99 results about "Delivery oxygen" 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.

A apparatus for delivering oxygen to a patient is provided. The apparatus includes a gas source such as an oxygen concentrator and a portable intelligent controller that is movable relative to the gas source and operable over a distance from the gas source. The portable intelligent controller is compact, lightweight and configured to remotely monitor and control one or more functions of the gas source. The functions include compressor speed, product gas production rate, valve timing, power supply and the like. The portable intelligent controller also has a user interface which allows the user to remotely adjust one or more settings of the gas source. In some implementations, the portable intelligent controller also includes a satellite conserver, which delivers oxygen in metered amounts in response to sensed breaths of the patient.

An electronic oxygen conserving device for controlling a flow of oxygen from an oxygen storage container to a user. When a conserve setting is selected, a flow of oxygen travels through an oxygen regulating valve that has an open state and a closed state. A temporary electrical charge or current is provided to the oxygen regulating valve during the initial inhalation of oxygen by an individual, opening the regulating valve opens to delivery oxygen to the user. The oxygen regulating valve remains open even after termination of the electric current. After a predetermined timed delivery dose or upon exhalation by the individual, a subsequent temporary electric charge or current is provided to oxygen regulating valve, closing the regulating valve closes to prevent delivery of oxygen to the user, thus conserving oxygen. The oxygen regulating valve remains closed even after termination of the subsequent electric current.

The present invention advantageously provides a system for automatically delivering oxygen to a patient, including a sensor to measure an amount of oxygen in a bloodstream of a patient, a pneumatics subsystem and a control subsystem. The pneumatics subsystem includes an oxygen inlet, an air inlet, a gas mixture outlet, and a gas delivery mechanism to blend the oxygen and air to form a gas mixture having a delivered oxygen concentration, and to deliver the gas mixture to the patient. The control subsystem includes an input device to receive a desired concentration of oxygen in the bloodstream of the patient, a sensor interface to receive measurement data and status information associated with the measurement data from the sensor, a pneumatics subsystem interface to send commands to, and receive data from, the pneumatics subsystem, and a processor to control the delivered oxygen concentration based on the desired oxygen concentration, the measurement data and the status information.

An oxygen concentrator may rely on a pressure swing adsorption process to produce an oxygen enriched gas stream from canisters filled with granules capable of separation of oxygen from an air stream. The adsorption process uses a cyclical pressurization and venting of the canisters to generate an oxygen enriched gas stream. The oxygen concentrator system may deliver oxygen as one or more pulses of oxygen per breath.

This invention provides methods, devices, and kits for growing a plant or germinating a seed into a plant; methods and devices for delivering oxygen to a plant or a seed which will germinate into a plant; methods and devices for delivering liquid to a plant; methods and devices for increasing the dissolved oxygen concentration in a liquid to be delivered to a plant; methods and devices for increasing the dissolved oxygen concentration in a liquid within a hydroponics device; terraced oxygenators; aspirators, downdraft venturis, net baskets; germination caps, sets of germination caps; methods for increasing the likelihood of germination of a seed; seed-bearing support media; methods for germinating a seed; and smart garden devices for hydroponics growing systems.

The present invention describes, inter alia, oxygen delivery agents or blood substitutes comprising a fluorinated gas and a stabilizing material, uses for the oxygen delivery agents or blood substitutes, and apparatus for making and delivering the oxygen delivery agents or blood substitutes.

An electronic oxygen conserving device for controlling a flow of oxygen from an oxygen storage container to a user. When a conserve setting is selected, a flow of oxygen travels through an oxygen regulating valve that has an open state and a closed state. A temporary electrical charge or current is provided to the oxygen regulating valve during the initial inhalation of oxygen by an individual, opening the regulating valve opens to delivery oxygen to the user. The oxygen regulating valve remains open even after termination of the electric current. After a predetermined timed delivery dose or upon exhalation by the individual, a subsequent temporary electric charge or current is provided to oxygen regulating valve, closing the regulating valve closes to prevent delivery of oxygen to the user, thus conserving oxygen. The oxygen regulating valve remains closed even after termination of the subsequent electric current.

A portable, non-cryogenic, oxygen generation system capable of delivering oxygen gas at purities greater than 98% and flow rates of 15 L / min or more is described. The system consists of two major components. The first component is a high efficiency membrane capable of separating argon and a portion of the nitrogen content from air, yielding an oxygen-enriched permeate flow. This is then fed to the second component, a pressure swing adsorption (PSA) unit utilizing a commercially available, but specifically formulated zeolite compound to remove the remainder of the nitrogen from the flow. The system is a unique gas separation system that can operate at ambient temperatures, for producing high purity oxygen for various applications (medical, refining, chemical production, enhanced combustion, fuel cells, etc . . . ) and represents a significant advance compared to current technologies.

The application belongs to the field of a battery, in particular relates to a cathode material of a metal-air battery, a preparation method of the cathode material and the metal-air battery. The metal-air battery provided by the application comprises a bottom layer, a core layer and a catalytic layer which are in sequential contact, wherein the bottom layer comprises metal foam and polytetrafluoroethylene; the core layer comprises metal foam and polytetrafluoroethylene; the catalytic layer comprises a porous carbon material, polytetrafluoroethylene and a catalyst; and the porosity and / or the aperture of the core layer is greater than that of the bottom layer. According to the application, the porosities and / or the apertures of the core layer and the bottom layer are designed gradiently, thus, the cathode material provided by the invention is ensured to high-efficiently delivery oxygen and also high-efficiently collect current, the power density, the application stability and the like of the metal-air battery assembled from the cathode material are obviously improved.

The invention provides a dephosphorization method for electric-arc furnace steelmaking, and belongs to the field of electric-arc furnace steelmaking. The dephosphorization method is characterized in that the same spray gun is utilized for delivering oxygen gas, protective gas and carrier gas-dephosphorization powder into an electric-arc furnace molten pool directly, wherein the carrier gas-dephosphorization powder is dephosphorization powder carried in the carrier gas; gas flow violently impacts and stirs a steelmaking molten pool, so that the dephosphorization powder is in sufficient contact with molten steel directly, and good thermodynamic and dynamic conditions are provided for molten pool dephosphorization reaction, and dephosphorization efficiency of an electric-arc furnace steelmaking process is improved, consumption of slag charge such as a dephosphorization agent is reduced, a dephosphorization rate of a smelting process is increased, the quality of end-point molten steel is improved, and the production cost is reduced.

An electronic flow monitor, a control method and an anesthesia machine. The electronic flow controller can comprise a control module, an oxygen gas branch for delivering oxygen gas, an equilibrium gas branch for delivering equilibrium gas, and a gas mixing branch for mixing the oxygen gas and the equilibrium gas. The control module can meter an oxygen gas flow and an equilibrium gas flow through flow sensors. A first flow controller can be disposed in the oxygen gas branch, and a second flow controller can be disposed in the equilibrium gas branch. The first flow controller may be used to regulate the gas flow in the oxygen gas branch between zero and a maximum value and the second flow controller may be used to regulate the gas flow in the equilibrium gas branch between zero and a maximum value.

The invention discloses a respirator, which comprises an oxygen therapy system and a breathing mask, wherein the breathing mask is connected with the oxygen therapy system, and can press over a face respiratory organ of a rescue receiver through being driven by a press-down mechanism. During CPR (cardiopulmonary resuscitation), the artificial respiration and the external chest cardiac compression are cooperated; after each external chest compression period is completed, the breathing mask presses over the face of the rescue receiver; oxygen gas is conveyed to the mouth and the nose of the rescue receiver through the breathing mask; the oxygen quantity of oxygen therapy to the rescue receiver is increased; and meanwhile, the workload of a rescuer can be reduced. In addition, the respirator also has the following two functions: 1, the respirator can replace a common-use artificially opened airway; and 2, a chest compression counting mechanism can accurately record the number of thoracic compression times, can report the number after each time of thoracic compression to control the external chest compression frequency, can automatically press down the breathing mask after the completion of each chest compression period, and can automatically extruding a breathing bag twice, so that the cooperation of the chest compression and the oxygen intake is accurate.

The invention provides a particulate filter regeneration method and system for an extended range vehicle, and relates to the technical field of vehicle control. The particulate filter regeneration method comprises the following steps: collecting the carbon loading capacity of a particulate filter; judging whether the particulate filter has a regeneration requirement or not according to the carbonloading capacity; if yes, judging whether the state of the extended range vehicle meets a preset condition or not; and if the preset condition is met, stopping supplying fuel oil to an engine, and controlling a generator to drive the engine to work, so that the engine conveys oxygen to the particulate filter, and the particle catcher is regenerated. The particulate filter regeneration method can be used for the extended range vehicle and is high in regeneration efficiency.

The invention provides an oxygen cabin type gym air-conditioning system and a working method thereof. The oxygen cabin type gym air-conditioning system comprises an oxygen cabin type gymnasium, a central air-conditioning new air supplying main air channel, an air source purifying system, an air sterilization filtering device, an oxygen generator, an oxygen supplying device, a carbon dioxide lower air suction system and a negative oxygen ion generator. When an oxygen measuring instrument measures that oxygen content in the gymnasium is smaller than or equal to 22%, the oxygen generator starts to work to deliver oxygen into the gymnasium. When the oxygen measuring instrument measures that oxygen content in the gymnasium is greater than or equal to 30%, the oxygen generator does not work. When a carbon dioxide measuring instrument measures that CO2 content in the gymnasium is smaller than or equal to 3%, the carbon dioxide lower air suction system does not work. When the carbon dioxide measuring instrument measures that the CO2 content in the gymnasium is greater than or equal to 3%, greater than or equal to 5% or greater than or equal to 6%, an exhaust fan of the carbon dioxide lower air suction system respectively work at a low gear, a middle gear and a high gear. The oxygen cabin type gym air-conditioning system has the advantages of being reasonable in structure, simple in operating step, economic in cost and strong in practical applicability, thoroughly changes air property in the gymnasium and further changes physical function of a sporter.

A connector for connecting an oxygen delivery device to a patient interface. The connector includes a housing with a first lumen for delivering oxygen and a second lumen to allow pressure to be measured. A third optional lumen may allow for gas sampling. The housing surrounding the first and second lumen has a portion that includes encoding for determining the type of patient interface being used, as well as a depth indicator sensor.

The invention discloses a reactor and system for preparing potassium manganate. The reactor comprises a body, an ore pulp heating device and a stirring device, wherein a reaction space is limited in the body, an oxygen inlet, a waste oxygen outlet and a feeding port are formed in the top of the body at an interval, and a discharging port is formed in the upper-middle part of the body; the oxygen inlet is used for delivering oxygen or oxygen-enriched air to the reaction space, and the waste oxygen outlet is used for discharging residual oxygen and water vapor in the reaction space; the feeding port is used for delivering ore pulp into the reaction space, and the discharging port is used for discharging potassium manganate material liquid obtained after the oxidizing reaction of ore pulp in the reaction space; the ore pulp heating device is arranged in the body and is used for heating the ore pulp to 250-260 DEG C; the stirring device is arranged at the inner part of the body and is used for stirring the ore pulp. The reactor can efficiently prepare potassium manganate, has the advantages of simple structure, convenience in operation, cleanness and environmental friendliness, and is easy to realize industrialized mass production.

The present invention relates to the technical field of ICU ward assisted devices and also discloses an assisted respiratory device for nursing in ICU adult wards. The assisted respiratory device fornursing in ICU adult wards comprises a heating box, a humidifying pipe and a water tank, the heating box is internally fixedly connected with an oxygen conveying pipe, the oxygen conveying pipe penetrates through the heating box and the humidifying pipe, an outer side wall of the oxygen conveying pipe is fixedly connected with a heat absorbing pipe, a compression head driven by a cam is arranged inside a compression chamber, an air inlet pipe and an air outlet pipe are arranged on two sides of the heating box, the compression head is lifted up and down in the compression chamber to introduce air into the heating box and compress the air in the heating box, mechanical energy is converted into internal energy to raise temperatures in the heating box, so that oxygen in the oxygen conveying pipe is heated when passing through the heating box, since the heating mode is a physical heating mode, the oxygen does not react with other objects in a working process, the oxygen is prevented from being polluted by other substances in a heating process, and quality of oxygen delivery is further ensured.

The invention discloses an automatic oxygenation feeding ship special for a fishpond. The automatic oxygenation feeding ship comprises a ship body, floating plates are fixed at the left and right endsof the ship body, an oxygenation block is arranged at the upper end of the ship body; front rolling grooves with downward openings are formed in the front end face and the rear end face of the left end of the ship body. The device is simple in structure and convenient to operate, overcomes the situation that fish schools gather due to the fact that the fishpond need manual feeding is avoided, andcan realize long-distance uniform feeding, convey oxygen into water in the feeding process and prevent the phenomenon that the oxygen content in the fishpond is too low; when the device is used, thedevice is used, by using the device, air can be continuously injected into water to increase the oxygen content in the water when the device moves in the water; meanwhile, the fishes can be fed into the water periodically in the movement process, so that the phenomenon that the fishes gather due to feeding in a specific area is avoided, the feeding effect and efficiency are greatly improved, and it is guaranteed that the phenomenon that the oxygen content in the fishpond is too low all the time is avoided.

A constant mass oxygen addition device for use with a re-breathing apparatus is disclosed for use by individuals venturing into harsh environments, particularly the underwater environment, that remains unaffected by ambient pressure changes. This constant mass oxygen addition device comprises an intermediate chamber which is first pressurized with regulated pressure gas containing oxygen to a set value greater than ambient pressure and then subsequently vented to ambient pressure. This defines one constant mass dosing cycle. Multiple constant mass dosing cycles are repeated sequentially on a periodic basis sufficient to replace metabolic oxygen used by the individual and can be controlled either electronically or preferentially independent of electronics and linked to the respiratory rate of the diver. If desired, adjustment of the delivered oxygen mass for each cycle is accomplished by mechanically adjusting the volume of the intermediate chamber or by altering the regulation pressure of the connected oxygen supply.

Method and system for controlling oxygen delivery to a cell implant. In one embodiment, the system includes a water electrolyzer, a cell capsule, a gas conduit, a total fluid pressure sensor, and a controller. The water electrolyzer generates gaseous oxygen with a variable output. The cell capsule includes a cell chamber adapted to hold cells. The gas conduit interconnects the water electrolyzer and the cell capsule to deliver gaseous oxygen generated by the water electrolyzer to the cell capsule. The total fluid pressure sensor is positioned at a location that provides a representative reading of the total fluid pressure within the cell chamber. The controller is electrically coupled both to the total fluid pressure sensor and to the water electrolyzer so that the controller may control the variable output of the water electrolyzer based on one or more sensed total pressure readings from the total fluid pressure sensor.

The invention provides a tower-type enhanced oxidation system and method for preparing hydrogen peroxide. The tower-type enhanced oxidation system comprises an oxidation tower, wherein a liquid phase pipeline for conveying hydrogenated anthraquinone and a gas phase pipeline for conveying oxygen are arranged on the side surface of the oxidation tower; a plurality of groups of mixed micro-interface generator units are arranged in the oxidation tower, and the mixed micro-interface generator units are sequentially arranged from top to bottom; and each mixed micro-interface generator unit comprises an upper micro-interface generator and a lower micro-interface generator which are connected into a whole, a gas-liquid emulsion channel is arranged between the upper micro-interface generator and the lower micro-interface generator, the gas-liquid emulsion channel is connected with a gas-liquid emulsion outlet, and the gas-liquid emulsion outlet is tightly attached to the upper side wall of the lower micro-interface generator. By adopting the tower-type enhanced oxidation system, the utilization rate of oxygen can be increased, the yield of products can be increased, and the whole system is highly integrated, small in occupied area and simple and convenient to operate.

The invention relates to the technical field of engines, in particular to a powder detonation engine conveying system. Comprising a pipeline 1, a pipeline 2, a pipeline 3 and a pipeline 4, the pipeline 1 and the pipeline 2 share a set of nitrogen source, the pipeline 1 is used for conveying metal aluminum powder, the pipeline 2 is used for purging the whole system after a test, and the pipeline 3 and the pipeline 4 are respectively used for conveying oxygen and hydrogen. In order to ensure the conveying accuracy and time sequence control of hydrogen, oxygen and metal aluminum powder, a flow meter, a pressure transmitter, an electromagnetic valve and other elements are installed on a conveying pipeline, and the pressure intensity of the front end is adjusted through a pressure reducing valve to achieve adjustment of the conveying flow. According to the invention, detonation waves are formed by mixing powder with oxygen and hydrogen, so that thrust is generated, the formed detonation waves are stronger theoretically, the generated thrust is larger, and engineering application is easier to realize.

The invention discloses a novel process and device for treating carnallite, the device comprises a pulverized coal bunker, a conveying bunker, a gasification furnace, a melting furnace, a slag cooling tank and a slag lock hopper, the conveying bunker is located below the pulverized coal bunker, the melting furnace is located below the gasification furnace, the slag cooling tank is located below the melting furnace, the slag lock hopper is positioned below the slag cooling tank; the conveying bin is connected with the gasification furnace through a pipeline; the gasification furnace is provided with an inlet end and an outlet end, the inlet end of the gasification furnace is connected with a pipeline for conveying steam and oxygen, the pipeline for conveying the oxygen is provided with a heat exchanger, and the inlet end of the gasification furnace is also connected with a pipeline for conveying crude synthesis gas. The impurity-containing inorganic salt is solidified into the coal cinder, harmless treatment of the impurity-containing inorganic salt can be achieved, the solidification quality is stable, the problems of leakage, leaching and the like are avoided, the treatment cost is low, and obvious economic benefits are achieved.

A portable chemical oxygen generator for delivering oxygen to a patient is described. The generator includes a housing containing a reaction chamber. Within the reaction chamber is a quantity of a peroxide adduct. A valve is provided with a lower portion of the valve in fluid communication with the reaction chamber. An upper portion of the valve is in fluid communication with a reservoir that holds a quantity of an aqueous solution. An internal chamber is formed within the valve by releasable seals that separate the internal chamber from the upper portion of the valve and a lower portion of the valve. The internal chamber holds a quantity of a peroxide-decomposing catalyst. The generator also includes a valve actuator. Operation of the valve actuator releases the seals in the valve and creates a fluid path from the reservoir through the internal chamber into the reaction chamber. When the valve is actuated, the aqueous solution flows from the reservoir through the internal chamber and into the reaction chamber. This flow washes the catalyst into the reaction chamber along with the aqueous solution. The solution and catalyst mix with the peroxide adduct and cause an oxygen-generating reaction.

The invention relates to rehabilitation nursing auxiliary equipment, in particular to respiratory state switchable lung rehabilitation nursing auxiliary equipment which comprises a respirator body and an air supply pipe arranged on the side wall of one end of the respirator body, the air supply pipe is in pipeline connection with an air delivery pipe used for delivering oxygen, and a breathing cavity is formed in the side wall of the other end of the respirator body. A nasal guide conveying pipe communicated with the breathing cavity is installed on the side wall of the air conveying pipe, the nasal guide conveying pipe is arranged on the air conveying pipe, oxygen is supplied to the breathing cavity through the air conveying pipe, meanwhile, the nasal guide conveying pipe can be inserted into the nasal cavity through a nasal catheter to assist a patient in oxygen uptake, and oxygen uptake is achieved by controlling on-off of the air conveying through hole. Different use modes of the air delivery pipe and the nasal guide delivery pipe are switched, so that a proper breathing state is switched for the patient according to the health state of the patient, and the lung health recovery of the patient is assisted.

The invention discloses a diffuse type intelligent oxygen-enriched air circulation system which comprises oxygen generation equipment arranged outdoors and indoor air circulation purifying equipment arranged indoors. The indoor air circulation purifying equipment comprises a purifying disinfection section with an air return port and an air supply section with an air supply port, and a fan sectionis arranged between the purifying disinfection section and the air supply section. A carbon dioxide absorption / adsorption device is detachably connected with the interior of the purifying disinfectionsection relative to the air return port, and therefore carbon dioxide gas of air entering a room from the air return port can be filtered away. The oxygen generation equipment conveys oxygen to the purifying disinfection section of the indoor air circulation purifying equipment through an oxygen-enriched pipe. The invention further provides an air purifying method. By adopting the diffuse type intelligent oxygen-enriched air circulation system, oxygen-enriched air with low-concentration carbon dioxide is obtained. The technical problem that secondary pollution of air purified in the prior artin the conveying process is serious is solved.