| LINDE AKTIENGESELLSCHAFT Patent applications |
| Patent application number | Title | Published |
|---|
| 20120085711 | PROCESS FOR THE OXIDATION OF WASTE ALKALI UNDER SUPERATMOSPHERIC PRESSURE - The invention relates to a process for the treatment of a used waste alkali, in which the used waste alkali is oxidized at a superatmospheric pressure in the range from | 04-12-2012 |
| 20120079849 | REMOVAL OF HYDROGEN - The invention relates to a method for liquefying a hydrocarbon-rich fraction ( | 04-05-2012 |
| 20120073435 | GAS SCRUBBING AND METHOD FOR OPERATION THEREOF - The invention relates to a gas scrubbing process, as well as a method for the operation thereof, in which during normal operation in an absorber column, gas components are separated from a gas mixture (feed gas) by scrubbing with a scrubbing liquid. The scrubbing liquid, loaded with separate gas components during the scrubbing process, is regenerated in a regeneration system that comprises at least one regeneration device equipped with a liquid level control. The regenerated scrubbing liquid is then recycled into the absorber column. When the feed gas is lost/reduced, the nominal value of the liquid level control is raised, and the resultant additional storage volume provided in the regeneration device is used for storing scrubbing liquid. | 03-29-2012 |
| 20120063982 | PROCESS AND DEVICE FOR DECOMPOSING LAUGHING GAS - The laughing-gas-containing gas ( | 03-15-2012 |
| 20120060554 | METHOD FOR SEPARATING OFF NITROGEN AND HYDROGEN FROM NATURAL GAS - The invention relates to a method for separating off nitrogen and lighter components, in particular hydrogen, carbon monoxide, neon and argon, from a feed fraction (e.g., natural gas) that is to be liquefied containing at least methane, nitrogen and hydrogen. The cooling and liquefaction of the feed fraction proceeds against the refrigerant or mixed refrigerant of at least one refrigeration cycle. In the inventive method, the feed fraction ( | 03-15-2012 |
| 20120060553 | NATURAL GAS LIQUEFACTION - The invention relates to a method for liquefying a hydrocarbon-rich feed fraction, preferably natural gas, against a nitrogen refrigeration cycle. A feed fraction is cooled against gaseous nitrogen that is to be warmed, and liquefied against liquid nitrogen that is to be vaporized. The feed fraction is cooled and liquefied in an at least three-stage heat-exchange process. In the first section of the heat-exchange process, the feed fraction is cooled against superheated gaseous nitrogen to the extent that an essentially complete separation of the relatively heavy components is achievable. In the second section, the feed fraction freed from relatively heavy components is partially liquefied against gaseous nitrogen that is to be superheated. In the third section, the feed fraction is liquefied against nitrogen that is to be partially vaporized. | 03-15-2012 |
| 20120041248 | PROCESS FOR REMOVING NITROGEN - A process is described for removing a nitrogen-rich fraction from a feed fraction containing essentially nitrogen and hydrocarbons, wherein the feed fraction is partially condensed and fractionated by rectification into a nitrogen-rich fraction and a methane-rich fraction. | 02-16-2012 |
| 20120017908 | DEVICE FOR SUPPLYING GAS TO A PATIENT - The invention relates to a device for supplying gas to a patient, in particular a patient breathing spontaneously. Said device comprises a) a metering device (A) which is used to meter the gas to be inhaled by the patient (P) into the gas tank (B), b) a gas tank (B) which is used to store the gas to be inhaled by the patient (P), c) a demand valve (D) which regulates the volume flow of the gas inhaled by the patient (P), d) a reservoir (F) which is used to hold the gas exhaled by the patient (P), e) a carbon dioxide separating unit (G) which is used to separate carbon dioxide from the exhaled gas, f) a pump (H) which is used to return the exhaled gas purified of carbon dioxide into the gas tank (B), and g) an analysis/control unit (J) which analyzes the gas returned to the gas tank (B) and controls the metering device (A) according to the composition of said gas. | 01-26-2012 |
| 20120017640 | PROCESS FOR SEPARATING OFF NITROGEN - A process for separating off a nitrogen-rich fraction from a feed fraction containing essentially nitrogen and hydrocarbons, wherein the feed fraction is separated by rectification a nitrogen-rich fraction and a methane-rich fraction, is described. | 01-26-2012 |
| 20120014855 | APPARATUS AND PROCESS FOR DECOMPOSING DINITROGEN MONOXIDE IN AN ADIABATIC FIXED BED REACTOR - The invention relates to an apparatus and to a process for decomposing dinitrogen monoxide. The apparatus comprises a gas inlet | 01-19-2012 |
| 20110277500 | NITROGEN REMOVAL FROM NATURAL GAS - The invention relates to a method for the separation of a hydrocarbon-rich, nitrogen-containing feed fraction ( | 11-17-2011 |
| 20110256602 | Method for Biotechnological Production of a Hydrogen Carrier - The invention relates to a method for biotechnological production of a hydrogen carrier. It is proposed to culture ammonium-producing cyanobacteria in which, by increasing the nitrogenase activity and/or blocking the utilization of ammonium in the cell metabolism and/or providing an exit mechanism for ammonium via the cell membrane, the ammonium yield is increased. The ammonia generated by the cyanobacteria is made available as a hydrogen carrier. | 10-20-2011 |
| 20110229595 | CASTING, MOLDING OR PRESSING TOOL WITH TEMPERATURE CONTROL MEDIUM CHANNELS - In a method of producing a casting, molding or pressing tool ( | 09-22-2011 |
| 20110226126 | GENERATING OXYGEN IN HOSPITALS - An arrangement for generating oxygen in a facility is described, which arrangement has at least one unit for generating medical air (V, R), a vacuum system (VS), and a PSA unit (A), which serves to generate an oxygen product stream. According to the invention, the PSA unit (A) and the vacuum system (VS) are interconnected in such a way that the adsorber or adsorbers of the PSA unit (A) can be regenerated by means of the vacuum system (VS), and/or the unit for generating medical air (V, R) is connected to the PSA unit (A) in such a way that at least a subsidiary stream ( | 09-22-2011 |
| 20110223396 | Component Surface with Three-Dimensional Surface Texture and Method for the Creation of a Component Surface with Three-Dimensional Surface Texture - This invention relates to a component surface (side section 1 | 09-15-2011 |
| 20110220848 | GASIFICATION OF CRUDE GLYCEROL - The invention relates to a method ( | 09-15-2011 |
| 20110214453 | PROCESS AND DEVICE FOR CRYOGENIC AIR FRACTIONATION - The process and the device serve for cryogenic air fractionation, in particular for supplying an oxygen-enriched (product stream to an oxyfuel power plant. The distillation column system for nitrogen/oxygen separation has a high-pressure column ( | 09-08-2011 |
| 20110209499 | METHOD FOR REMOVING NITROGEN - A process is described for separating off a nitrogen-rich fraction from a feed fraction containing essentially nitrogen and hydrocarbons, wherein the feed fraction is separated by rectification into a nitrogen-rich fraction and a methane-rich fraction and wherein the methane-rich fraction for the purpose of cold generation is vaporized and superheated at a pressure as high as possible against the feed fraction which is to be cooled. | 09-01-2011 |
| 20110132083 | Low Temperature Gas Flow Sensor - A method, and apparatus therefor, for detecting the presence of a target amount of gas flowing within a conduit, including: providing a heating element in operational contact with the conduit; heating at least one of the conduit or the gas; measuring the temperature of at least one of the heating element, the conduit or the gas; comparing the measured temperature of at least one of the heating element, the conduit or the gas to data relating to a target temperature; controlling and measuring the amount of energy consumed by the heating element in order to maintain the target temperature; correlating the amount of energy consumed by the heating element in order to maintain the target temperature with an amount of gas flowing within the conduit; and determining whether the amount of gas flowing within the conduit is at least the target amount of gas flowing within the conduit. | 06-09-2011 |
| 20110107774 | Self-Powered Refrigeration Apparatus - A fan for refrigerant fluid, including at least one blade having an internal space through which a refrigerant fluid passes; at least one nozzle in fluid communication with the internal space of each blade, wherein the at least one nozzle discharges the refrigerant fluid at a velocity sufficient to rotate the blade(s); and an electrical generator operationally engaged with the blade(s). Also, a snow injection device for a CO | 05-12-2011 |
| 20110082324 | METHOD FOR REACTION CONTROL OF EXOTHERMIC REACTION AND APPARATUS THEREFORE - The present invention relates to method for reaction control of an exothermic reaction, comprising the steps:
| 04-07-2011 |
| 20110022367 | Processes for Determining the Strength of a Plate-Type Exchanger, for Producing a Plate-Type Heat Exchanger, and for Producing a Process Engineering System - A process for determining the strength of a plate-type heat exchanger includes computing the temperature stresses of the plate-type heat exchanger within the heat exchanger during its operation by a three-dimensional numerical simulation. Based on the computed temperature stresses, the strength of the plate-type heat exchanger is determined. The process for producing a plate-type heat exchanger with separating plates and profiles of metal uses this strength determination for establishing one or more mechanical parameters of the heat exchanger. The heat exchanger is manufactured with the one or more mechanical parameters. | 01-27-2011 |
| 20100320296 | Coal Gasification Burner - The invention relates to a burner with a burner head and burner tubes (A, I, Z), arranged in the burner head, which are made of metal and are intended for feeding at least one fuel (K) and an oxidizing agent (O) into a reaction space. At least one of the burner tubes (I) is provided with a cladding (V) which is composed of a ceramic material and entirely or partially covers the inner or the outer surface of the burner tube so that hot gas corrosion and mechanical abrasion are avoided. In order to minimize the mechanical loads acting on the cladding, the ceramic cladding (V) is connected to the metallic burner tube (I) by means of a form-fitting connection. | 12-23-2010 |
| 20100281888 | METHOD FOR COOLING SUPERCONDUCTING MAGNETS - The invention describes a method for cooling at least one super-conducting magnet. According to the invention, the cooling of the super-conducting magnet(s) takes place exclusively by means of one or more helium flows which are at at least two temperature levels. | 11-11-2010 |
| 20100263846 | Plate Heat Exchanger Having Profiles - The invention describes a plate heat exchanger and a method for producing a plate heat exchanger. The plate heat exchanger consists of a multiplicity of passages | 10-21-2010 |
| 20100212354 | METHOD OF DISPOSING OF CARBON DIOXIDE - A process and also an arrangement for disposing of one of more carbon dioxide-containing fractions which occur at one or more sites of a fractionation and/or liquefaction process such as, for example, a natural gas liquefaction process. The carbon dioxide-containing fraction(s) is or are subjected to a purification (B) and/or liquefaction (C) and subsequently sequestered (D). Preferably, use is made of at least one substream ( | 08-26-2010 |
| 20100181053 | Plate Heat Exchanger - A plate heat exchanger ( | 07-22-2010 |
| 20100092360 | Catalyst Containing Platinum and Palladium for the Selective Reduction of NOx with Hydrogen (H2-SCR) - The invention relates to a novel catalyst having excellent activity and selectivity for reducing nitric oxides (NO/NO | 04-15-2010 |
| 20100083695 | PROCESS FOR LIQUEFYING HYDROGEN - The invention relates to a process for liquefying hydrogen. To reduce the specific energy consumption, the following process steps are used: a) the precooling of the hydrogen stream by indirect heat exchange against a pressurized LNG stream to a temperature of between 140 and 130 K, b) the precooling of the hydrogen stream by indirect heat exchange against a coolant to a temperature of between 85 and 75 K, c) where the precooling of the coolant takes place against a pressurized LNG stream, and d) the cooling and at least partial liquefaction of the precooled hydrogen stream takes place by indirect heat exchange against another hydrogen stream channeled through a closed cooling circuit, e) where the precooling of the condensed hydrogen stream, which is channeled through a closed cooling circuit, takes place against a pressurized LNG stream. | 04-08-2010 |
| 20100025026 | FATIGUE-PROOF PLATE HEAT EXCHANGER - Plate heat exchanger for indirect heat exchange between at least two liquid and/or gaseous media with an essentially parallelepiped-shaped base ( | 02-04-2010 |
| 20100024997 | PROCESS FOR THE DERESINATION OF PULP AND USE OF CARBON DIOXIDE OR (BI) CARBONATE THEREFOR - The invention relates to a process for the deresination of pulp as well as to the use of carbon dioxide or a (bi)carbonate compound for the deresination of pulp. The process concerns the removal of wood extractives or resin from an aqueous pulp suspension in an alkaline process stage of the pulping process, such as an oxygen delignification stage, at a pH above 10. Carbonate ions are provided in the pulp at the high pH for solubilizing a significant part of the wood extractives in the pulp. The alkaline pulp is dewatered to remove solubilized extractives and for providing a deresinated pulp. | 02-04-2010 |
| 20100005833 | COILED HEAT EXCHANGER HAVING DIFFERENT MATERIALS - A coiled heat exchanger having a plurality of tubes which are wound around a core tube is disclosed. The coiled heat exchanger having a casing which delimits an outer space around the tubes, and wherein a first and a second component of the coiled heat exchanger are composed of different materials. | 01-14-2010 |
| 20090295145 | DRAINING OR VENTING DEVICE FOR A COMPENSATOR - The invention relates to a draining or venting device for a compensator ( | 12-03-2009 |
| 20090272133 | Method and Device for Deicing and Cleaning of Fans - The invention pertains to a method and apparatus for removing ice layers and/or snow layers and/or dirt layers from the rotor blades of axial fans in cooling installations for refrigerating and/or freezing products. At least one cleaning substance jet is directed toward the rotor blades of an axial fan within certain time intervals in such a way that ice layers and/or snow layers and/or dirt layers are at least separated from the surfaces of the rotor blades and transported away, wherein the rotor blades rotate with nominal speed while cleaning jets act upon their surfaces. | 11-05-2009 |
| 20090260392 | METHOD OF LIQUEFYING A HYDROCARBON-RICH FRACTION - For liquefying a hydrocarbon-rich fraction, in particular natural gas, the hydrocarbon-rich fraction which is to be liquefied is merely cooled and liquefied against a coolant mixture, and the coolant mixture, before its cooling, is separated into a gas phase and a liquid phase, and wherein the gas ( | 10-22-2009 |
| 20090253815 | Process and Reactor for Implementing Exothermic and Endothermic Reactions - Implementing at least one endothermic and/or exothermic reaction in a compact reactor which has passages for conducting gaseous and/or liquid media, through which passages the reactants of the endothermic or exothermic reaction as well as a heating medium or coolant are sent, whereby
| 10-08-2009 |
| 20090218075 | Coiled Heat Exchanger - A coiled heat exchanger having a plurality of tubes, which are helically coiled around a core tube in one or more concentric layers of tubes and form a bundle in the form of a hollow cylinder, and also having a shell, which delimits an outer space around the tubes, is disclosed. It is formed in such a way that, during operation, heat is transferred between at least two fluid streams, one of which flows through the interior of the tubes and the other of which flows through the outer space. At least one elastic component that does not transfer heat and comprises a metallic material is arranged inside the shell and radially outside the bundle. | 09-03-2009 |
| 20090211297 | HELIUM PRODUCTION IN LNG PLANTS - A process for separating a helium-rich fraction from a liquefied natural gas stream, is disclosed. In an embodiment, the process includes expansion of a liquefied natural gas stream and separation of the helium-rich fraction. The helium-rich fraction is heated countercurrent to a natural gas stream to be cooled and liquefied. The natural gas stream liquefied in a heat exchange countercurrent to the helium-rich fraction to be heated is fed prior to and/or in the separation of the helium-rich fraction. The total enthalpy of the mixture of the two aforementioned natural gas streams brought to the separation of the helium-rich fraction is variable. | 08-27-2009 |
| 20090211296 | METHOD AND APPARATUS FOR SEPARATING A FRACTION RICH IN C2+ FROM LIQUEFIED NATURAL GAS - A process and apparatus for separating a fraction rich in C | 08-27-2009 |
| 20090205366 | METHOD FOR LIQUEFACTION OF A STREAM RICH IN HYDROCARBONS - A method for liquefying a hydrocarbon-rich stream is disclosed. In an embodiment, the hydrocarbon-rich stream is liquefied in a heat exchanger countercurrent to a three component refrigerant mixture. The refrigerant mixture is compressed in a two stage compressor. The refrigerant mixture is separated into a higher boiling fraction and a lower boiling fraction. A fluid fraction is recovered from a partial stream of the lower boiling fraction. The fluid fraction is supercooled and expanded to a pressure of the higher boiling fraction and the fluid fraction is provided to a compressor stage to which the higher boiling fraction is taken. | 08-20-2009 |
| 20090199590 | METHOD AND APPARATUS FOR COMPRESSING A NATURAL GAS STREAM - A method and apparatus for compressing a natural gas stream is disclosed. The natural gas stream to be compressed is liquefied and then compressed by means of at least one cryogenic pump. Liquefaction of the natural gas stream to be compressed preferably takes place using the energy from a low-temperature process, specifically in the exchange of heat countercurrent to at least one medium to be heated, preferably countercurrent to a cryogenic medium. | 08-13-2009 |
| 20090199579 | PROCESS FOR COOLING A STORAGE CONTAINER - A process for cooling a storage container, in particular a mobile storage container for a cryogenic medium, is described. | 08-13-2009 |
| 20090152501 | Process and device for removal of exhaust gases - The invention relates to a process as well as a device for removal of exhaust gas ( | 06-18-2009 |
| 20090113786 | Process for Recovering Tall Oil or Tall Oil Fuel - The invention relates to a process for providing tall oil or tall oil fuel from tall oil soap. In the process, tall oil soap, which may be neutralized with carbon dioxide, is treated with an alkaline earth metal compound to convert sodium soaps into alkaline earth metal soaps. The conversion reduces the sodium content and increases the heat value of the product. The converted product may be used to provide a low sodium fuel or it may be acidulated with a minimum of sulfur. | 05-07-2009 |
| 20090035207 | METHOD AND DEVICE FOR SEPARATING A GAS MIXTURE - A method and device for producing a carbon dioxide product from a feed gas comprised predominantly of carbon dioxide and nitrogen in a cryogenic gas separation process is disclosed. The nitrogen is separated from carbon dioxide in a one-stage condensation process in two separators that are connected in series. | 02-05-2009 |
| 20090019888 | METHOD FOR LIQUEFYING A HYDROCARBON-RICH STREAM - A method for liquefying a hydrocarbon-rich stream, in particular a natural gas stream, is disclosed. A liquefaction of the hydrocarbon-rich stream takes place countercurrent to a refrigerant mixture cycle cascade consisting of two or three refrigerant mixture cycles. No additional process steps are involved in the heat exchange between the hydrocarbon-rich stream which is to be precooled and the refrigerant mixture of the first refrigerant mixture cycle. | 01-22-2009 |
| 20090014452 | STORAGE TANK - A storage tank including an outer tank, one or more inner tanks arranged inside the outer tank, and supply and discharge lines in the inner tank(s) is disclosed. The, or at least one of the, inner tanks is comprised at least in part of a carbon fiber and/or a carbon fiber reinforced material and/or is reinforced with a carbon fiber and/or a carbon fiber reinforced material. | 01-15-2009 |
| 20090013718 | METHOD FOR THE SIMULTANEOUS RECOVERY OF A PURE HELIUM AND PURE NITROGEN FRACTION - A process for simultaneous recovery of a pure helium and a pure nitrogen fraction from a feed stream containing at least methane, nitrogen and helium, is disclosed. The feed stream is partially condensed and separated into a helium-rich gas fraction and a nitrogen- and methane-rich liquid fraction. The helium-rich gas fraction is conveyed to a purification stage in which a pure helium fraction is recovered by adsorption, permeation and/or rectification. At least one partial stream of the nitrogen- and methane-rich liquid fraction is taken to a rectification process for recovery of a pure nitrogen fraction. | 01-15-2009 |
| 20090008340 | Method for Evaporating a Process Stream Comprising at Least Two Components - A method of evaporating a process stream is disclosed. In an embodiment, a process stream to be cooled is provided to a heat exchanger. A process stream to be evaporated is provided to the heat exchanger. A gas and/or a liquid is admixed with the process stream to be evaporated only when an amount of gas generated during evaporation of the process stream cannot entrain a liquid portion of the process stream to be evaporated. A gas is generated by the admixing. | 01-08-2009 |
| 20090000191 | PROCESS AND DEVICE FOR UTILIZATION OF SOOT IN POX PLANTS - A process and device for the material utilization of soot from the waste water of a gasification appliance (heavy oil POX) in which a hydrogen- and carbon monoxide-containing (crude synthesis gas) is generated from relatively high-boiling hydrocarbons by partial oxidation, is disclosed. The soot-loaded waste water from the heavy oil POX is mixed with naphtha and is subsequently introduced into a separator (decanter) from which a substantially soot-free water fraction and a substantially water-free naphtha/soot mixture are taken off separately, where the naphtha/soot mixture is fed as feed to a further gasification appliance (naphtha POX), in which appliance predominantly naphtha is converted into a crude synthesis gas by partial oxidation. | 01-01-2009 |
| 20080311015 | PROCESS AND DEVICE FOR SEPARATING HYDROGEN FROM GAS FLOWS BY A PRESSURE SWING ADSORPTION PROCESS - A process for separating hydrogen from a gas flow having an oxygen constituent and including predominantly hydrogen, nitrogen, oxygen, carbon dioxide, carbon monoxide, methane and/or other hydrocarbons, as well as a device for conducting the process, is disclosed. The gas flow undergoes a process to thermally convert oxygen prior to the pressure swing adsorption process. | 12-18-2008 |
| 20080298979 | Engine - An engine having at least one displacer cylinder in which a liquid, in particular an ionic liquid, is arranged and which can be connected to a feed passage and a discharge passage for a medium, is disclosed. The liquid is operatively connected to a displacer device. The displacer cylinder is arranged in a cylindrical drum, rotatably mounted about an axis of rotation, at an angle to the axis of rotation of the cylindrical drum. In an embodiment, the displacer cylinder is arranged perpendicularly to the axis of rotation of the cylindrical drum, and the displacer cylinder is designed as a radial bore arranged in the cylindrical drum. | 12-04-2008 |
| 20080283798 | METHOD AND DEVICE FOR GENERATING HYDROGEN FROM SUBSTANCES CONTAINING GLYCEROL - A method for producing at least one product stream containing hydrogen from a feedstock containing glycerol and a device for performing the method is disclosed. By separation of unwanted substances and pyrolysis of glycerol, an intermediate product is obtained from the feedstock containing glycerol and is then converted into a crude synthesis gas containing hydrogen and carbon monoxide by steam reforming in an externally heated steam reforming reactor. | 11-20-2008 |
| 20080271983 | COLLECTOR-DISTRIBUTOR COMBINATION - A collector-distributor combination in a column, which is filled with a random packed bed or with a structured packing, is disclosed. The liquid phase is guided over a collector with inclined planes to a central opening, which is connected to an ascending pipe, from which the liquid phase is distributed to the plane underneath via the distributor pipes. By guaranteeing a constant filling level of the liquid phase in the ascending pipe, the distributor functions as a pressure distributor. The liquid phase is distributed independent of the inclination of the column over the entire length of the distributor pipes. The gaseous phase passes through the collector via the chimney. | 11-06-2008 |
| 20080271880 | Coiled Heat Exchanger Having Different Tube Diameters - A coiled heat exchanger having a plurality of tubes which are wound around a core tube is disclosed. The heat exchanger having a casing which delimits an outer space around the tubes, where the tubes of a first tube group have a first inner diameter and a first outer diameter and the tubes of a second tube group have a second inner diameter and a second outer diameter. The second inner diameter is different from the first inner diameter and/or the second outer diameter is different from the first outer diameter. | 11-06-2008 |
| 20080264912 | Gas Mixture For Laser Beam Fusion Cutting - A gas mixture for laser beam fusion cutting is disclosed. The gas mixture essentially contains N | 10-30-2008 |
| 20080254971 | PROCESS FOR RENDERING AN OXYGEN-SENSITIVE CATALYST INERT - A process for rendering an oxygen-sensitive heterogeneous catalyst (s-cat) inert to oxygen, as well as a heterogeneous catalyst that is not sensitive to oxygen, is disclosed. The surface of the s-cat is wetted with an ionic liquid. The ionic liquid firmly adhering to the surface of the catalyst forms a film, which protects the s-cat from reactions with oxygen. | 10-16-2008 |
| 20080247942 | Method and Reactor for Carrying Out Endothermic Catalytic Reactions - A method and device for the endothermic catalytic reaction of a supply flow is disclosed. The supply flow is divided into at least two partial flows that are parallelly guided through reactor tubes, which are situated inside the combustion chamber of a reactor and which are at least partially filled with a catalyst material or of a catalytically active structured packing or the interior thereof is at least partially surface-coated with a catalytically active material. The partial flows are guided inside a number of passages in the reactor tubes through the combustion chamber inside of which suitable burners guarantee an intense circulation of the combustion chamber atmosphere. | 10-09-2008 |
| 20080246222 | Displacer Unit With a Valve Plate Body - A displacer unit with a valve plate body is disclosed. The displacer unit having at least one displacer space which is arranged in a cylindrical drum rotating about an axis of rotation and which can be connected to an inlet connection and an outlet connection by means of a control surface. The control surface is formed on a valve plate body which is provided with a first control opening, which is connected to the inlet connection, and with a second control opening, which is connected to the outlet connection. The first control opening and the second control opening are spaced apart radially, where the displacer space can be connected to the first control opening by a first connecting passage and to the second control opening by a second connecting passage. The connecting passages are provided with a respective mechanical face seal for sealing relative to the control openings. | 10-09-2008 |
| 20080230998 | Hermetic Sealing System - A sealing system for two components which can be moved in relation to one another, in particular for a piston which can be moved in a cylinder chamber or for a piston rod, is disclosed. The sealing system has two or more moving seals. An ionic liquid is arranged between at least two of the moving seals. | 09-25-2008 |
| 20080230443 | METHOD AND APPARATUS FOR STEAM DEALKYLATION IN A PLANT FOR THE CATALYTIC SPLITTING OF HYDROCARBONS - A method and apparatus for treating a fraction consisting predominantly of hydrocarbons having at least six carbon atoms (C | 09-25-2008 |
| 20080223406 | Carbon Dioxide Cleaning Method - A method for cleaning objects is disclosed. The method includes placing the objects into a cleaning chamber and contacting them with a dense phase gas. After draining the dense phase gas from the cleaning chamber, the pressure in the cleaning chamber is changed at a rate of at least 1 bar per minute, preferably at a rate of 5 bar per minute, more preferably at a rate of 10 bar per minute. | 09-18-2008 |
| 20080216913 | Apparatus and Method for Dispensing Liquid and Gaseous Hydrogen - A service station, in particular a hydrogen service station for filling a motor vehicle with a gaseous and/or a liquid medium, in particular with gaseous or liquid hydrogen, is disclosed. The station includes a) a reservoir for storing a liquid medium, b) a liquid medium dispensing unit which is supplied with the liquid medium from the reservoir, c) a compressor, an evaporator, a heating system, and an intermediate reservoir for intermediate storage of a compressed gaseous medium, d) a gaseous medium dispensing unit mounted downstream of the intermediate reservoir, e) a fuel cell which is supplied by the gaseous medium coming from the reservoir and/or the intermediate reservoir and supplies power to the compressor, and f) a control unit which is powered by the fuel cell and used for controlling the compressor, the gaseous medium dispensing unit and/or the liquid medium dispensing unit. | 09-11-2008 |
| 20080216652 | PROCESS AND DEVICE FOR SEPARATING HYDROGEN FROM GAS FLOWS HAVING AN OXYGEN CONSTITUENT - A process and a device for separating hydrogen from a gas flow having an oxygen constituent, comprised primarily of hydrogen, nitrogen, oxygen, carbon dioxide, carbon monoxide, methane and/or other hydrocarbons, is disclosed. The gas flow is compressed in a multi-stage compression process and then cooled to room temperature by a heat exchanger. After a pre-adsorber, the gas flow is fed to a catalytic process for removing the oxygen. The catalytic reaction for removing the oxygen takes place exothermically. The gas flow is then cooled to room temperature via another heat exchanger and fed to a pressure swing adsorption process for hydrogen separation. The hydrogen is separated there from the residual gas. | 09-11-2008 |
| 20080213110 | Apparatus and Method for Compressing a Cryogenic Media - An apparatus and method for compressing a cryogenic media is disclosed. A compressor includes a compressor chamber surrounded by a cylinder wall in which a compressor piston is moved in a linear manner, a suction valve and a pressure valve, which are arranged in the region of the lower end position of the compressor piston, and a liquid chamber which at least partially surrounds the compressor chamber. The cylinder wall defines at least one opening, which corresponds to the liquid chamber, and at least one opening, via which the gaseous medium can be extracted from the compressor chamber, where the openings are located at points on the cylinder wall that are passed by the compressor piston. | 09-04-2008 |
| 20080209917 | Storage Tank For Cryogenic Media - A storage tank, in particular a storage tank for cryogenic media, preferably for liquid hydrogen, including at least one condensation pipe, which is used for delivering a gaseous cryogenic medium, is disclosed. In addition, a method for filling a storage tank with a gaseous cryogenic medium is disclosed. The condensation pipe is equipped with at least one heat exchanger via which the delivered cryogenic medium is cooled by exchanging heat with the stored cryogenic medium. | 09-04-2008 |
| 20080199327 | Apparatus and Method For Compressing a Gas - An apparatus and method for compressing a gas is disclosed. A compressor, in particular a piston compressor, has a low pressure stage for compressing the medium from an inlet pressure to an intermediate pressure, and has a high pressure stage for compressing the medium from the intermediate pressure to a high pressure. A compensating volume with an adjustable dead volume is connected upstream of the high pressure stage. | 08-21-2008 |
