166 patents
Page 4 of 9
Utility
Electrochemical production of carbon monoxide and/or syngas
24 Jan 23
An electrolysis system and an electrolysis method wherein the electrolysis system includes a pressure-electrolytic cell and a throttle in the catholyte line, by which the catholyte flow can be divided into a gas and liquid phase.
Benjamin Hentschel, Andreas Peschel, Marc Hanebuth, Günter Schmid, Dan Taroata
Filed: 18 Jan 19
Utility
Method and system for producing one or more olefins
24 Jan 23
A process (100) is proposed for the production of one or more olefins, in which a reaction feed containing oxygen and one or more paraffins is formed and in which a part of the oxygen in the reaction feed is reacted with a part of the one or more paraffins to form the one or more olefins by an oxidative process, to obtain a process gas, the process gas containing at least the unreacted part of the one or more paraffins and oxygen, the one or more olefins, one or more acetylenes, carbon dioxide and water.
Helmut Fritz, Andreas Meiswinkel, Martin Schubert, Mathieu Zellhuber, Nicole Schödel, Sonja Schulte, Anina Wöhl
Filed: 4 Mar 20
Utility
Cryogenic vessel
10 Jan 23
The present invention relates to a cryogenic vessel (300a, 300b) having an inner container (301), an outer container (302), an intermediate space (303) between the inner container (301) and the outer container (302) which can be evacuated, and having at least one fluid distribution container (200), which has an internal volume which extends proceeding from one wall of the inner container (301) into the intermediate space (303), is arranged at least partially within the intermediate space (303) and is fluidically connected to the inner container (301), wherein the internal volume of the fluid distribution container (200) is delimited by a wall which has openings (211, 212, 213) that are designed for the connection of one line (311, 312, 313) each or are each connected with one such line (311, 312, 313).
Florian Ehegartner
Filed: 17 Jan 19
Utility
Method for Operating an Air Separation Plant, Having a Distillation Column System, a Heat Exchanger and an Adsorber, and Air Separation Plant
5 Jan 23
A method for operating an air separation plant having a distillation column system, a heat exchanger, and an adsorber, wherein, in a first time period, a first operating mode is carried out and, in a second time period following the first time period, a second operating mode is carried out.
Stefan LOCHNER, Ralph SPÖRI, Christoph WINDMEIER, Pascal FREKO, Andreas OBERMEIER
Filed: 19 Nov 20
Utility
Method and Device for Heating a Furnace
5 Jan 23
A method for heating a furnace with a longitudinal direction and a cross plane which is perpendicular to the longitudinal direction, which furnace includes at least one heating zone heated using combustion of a fuel with an oxidant, and which furnace is further arranged with a dark zone downstream of said heated zone, to which dark zone no fuel is supplied directly.
Tomas EKMAN, Ola RITZÉN, David MUREN
Filed: 17 Dec 20
Utility
Support of heat exchangers made of wound tubes
27 Dec 22
A heat exchanger, comprising: a tube bundle having at least one tube for receiving a fluid medium, wherein the at least one tube is wound about a core tube which extends along a longitudinal axis, and a first tube section of the at least one tube rests against at least one web which extends along the tube core and at least one first bracket element for securing the first tube section to the at least one web, the at least one first bracket element having a lower face which faces the first tube section and rests against the first tube section.
Manfred Schönberger, Günther Drese, Alexander Randlinger
Filed: 23 Jul 19
Utility
Smart Gas Mixer
8 Dec 22
A gas mixer device for mixing a plurality of gases to generate a gas mixture comprising a desired composition, wherein the gas mixer device comprises: a chassis supporting a mixing chamber for receiving the respective gas and storing said gas mixture, and a plurality of mass flow controllers configured to measure and control a mass flow of the respective gas.
Erwan SIEWERT, Nakhleh A. HUSSARY
Filed: 5 Nov 20
Utility
Plasma Arc Torch with Focus Hole Alignment
1 Dec 22
A consumables holder assembly for a plasma arc torch having a torch head, the consumables holder assembly comprising a main body, a shielding cup which engages to the main body, a connection means which engages the main body to the torch head, wherein the consumable components including an electrode, a nozzle, a plasma gas distributor, a shielding gas distributor which are all positioned inside the shielding cup, wherein the consumable holder assembly can be detached from the torch head together with the consumable components and the shielding cup as one unit, wherein the nozzle comprises two focus gas passageways which lead a focus gas out of the nozzle through at least two focus holes, wherein external visual features are provided on both connection means and the torch head which are aligned to each other showing the location of the focus holes.
Erwan SIEWERT, Nakhleh A. HUSSARY, Richard Andreas WAGNER
Filed: 5 Nov 20
Utility
Plasma Arc Torch Consumable Holder
1 Dec 22
A consumables holder assembly for a plasma arc torch having a torch head, the consumables holder assembly comprising a main body, a shielding cup which engages to the main body, a connection means which engages the main body to the torch head and consumable components including an electrode, a nozzle, a plasma gas distributor, a shielding gas distributor which are all positioned inside the shielding cup, wherein that the consumable holder assembly can be detached from the torch head together with the consumable components and the shielding cup as one unit, wherein the connection means comprises a mechanical attachment mechanism which is engageable with the torch head.
Erwan SIEWERT, Nakhleh A. HUSSARY, Richard Andreas WAGNER
Filed: 5 Nov 20
Utility
Method and system for obtaining a propylene product
22 Nov 22
The present invention concerns a method (100) for the production of a propylene product (9) in which a component mixture (2) containing propane, propylene and hydrogen is provided using a propane dehydrogenation (10) to which a reaction feed (1) containing propane and hydrogen is subjected, the component mixture (2) or a part thereof being subjected as a first separation feed to a first membrane separation (40), by means of which a first permeate (3) enriched in hydrogen with respect to the first separation feed and a first retentate (4) depleted in hydrogen with respect to the first separation feed and containing hydrogen, propane and propylene are formed, the first retentate (4) or part thereof being subjected to a second membrane separation (50) as a second separation feed, in which a second permeate (6) containing at least the predominant part of the hydrogen of the second separation feed and a second retentate containing at least the predominant part of the propane and the propylene of the second separation feed are formed, wherein the first membrane separation (40) is carried out using a sweep gas (5) containing propane and the first permeate (3) is obtained as a permeate (3) charged with propane of the sweep gas (5) and/or the second membrane separation (50) is carried out using the sweep gas (5) containing propane and the second permeate (6) is obtained as a permeate (6) charged with propane of the sweep gas (5), and wherein the first permeate (3) charged with propane of the sweep gas (5) and/or the second permeate (3) charged with propane of the sweep gas or one or more parts thereof is used in the formation of the reaction feed (1).
Helmut Fritz
Filed: 26 Feb 20
Utility
Method and system for obtaining a butylene product
8 Nov 22
The present invention concerns a process (100) for the production of a butylene product (9) in which a component mixture (2) containing butane, butylene and hydrogen is provided using a butane dehydrogenation (10) to which a reaction feed (1) containing butane and hydrogen is subjected, the component mixture (2) or part thereof being subjected as a first separation feed to a first membrane separation (40), by means of which a first permeate (3) enriched in hydrogen with respect to the first separation feed and a first retentate (4) depleted in hydrogen with respect to the first separation feed and containing hydrogen, butane and butylene are formed, the first retentate (4) or part thereof being subjected to a second membrane separation (50) as a second separation feed, in which a second permeate (6) containing at least the predominant part of the hydrogen of the second separation feed and a second retentate containing at least the predominant part of the butane and the butylene of the second separation feed are formed, wherein the first membrane separation (40) is carried out using a sweep gas (5) containing butane and the first permeate (3) is obtained as permeate (3) charged with butane of the sweep gas (5) and/or the second membrane separation (50) is carried out using the sweep gas (5) containing butane and the second permeate (6) is obtained as permeate (6) charged with butane of the sweep gas (5), and wherein the first permeate (3) charged with butane of the sweep gas (5) and/or the second permeate (3) charged with butane of the sweep gas or one or more parts thereof is used in the formation of the reaction feed (1).
Helmut Fritz
Filed: 26 Feb 20
Utility
Method and apparatus for the production of ethylene
8 Nov 22
A process (100, 200, 300) for the production of ethylene is proposed in which a first feed gas (A) and a second feed gas (B) are fed to a reactor (1) and processed therein by vapour cracking to obtain a product mixture (C), the first feed gas (A) comprising more than 90 weight percent saturated hydrocarbons and more than 80 weight percent ethane, and wherein the product mixture (C) or a part thereof is subjected to a treatment (2, 3, 4) and the resulting mixture (F) or a part thereof is subjected to a separation (10) to obtain a resulting mixture (F) containing hydrogen, methane, ethane, ethylene and hydrocarbons having three, four and at least five carbon atoms.
Torben Höfel
Filed: 17 Oct 19
Utility
Method for Operating a Fired Furnace and Arrangement Comprising Such a Furnace
3 Nov 22
The invention concerns a process for operating a fired furnace which is heated using a fuel gas stream and forming a combustion product stream, wherein heat of at least part of the combustion product stream is used in forming a steam stream.
Martin ADENDORFF, Marco GOLBACH, Michael SEYS, Benjamin HENTSCHEL, Maximilian JAROSCH
Filed: 8 Jul 20
Utility
Systems and Processes for Production of Trisilylamine
20 Oct 22
Systems and processes for gas phase-phase synthesis of trisilylamine.
CE MA, ATUL ATHALYE, CARL JACKSON, KUOCHOU YEH, WEN CHE KUO, YING CHIEH HU
Filed: 22 Oct 19
Utility
Process for injecting particulate material into a liquid metal bath
11 Oct 22
The invention relates to a process for injecting particulate material into a liquid metal bath wherein the liquid metal bath contains species to be oxidized, wherein the particulate material is carried to the liquid bath by means of a first gas stream.
Andrew Cameron
Filed: 6 Dec 18
Utility
Method and Arrangement for Recovering Helium
6 Oct 22
A method for recovering helium from a feed gas mixture comprising helium, carbon dioxide and at least one of methane and nitrogen, and wherein at least a part of the feed gas mixture is subjected to a separation sequence including a membrane-based separation and an adsorption-based separation forming a helium product, wherein the the membrane based separation is performed using a first membrane separation step and a second membrane separation step, the membrane based separation and the separation sequence includes no further membrane separation steps, the adsorption based separation is performed using a pressure swing adsorption step, at least a part of the feed gas mixture is subjected to the first membrane separation step forming a first retentate and a first permeate.
Gabriel SALAZAR DUARTE, Martin BAUER, Stefan PLEINTINGER, Verena KRAMER, Matthias JOHANNINK
Filed: 6 Aug 20
Utility
Dynamic Mixture of Shielding Gases
6 Oct 22
The invention relates to a method for the dynamic feeding of shielding gas, comprising feeding a shielding gas to a component in a welding operation, sending the temperature of a region of the component; and setting a composition of the shielding gas according to the sensed temperature.
Thomas AMMANN
Filed: 6 Jul 20
Utility
Method for Operating a System for Electrolysis, and System for Electrolysis
6 Oct 22
A method for operating a system for electrolysis in order to obtain at least one gaseous electrolysis product, in which system at least one electrolysis device is electrically connected to a power converter by means of a direct-voltage circuit, the power converter being connected to an alternating-voltage circuit in order to supply the at least one electrolysis device with electrically energy for the operation of the at least one electrolysis device, the power converter being operated by means of zero crossing control.
Andreas PESCHEL, Benjamin HENTSCHEL, Christian LIEBHART
Filed: 20 Nov 20
Utility
Method and Installation for the Electrolytic Production of Liquid Hydrogen
6 Oct 22
The invention relates to a method (100) for the electrolytic production of a liquid hydrogen product (4), in which a water-containing feed is subjected to an electrolysis (E) while receiving an anode raw gas (3), rich in oxygen and containing hydrogen, and a cathode raw gas (2) which is depleted of oxygen and rich in hydrogen, wherein the cathode raw gas (2) downstream of the electrolysis (E) is subjected to a purification (R), a compression (K), and a liquefaction (L), characterized in that the cathode raw gas (2) at least partially undergoes intermediate storage (Z) downstream of the electrolysis (E) and upstream of the liquefaction (L).
Andreas PESCHEL, Umberto CARDELLA, Benjamin HENTSCHEL
Filed: 30 Mar 22
Utility
Method and Unit for Processing a Gas Mixture Containing Nitrogen and Methane
6 Oct 22
A method for processing a gas mixture containing nitrogen and methane, the gas mixture being at least partly liquefied using a mixed refrigerant circuit and is expanded in a storage tank, wherein: formed in the storage tank are a liquid phase, which is depleted in nitrogen and enriched with methane relative to the gas mixture, and a vapour phase, which is enriched with nitrogen and depleted in methane relative to the gas mixture; at least some of the vapour phase is compressed, at least partly liquefied, and subjected to low-temperature rectification; and formed in the low-temperature rectification are a top gas rich in nitrogen and lean in methane, and a bottom liquid lean in nitrogen and rich in methane.
Daniel GARTHE
Filed: 10 Jul 20