken through microwaves, and embryos are placed in an embryo pressing machine to be pressed; d, pressing is conducted, wherein embryo pieces are cold-pressed and pressurized; e, filtering is conducted, wherein fine filtering is conducted, phospholipids removal and centrifugal treatment are conducted by adding water, and oil on the upper layer is obtained. According to the decaisnea insignis seed oil pressing technique, a physical oil pressing method is adopted, microwave wall breaking and mechanical cell wall breaking are combined, and thus the oil yield is increased. By the adoption of the cold pressing method, the stability of unsaturated fatty acid structures in the seeds and the immutability of protein molecules can be kept, all nutritional ingredients of oil are basically reserved, and the transparency, color and luster of finished oil are improved. No chemical solvent is adopted in the whole production process, and the problem of chemical contamination of oil products is solved.
Owner:潘秀娟

Diesel engine high-pressure common rail system

ActiveCN106523226ASatisfy oil balanceAccumulates pressure and distributes fuel wellElectrical controlFuel injection apparatusFuel tankMechanical system
The invention relates to a diesel engine high-pressure common rail system which is applicable to V-type diesel engines and provides support for improving diesel engines from the national II standard to the national III standard. The diesel engine high-pressure common rail system structurally comprises a mechanical system and an electric control system. The mechanical system comprises a fuel tank, a high pressure common rail fuel injection pump, a high pressure common rail pipe and fuel injectors. The high pressure common rail pipe comprises a first common rail pipe body and a second common rail pipe body, and main fuel paths of the first common rail pipe body and the second common rail pipe body are connected in series through a common rail fuel pipe. The multiple fuel injectors are arranged and are connected with the main fuel path of the first common rail pipe body or the main fuel path of the second common rail pipe body through second high pressure fuel pipes. The electric control system comprises an electric control unit, sensors and actuators. The electric control unit comprises two ECUs. The diesel engine high-pressure common rail system has the technical advantages that within the service life, the effect that the fuel delivery quantity is doubled and redoubled compared with that of a dual-plunger common rail fuel injection pump can be guaranteed under any working condition, the output fuel quantity of a fuel delivery pump, the flow of a fuel metering valve and the output fuel quantity of a high pressure pump are increased substantially, the maximum common rail pressure can reach 2000 bar, and the continuous working pressure can be kept at 1600 bar.
Owner:常州威曼新能源有限公司

Paraffin rosin water plugging agent for water plugging of thick oil huff-puff well and water plugging construction method

The invention provides a paraffin rosin water plugging agent for water plugging of a thick oil huff-puff well and a water plugging construction method. The water plugging agent for the water plugging of the thick oil huff-puff well is mixed liquid prepared by paraffin, rosin and water. The water plugging construction method of the thick oil huff-puff well comprises the steps that the paraffin-rosin mixed liquid water plugging agent provided by the invention is filled into a stratum to be treated for selective water plugging, and in addition, the temperature of the water plugging agent in the filling process is ensured to be higher than the freezing point temperature of the paraffin and the softening point temperature of the rosin. The technology provided by the invention is utilized, because the construction temperature during the water plugging agent filling is higher than the freezing point temperature of the paraffin and the softening point temperature of the rosin, water and solidcontent objects such as the paraffin, the rosin and the like form liquid-liquid mixed phases, and the liquid-liquid mixed phases can easily enter the deep part of the stratum; after the mixed phases are squeezed into the stratum, the paraffin and the rosin are crystallized and separated out along with the heat exchange when the temperature is lower than 55 DEG C, and the paraffin and the rosin are dissolved after meeting oil and are unchanged after meeting water, so the selective water plugging is realized; and simultaneously, the cold damage problem can be effectively avoided.
Owner:PETROCHINA CO LTD

Hybrid oil squeezer for carrying out cold squeezing and hot squeezing

The invention discloses a hybrid oil squeezer for carrying out cold squeezing and hot squeezing. The hybrid oil squeezer comprises a shell, wherein the upper part of an inner cavity of the shell is fixedly connected with a cold squeezing bore; the top of the left side of the cold squeezing bore is fixedly connected with a feeding hopper; the inside of the cold squeezing bore is rotatably connectedwith a cold squeezing rod; a crushing cavity is formed in the right side of the inner cavity of the shell; a discharging opening in the right end of the cold squeezing bore is communicated with the upper end of the crushing cavity; a plurality of groups of crushing blades are arranged in the crushing cavity; the bottom of the inner cavity of the shell is fixedly connected with a hot squeezing bore; a feeding opening in the right end of the hot squeezing bore is communicated with the lower end of the crushing cavity; the inside of the hot squeezing bore is rotatably connected with a hot squeezing rod; and a heating mechanism is fixedly mounted on the outer side wall of the hot squeezing bore. The hybrid oil squeezer has the advantages that the structure is simple, the oil squeezing amountcan be increased, and the oil discharging efficiency is improved; and the hybrid oil squeezer is mainly used for squeezing the oil.
Owner:当阳红缘丰食品有限公司

Processing method of rapeseed oil

The invention discloses a processing method of rapeseed oil. The processing method comprises the steps of rapeseed treatment, parching of rapeseed, oil expression, addition of auxiliary materials, dephosphorization treatment, purification of rapeseed oil, decolorization, deodorization and the like. Sediments in the rapeseed are sifted out before parching and a proper amount of cavings is added into the rapeseed when oil is expressed; the sediments have certain oil absorption and the oil pump capacity can be improved by sifting out the sediments; meanwhile, the cavings can slow down the slidingof the rapeseed; the rapeseed oil is expressed more thorough, so that the oil pump capacity is effectively improved. During the dephosphorization treatment, a table salt solution is added into the crude oil; table salt has the advantages that harmful components such as erucic acid and jervine in the crude rapeseed oil to a human body can be weakened, and further the quality of the oil is increased; in addition, water-soluble silicate and active white earth are synergized together during decolorization; due to complementary characteristics of the two substances, as well as higher adsorption activity to phospholipids, trace metals and soaps, the oil color can be improved; besides, the method has the advantages that the use of white earth can be effectively saved and the investment cost is reduced.
Owner:淮北市振丰粮油有限公司

Preparation method of selenium-enriched Sichuan pepper oil

The invention mainly belongs to the technical field of grease processing, and discloses a preparation method of selenium-enriched Sichuan pepper oil. The preparation method comprises steps of raw material preparation, fermentation, drying, heating, deep frying, and packaging. The preparation method is simple; operation is convenient; the obtained Sichuan pepper oil is thick in flavor, fresh, golden yellow, and slightly pungent; no additive is added; the selenium-enriched Sichuan pepper oil is safe and good for health; the variety of commercial Sichuan pepper oil is increased; requirements of consumers on nutrients and mouthfeel are satisfied. According to the preparation method, a white granulated sugar solution is added into Sichuan pepper firstly, inoculation with Angel saccharomyces cerevisiae is carried out to promote bacteria proliferation, protein selenium is added for low temperature long term fermentation, so that full leaching of effective components in Sichuan pepper seeds and leaves is realized, fragrance and oil yield are improved, selenium content is increased, and Sichuan pepper oil health care functions are improved; plant oil is heated to remove raw oil smell, natural cooling is carried out, and then dried Sichuan pepper is added for deep frying, so that generation of scorched smell is avoided, the obtained product is safe and good for health, water in Sichuan pepper is removed completely, grease and flavor ingredients in Sichuan pepper are extracted, Sichuan pepper oil oxidative rancidity is avoided, and self life is prolonged.
Owner:CHUZHOU YINSHI GREASE CO LTD

A bridge concentric constant pressure intelligent water distributor for water injection wells

ActiveCN110159236BSolve the problem of small oil productionSolve the problem of small oil outputFluid removalHydraulic pumpOil field
The invention relates to the technical field of water distributors, and discloses a bridge type concentric constant-pressure intelligent water distributor used for a water injection well. The distributor comprises an upper joint pipe, a water distributor body is fixedly mounted on the bottom of the upper joint pipe, a lower joint pipe is fixedly mounted on the bottom of the water distributor body,the bottom of an inner cavity of the upper joint pipe is fixedly sleeved with a seal ring, a hollow groove is formed in one side of the water distributor body, a sensor is fixedly mounted in an innercavity of the hollow groove, the top of the sensor is fixedly connected with a cable, one end of the cable penetrates to the top of the water distributor body and extends to the ground, and one end of the cable is fixedly connected with a fixed plate. According to the bridge type concentric constant-pressure intelligent water distributor used for the water injection well, through cooperation of awater injection pressure device, a micro hydraulic pump and a seal plug, water can be better injected into different layers conveniently, the problem that in the water injection process, the injectedwater amount cannot be accurately mastered, and the oilfield exploitation oil pump capacity is small is solved, and the oilfield exploitation oil pump capacity is improved.
Owner:大庆慧博祥石油科技有限公司

Oil-permeable water-blocking type propping agent and preparation method thereof

The invention discloses an oil-permeable water-blocking type propping agent and a preparation method thereof. Firstly, a polyurethane curing agent and nano-particles are added into the polyurethane solution, the mixture is subjected to ultrasonic dispersion for 20-40 minutes to obtain a suspension solution with dispersed nano-particles; a silane coupling agent, a thermoplastic resin, a plasticizer, a coloring agent and an amine curing agent are added into the aggregate in turn under the conditions of 110-200 DEG C thermal insulation and stirring, the mixture is stirred for 5-10 min and then a dispersing agent is added, the mixture is continuously stirred until the dispersing agent is uniformly dispersed, discharging, cooling and sieving are performed to obtain a coated propping agent; the coated propping agent is arranged in the suspension solution with dispersed nano-particles, soaked for 30 min, then filtered and dried to obtain the oil-permeable water-blocking type propping agent. The propping agent has good lipophilicity and hydrophobicity, the oil yield of crude oil is increased, the flow guiding capacity of the crude oil is greatly improved, the oil exploitation is facilitated, and the propping agent is very important for improving the yield and grade of crude oil in China.
Owner:XINMI WANLI IND DEV

Natural luster finishing device with self-purification function

The invention discloses a natural luster finishing device with a self-purification function, relates to the technical field of natural luster finishing equipment, and aims to solve the problem that the tension degree is not easy to control. The device specifically comprises a shell; a tensioning assembly and a control mechanism are arranged on the inner wall of the shell; the tensioning assembly is composed of two tensioning rollers and an adjusting roller; the control mechanism comprises an oil inlet assembly and an oil outlet assembly; and the oil inlet assembly is composed of two connectingpipes I, four sliding cylinders and four piston rods. By arranging the tensioning assembly composed of the two tensioning rollers and the adjusting roller, high-temperature oil is controlled to entera natural luster finishing roller I and a second natural luster finishing roller II to conduct natural luster finishing on materials, at the moment, the oil can enter the sliding cylinders, and the piston rods are extruded to enable the two tensioning rollers to move downwards, so that the materials are tensioned; and when the materials are excessively tensioned, the materials extrude the adjusting roller downwards, and the oil outlet amount of the oil outlet assembly is increased, so that the piston rods move upwards until balance is achieved, and the tension degree of the materials is adjusted.
Owner:舒城娃娃乐儿童用品有限公司
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