38 results about "Oxygen Capacity" patented technology

A total delivery oxygen concentration system is provided to supply concentrated oxygen to end users having a variety of oxygen capacity requirements. The system includes a first oxygen concentrating device that may be operated either singularly to produce a first flow of concentrated oxygen or in conjunction with a supplemental oxygen concentrating device. When operating in conjunction with the supplemental oxygen concentrating device, the first oxygen concentrating device serves as a source of compressed air for the supplemental oxygen concentrating device and receives a second flow of concentrated oxygen from the supplemental oxygen concentrating device to provide a combined concentrated oxygen flow to the end user.

A total delivery oxygen concentration system is provided to supply concentrated oxygen to end users having a variety of oxygen capacity requirements. The system includes a first oxygen concentrating device that may be operated either singularly to produce a first flow of concentrated oxygen or in conjunction with a supplemental oxygen concentrating device. When operating in conjunction with the supplemental oxygen concentrating device, the first oxygen concentrating device serves as a source of compressed air for the supplemental oxygen concentrating device and receives a second flow of concentrated oxygen from the supplemental oxygen concentrating device to provide a combined concentrated oxygen flow to the end user.

The manganese series deoxidants consist of active component, supporter, adhesive and pore expander, where the active component is manganese oxide and the supporter is molecular sieve. The manganese series deoxidants have high deoxidizing activity, great oxygen capacity and high deoxidizing precision, and may be used in deoxidizing multiple kinds of gas, especially precise deoxidation of gas with high oxygen content. In addition, the manganese series deoxidants have high mechanical strength, no powdering and no chocking, and may be used in industrial production. The present invention also discloses the preparation process of the manganese series deoxidants.

The invention discloses a method for preparing an anti-microbial, anti-oxygen, anti-ultraviolet and light-resisting composite pipe, relates to a technology for preparing the anti-microbial, anti-oxygen, anti-ultraviolet and light-resisting composite pipe, and belongs to the technical field of novel material and process. The method is characterized in that the anti-microbial, anti-oxygen, anti-ultraviolet and light-resisting composite pipe is formed by co-extrusion of three layers, wherein the thickness ratio of an inner layer to a middle layer and the thickness ratio of the middle layer to an outer layer are 0.618. The method has the beneficial effects that the anti-microbial performance of the pipe is improved; the anti-oxygen capacity and anti-ultraviolet capacity of the pipe are improved; by changing the crystallinity of a material and the size of a spherical crystal, the heat distortion temperature of the pipe is improved, and the coefficient of linear expansion is reduced; the impact strength, particularly low-temperature impact strength, of the pipe is improved; and the internal pressure resistance strength and hardness of the pipe are improved.

The invention discloses an intelligent energy-saving oxygenation device for modern agriculture standardized aquaculture fish pond. The intelligent energy-saving oxygenation device comprises a floating frame and a balancing weight arranged below the floating frame. Oxygenation blades are arranged on the outer side of the floating frame. A track groove is formed in the edge of the outer side of the floating frame. Teeth are arranged on the upper end face of the track groove. A movable frame body is arranged above the floating frame. A driving motor is arranged on the lower end face of the movable frame body. A speed reducer matched with the driving motor is arranged at the output end of the driving motor. The two sides of the speed reducer are each provided with an output shaft. A first driving gear is arranged on the output shaft on one side. The first driving gear is meshed with the teeth. By adopting the oxygenation blades, water flowing can be facilitated in the rotating process, so that the water oxygen capacity is increased, meanwhile the oxygen content inside water is increased in the mode of conveying an oxygenation medicament into the water intermittently, and the phenomenon that fish schools die from oxygen deficit due to water oxygen deficit is avoided.

An optimal material composition that allows for the purification of at least one feed component from a fluid feed stream such that the adsorbent has an oxygen capacity of at least 10 weight percent is described. More specifically, the material is an adsorbent for purification of a fluid feed stream having an oxygen to argon selectivity greater than or equal to a ratio of 3:1 and an oxygen capacity of greater than or equal to 10 weight percent, wherein the oxygen capacity is measured at a pressure in the range of about 9-10 Torr and a temperature of 77 degrees Kelvin after 4 hours of equilibration time and wherein the oxygen to argon selectivity is obtained by dividing the oxygen capacity by the argon capacity of the adsorbent measured at a pressure in the range of about 697-700 Torr and a temperature of 87 degrees Kelvin after 8 hours of equilibration time. The adsorption capacities are measured on a pure component basis.

An apparatus for the preparation of cells for implantation into a living body is disclosed. The apparatus comprises a vessel substantially impermeable to gaseous oxygen; and fluid within said vessel, the fluid having a maximal dissolved oxygen capacity substantially equivalent to normal saline yet having a hypoxic oxygen concentration between about 0% to about 5% of said maximal dissolved oxygen capacity. The bag oxygen concentration level remains low when the apparatus is stored at 22°-25° C. in normal atmospheric conditions for a period of at least 30 days. The present invention simplifies the process of achieving donor cell hypoxic preconditioning for cell implantation, and may be used to bathe said cells to be transplanted for a sufficient time to activate the hypoxic metabolic pathway.

The invention relates to an oxygen automatic supply control device of a subaqueous metal-oxygen cell system, comprising an oxygen storage device and an automatic regulating device for oxygen capacity, wherein the automatic regulating device for the oxygen capacity comprises a gas storage cabin, an air bag or air cylinder, a solenoid valve and a control switch or a sensor; the gas storage cabin and the air bag or air cylinder are connected with the oxygen storage device by a gas pipeline; the solenoid valve is arranged on a connection pipeline; the control switch or sensor is arranged in the air bag or air cylinder; the gas storage cabin and the air bag or the air cylinder are connected with a cathode oxygen chamber of the metal-oxygen cell system by the gas pipeline; the control switch iselectrically connected with the solenoid valve by guide lines; and the output signals of the sensor are processed by a controller and then the controller is electrically connected with the solenoid valve by the guide lines. The subaqueous oxygen automatic supply control device is used for solving the oxygen supply problem of the subaqueous metal-oxygen cell system so as to realize automatic oxygen supply, and solving the problem of gas-liquid pressure dynamic balance at two sides of an oxygen cathode when the metal-oxygen cell system is taken as a subaqueous power supply.

The invention relates to the technical field of polymer materials, and discloses a method for preparing a polyimide / silica composite material and the material prepared by the method. The method comprises the steps that a polyimide substrate is in contact with an alkali solution to obtain the polyimide substrate treated with by the alkali solution; a dispersion solution containing a silicon sourceis placed in a reactor, the polyimide substrate treated with by the alkali solution is placed above the dispersion solution, the reactor is closed, the temperature of the dispersion solution is raisedto a reaction temperature of 100-160 DEG C, and the temperature is maintained for 2-24 hours; the obtained polyimide substrate is subjected to thermal treatment. According to the method for preparingthe polyimide / silica composite material, a uniformly grown silica layer can be formed on the surfaces of substrate materials such as a polyimide film and a polyimide fiber and a nanofiber film whichhave larger specific surface areas, so that not only are mechanical properties of the polyimide material itself maintained, but also the improvement of the antigenic oxygen capacity of the surface ofthe polyimide material is facilitated.

An apparatus for the preparation of cells for implantation into a living body is disclosed. The apparatus comprises a vessel substantially impermeable to gaseous oxygen; and fluid within said vessel, the fluid having a maximal dissolved oxygen capacity substantially equivalent to normal saline yet having a hypoxic oxygen concentration between about 0% to about 5% of said maximal dissolved oxygen capacity. The bag oxygen concentration level remains low when the apparatus is stored at 22°-25° C. in normal atmospheric conditions for a period of at least 30 days. The present invention simplifies the process of achieving donor cell hypoxic preconditioning for cell implantation, and may be used to bathe said cells to be transplanted for a sufficient time to activate the hypoxic metabolic pathway.

The invention discloses a desoxidant with sulfur tolerance and a preparation method thereof. The desoxidant comprises a carrier and an active component, in terms of the total mass of the desoxidant, the carrier content is 10-20wt%, the active component includes an Fe oxide and an Mn oxide, wherein in terms of FeO, the content of the Fe oxide is 10-50wt%, and the content of the Mn oxide, in terms of MnO, is 10-50wt%, and the desoxidant also includes a modified molecular sieve, the content of which is 20-25wt%. The desoxidant with sulfur tolerance disclosed by the invention not only has high deoxidation precision and large oxygen capacity, but also has high hardness, and does not powder easily. At the same time, the desoxidant with sulfur tolerance has excellent desulfurization function.

The invention discloses a spraying method for an energy-saving spraying method of an oxygen-increasing agent used in modern agricultural breeding river ponds. The number of counterweights is determined according to the depth of the water body, and the counterweights and the floating frame are placed in the water body to make the floating frame float on the water body. On the water body; the mobile frame body that is installed with the driving device is installed on the floating frame, so that the driving device is located between the mobile frame body and the floating frame, so that the driving motor of the driving device can drive the first driving gear to rotate, so that the first driving gear Move along the track formed by the teeth in the track groove, install the roller structure, so that the roller can roll along the length direction of the positioning groove, and the present invention can promote the flow of water body during the rotation process by using the aeration blade, so that Increase the oxygen capacity of the water body, and at the same time, adopt the method of intermittently delivering oxygen-increasing agents to the water body, which can increase the oxygen content in the water body and prevent the fish from dying due to hypoxia in the water body.

The invention provides an automatic oxygen-increasing device and method based on an MEMS gas pressure sensor, wherein the device comprises an oxygen-increasing machine arranged in a to-be-detected container, a control system connected with the oxygen-increasing machine, and the MEMS gas pressure sensor connected with the control system; the MEMS gas pressure sensor is arranged around the to-be-detected container and is used for detecting the gas pressure and the temperature around the to-be-detected container; the MEMS gas pressure sensor sends the detected gas pressure and temperature values around the to-be-detected container to the control system, and the control system obtains the oxygen capacity of water in the to-be-detected container according to the gas pressure and temperature values and controls starting or closing of the oxygen-increasing machine according to the oxygen capacity. Through the device and the method, the water in the to-be-detected container can be automatically subjected to oxygen increasing, the cost is low, the effect is good, and popularization of the automatic oxygen-increasing device is facilitated.

The invention discloses a novel handheld double-side breathable culture bottle which comprises a shell. The shell is of a hollow structure, a base is arranged at the bottom of the shell, a breathablefilm is arranged inside the shell at the top end of the base, a culture medium perpendicular to the side wall around the shell is arranged inside the shell, two inclined surfaces are arranged at the top end of the shell, a liquid-injection inclined opening is formed in the inclined surface with the large area of the inclined surfaces, and a bottle cap is arranged on the liquid-injection inclined opening. and the breathable film is arranged between the bottle cap and the liquid-injection inclined opening. By optimizing the structure of the culture bottle, the volume of the culture bottle is increased to increase the cell culture quantity of a single bottle, and the oxygen capacity of the double-side ventilation structure is increased to increase the proliferation speed and the quantity of cells.

An emulsion of perfluoroorganic compounds (PFOC) comprises a rapidly eliminable perfluorocarbon (PFC) and a slowly eliminable perfluorinated cyclic tertiary amine, perfluoro-N-4-(methylcyclohexyl)-piperidine and additionally comprises not less then three rapidly eliminable and three slowly eliminable PFOC admixtures with the critical temperature of dissolution in hexane (CTDH) close to that of main PFOC. The PFOC emulsion is stabilized with a polyoxyethylene-polyoxypropylene copolymer having low viscosity to provide high dynamic oxygen capacity and enhancing oxygen delivery to tissues. To prepare the emulsion the stabilizing agent is heated up to 75° C., all components are saturated with carbon dioxide gas to minimize the reactogenicity in intravessel injection as a means of compensation for mass blood loses, perfusion of organs cut of blood flow, treating air-and fat embolism, obliterating vascular injuries of extremities and preventing toxic injuries caused by various xenobiotics.

The embodiment of the invention discloses a river ecological water demand calculation system and an information transmission method. The system comprises a river partition monitoring module, an average rainfall prediction module, a river runoff monitoring module, a water depth comparison module, an oxygen capacity monitoring module, a biomass monitoring module, a trace element monitoring module and an intelligent terminal processing system. The river partition monitoring module is divided into a plurality of parameter monitoring areas according to a river geographic structure. The average rainfall prediction module divides a rich water period and a dry water period of the average natural flow for many years according to the rainwater distribution condition for many years, and respectivelycounts the average natural flow for many years in the rich water period and the average natural flow for many years in the dry water period of each parameter monitoring area. According to the scheme,the river is divided into the rich water period and the dry water period, different ecological water requirement calculation modes are selected for the rich water period and the dry water period, large water requirement calculation errors caused by uneven precipitation can be avoided, and the accuracy of ecological water requirement calculation is improved.

The invention discloses an aquarium wave manufacturing device capable of being controlled and set through a mobile phone. The aquarium wave manufacturing device comprises an intelligent wireless control system, a wave manufacturing device body and a mobile control terminal. The intelligent wireless control system is communicated with the wave manufacturing device body through 2.4 G wireless signals. An intelligent control APP is installed on the mobile control terminal. The mobile control terminal is communicated with the intelligent wireless control system through WIFI signals. The aquarium wave manufacturing device can be controlled through the mobile phone, traditional hardware control or remote controller control is avoided, and extra manufacturing resources and cost can be saved. The aquarium wave manufacturing and mobile phone induction control device can be adjusted in multiple modes. The rotation direction and the time can be preset. At most four equipment switch states can be controlled. Compared with a traditional wave manufacturing device, the aquarium wave manufacturing device simulates nature water current more approximate to the nature. The oxygen capacity is increased, which is beneficial to aquarium biological growth. Excrement is driven, and higher-efficiency filtering is achieved.

The invention discloses a microbial fermentation tank with an air distributor for increasing oxygen capacity, and relates to the technical field of microbial fermentation. The microbial fermentation tank comprises a fermentation tank body, a cover plate and supporting legs. The top of the fermentation tank body is movably provided with the cover plate, the bottom of the fermentation tank body is fixedly connected with the supporting legs, and the top of the cover plate is provided with an exhaust device. Through cooperation of the exhaust pipe, the air compressor, the guide pipe, the fixed box, the water purifying box, filter cotton, a purifying pipe, an air distributor body, an exhaust head and micropores, air is exhausted into the water purifying box through the air compressor, the water purifying box purifies the air, and then oxygen in the air is exhausted into a fermentation tank through the air distributor body. The problems that oxygen in an existing fermentation tank is discharged manually, large errors exist, a large amount of time of workers is wasted, and the qualified rate of fermented products is low are solved, the time of the workers is saved, and the qualified rate of the fermented products is increased.

The invention discloses a practical and efficient fish transfer device. The practical and efficient fish transfer device comprises a transport tank, and the lateral side of the transport tank is connected with a filter. A water inlet pipe above the filter is connected with a water pump inlet pipe arranged on the lateral side of the transport tank. A water outlet of a water pump outlet pipe is arranged above the transport tank. The lower side of the filter is communicated with a sedimentation chamber at the bottom of the transport tank through a water pipe, and a drain pipe is connected to thebottom of the sedimentation chamber. A funnel is connected above the lateral side of the transport tank, and an oblique discharge pipe arranged on the upper portion of the transport tank is connectedbelow the funnel. A separating net and a dispersing ball are placed in the transport tank. A plurality of rotating shafts are arranged in the middle of the separating net. A sealing chamber is formedin the dispersing ball through silica gel, and a secondary light-emitting tube is placed in the sealing chamber. The practical and efficient fish transfer device has the advantages that the oxygen capacity in a transport water body can be increased without an aerator, ammonia nitrogen and other harmful substances in the water body can be filtered out, fishes have high activity and good quality, and sediments in water are easy to collect.

The invention relates to a complex enzyme fermenting system for a solid state fermentation high activity feed. The complex enzyme fermenting system comprises a fermentation room, an air heating box, an air cooling box, an air mixing device, a ventilation and oxygen supplementing device, a water supplying device and a waste water recovering tank, wherein the outlet end of the air heating box communicates with the air mixing device through a thermal air transporting pipeline; the outlet end of the air cooling box communicates with the air mixing device through a cold air transporting pipeline; the outlet end of the air mixing device communicates with the inner part of the fermentation room through a pipeline; the top of the fermentation room communicates with the air heating box through an air circulating pipeline; the ventilation and oxygen supplementing device is arranged at the top of the fermentation room; the water supplying device communicates with the inner part of the fermentation room through a water transporting pipeline; and the inlet end of the waste water recovering tank communicates with the inner part of the fermentation room through a waste water pipeline. According to the complex enzyme fermenting system disclosed by the invention, according to different fermentation conditions required by different fermentation stages of a complex enzyme, the temperature, the humidity and the oxygen capacity of the fermentation room are adjusted, so that the fermentation of the complex enzyme is under the optimal condition, and the fermentation quality of the complex enzymeis improved.

The invention discloses an intelligent energy-saving oxygenation device for modern agriculture standardized aquaculture fish pond. The intelligent energy-saving oxygenation device comprises a floating frame and a balancing weight arranged below the floating frame. Oxygenation blades are arranged on the outer side of the floating frame. A track groove is formed in the edge of the outer side of the floating frame. Teeth are arranged on the upper end face of the track groove. A movable frame body is arranged above the floating frame. A driving motor is arranged on the lower end face of the movable frame body. A speed reducer matched with the driving motor is arranged at the output end of the driving motor. The two sides of the speed reducer are each provided with an output shaft. A first driving gear is arranged on the output shaft on one side. The first driving gear is meshed with the teeth. By adopting the oxygenation blades, water flowing can be facilitated in the rotating process, so that the water oxygen capacity is increased, meanwhile the oxygen content inside water is increased in the mode of conveying an oxygenation medicament into the water intermittently, and the phenomenon that fish schools die from oxygen deficit due to water oxygen deficit is avoided.

The invention discloses a hydrogel ophthalmic carrier containing polymer micelles and a preparation method thereof. The carrier is composed of polymer micelles liquid composed of polyethylene glycol, polyacrylic acid and cyclodextrin and monomeric methacrylic acid Hydroxyethyl ester and phosphorylcholine are mixed and polymerized. Its preparation method includes mixing and stirring cyclodextrin aqueous solution, polyethylene glycol aqueous solution and polyacrylic acid aqueous solution, then standing still, and then obtaining polymer micelle liquid by dialysis, combining monomer hydroxyethyl methacrylate and phosphorylcholine with polymer After the micellar liquid is mixed, it is polymerized and demoulded, and the product is obtained. The novel hydrogel provided by the invention has good oxygen permeability and drug controlled release capability, its performance meets the requirements of corneal contact lenses, it can control the release of ophthalmic drugs, and it has great social and economic benefits.

A configurable oxygen concentrator for providing various flow rates and volumes of concentrated oxygen to a patient includes an electro-mechanical assembly having a housing with a first face, a second face and an outer surface. The oxygen concentrator also includes a first battery, a second battery, a first adsorbent container and a second adsorbent container. The first and second batteries are removably mountable to the first face and the first and second adsorbent containers are removably mountable to the second face to permit modification of the concentrated oxygen capacity and operating life of the concentrator as the patient progresses through different stages of a breathing disease. The first battery has a first battery capacity that is less than a second battery capacity of the second battery. The first adsorbent container has a first adsorbent capacity that is less than a second adsorbent capacity of the second adsorbent container.

A configurable oxygen concentrator for providing various flow rates and volumes of concentrated oxygen to a patient includes an electro-mechanical assembly having a housing with a first face, a second face and an outer surface. The oxygen concentrator also includes a first battery, a second battery, a first adsorbent container and a second adsorbent container. The first and second batteries are removably mountable to the first face and the first and second adsorbent containers are removably mountable to the second face to permit modification of the concentrated oxygen capacity and operating life of the concentrator as the patient progresses through different stages of a breathing disease. The first battery has a first battery capacity that is less than a second battery capacity of the second battery. The first adsorbent container has a first adsorbent capacity that is less than a second adsorbent capacity of the second adsorbent container.

An optimal material composition that allows for the purification of at least one feed component from a fluid feed stream such that the adsorbent has an oxygen capacity of at least 10 weight percent is described. More specifically, the material is an adsorbent for purification of a fluid feed stream having an oxygen to argon selectivity greater than or equal to a ratio of 3:1 and an oxygen capacity of greater than or equal to 10 weight percent, wherein the oxygen capacity is measured at a pressure in the range of about 9-10 Torr and a temperature of 77 degrees Kelvin after 4 hours of equilibration time and wherein the oxygen to argon selectivity is obtained by dividing the oxygen capacity by the argon capacity of the adsorbent measured at a pressure in the range of about 697-700 Torr and a temperature of 87 degrees Kelvin after 8 hours of equilibration time. The adsorption capacities are measured on a pure component basis.

The invention relates to the technical field of sewage treatment, in particular to an energy-saving urban sewage treatment system. An energy-saving urban sewage treatment system, including an aeration tank and a sedimentation tank, an aeration device is arranged in the aeration tank, the aeration device includes a stirring mechanism and an air transmission mechanism, and the stirring mechanism includes a small motor and a A small motor drives the rotating stirring shaft. The side of the upper end of the stirring shaft is integrally formed with multiple rotating vanes. The rotating vanes are inclined from bottom to top to one side and the inclination angle gradually increases. The rotating vanes move toward the direction away from the stirring shaft. Same side slant. The rotary vane rotates and stirs the water flow to form a vortex jet, so that the bottom water and the surface water of the pool can be continuously circulated in the aeration tank, so that the low oxygen content water at the bottom of the pool and the high oxygen content water on the pool surface are continuously With cyclic exchange, the oxygen-dissolving capacity of low-oxygen water is stronger, so the overall oxygen content increases. The oxygen content is further increased by gas transmission through the gas transmission device.

The invention relates to the technical field of medical apparatus and instruments and discloses a medical oxygen containing device with the large oxygen capacity. The device comprises an oxygen tank,wherein an inner cavity of the oxygen tank is filled with compressed oxygen and oxygen-rich air separately, and a partition plate is fixedly connected to the inner wall of the oxygen tank; a through hole is formed in the front surface of the partition plate, a spring ring is movably connected to the inner wall of the through hole, and a connection block is fixedly connected to the inner wall of the spring ring; a connection rod is fixedly connected to the end, away from the spring ring, of the connection block. According to the medical oxygen containing device with the large oxygen capacity, the oxygen tank is filled with the compressed oxygen, the density of oxygen is increased, the amount of oxygen carried by the oxygen tank is increased, and the compressed oxygen and the oxygen-rich airare separated through the partition plate; air in the oxygen tank is layered and stored, the storage capacity of the oxygen tank is effectively increased, a compressed pipe body of an oxygen pipe issupported and expanded through a ventilation supporting block, and the rate of conveying oxygen is effectively guaranteed.