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CCHEMISTRY METALLURGY C01Inorganic chemistry C01BNON-METALLIC ELEMENTS COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C C01B2210/00Purification or separation of specific gases

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Patents Grantslast 30 patents

Information Patent Grant
Helium recovery from gaseous streams
- Patent number 11,325,066
- Issue date May 10, 2022
- Saudi Arabian Oil Company
- Feras Hamad
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for argon and nitrogen production
- Patent number 11,104,576
- Issue date Aug 31, 2021
- Casale SA
- Giacomo Colmegna
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Helium recovery from gaseous streams
- Patent number 10,765,995
- Issue date Sep 8, 2020
- Saudi Arabian Oil Company
- Feras Hamad
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Neon recovering/purifying system and neon recovering/purifying method
- Patent number 10,703,631
- Issue date Jul 7, 2020
- L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GE...
- Sayaka Suzuki
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Carbonized material, device for removing ozone, and method for remo...
- Patent number 10,695,715
- Issue date Jun 30, 2020
- Industrial Technology Research Institute
- Wen-An Xie
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Production and use of ultra-clean carbon compounds and uniform heat...
- Patent number 10,442,996
- Issue date Oct 15, 2019
- Saga Fuel Systems, Inc.
- Deborah Wenzel
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for producing NO/N2 gaseous mixtures intended for the medica...
- Patent number 9,526,744
- Issue date Dec 27, 2016
- L'Air Liquide, Société Anonyme our l'Etude et l'Exploitation des Procédés Geo...
- Pierre De Villemeur
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method and device for separating argon from a gas mixture
- Patent number 9,139,436
- Issue date Sep 22, 2015
- ReiCat GmbH
- Michael Wanner
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method of purifying and recycling argon
- Patent number 6,685,903
- Issue date Feb 3, 2004
- Praxair Technology, Inc.
- Kenneth K. Wong
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Method and apparatus for purification of argon
- Patent number 6,123,909
- Issue date Sep 26, 2000
- Air Liquide Japan, Ltd.
- Takao Yamamoto
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Krypton gas mixture for insulated windows
- Patent number 5,792,523
- Issue date Aug 11, 1998
- AGA Aktiebolag
- Manus McHugh
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Argon purification process
- Patent number 5,783,162
- Issue date Jul 21, 1998
- Teisan Kabushiki Kaisha
- Shinji Tomita
- C30 - CRYSTAL GROWTH
Information Patent Grant
Process and plant for generating nitrogen for heat treatment
- Patent number 5,728,354
- Issue date Mar 17, 1998
- L'Air Liquide Societe Anonyme pour l'Etude et l'Exploitation des Procedes Geo...
- Didier Domergue
- C21 - METALLURGY OF IRON
Information Patent Grant
Argon recovery from silicon crystal furnace
- Patent number 5,706,674
- Issue date Jan 13, 1998
- Air Products and Chemicals, Inc.
- Thomas Hsiao-Ling Hsiung
- C30 - CRYSTAL GROWTH
Information Patent Grant
Process for generating nitrogen for heat treatment
- Patent number 5,695,731
- Issue date Dec 9, 1997
- L'Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Ge...
- Didier Domergue
- C21 - METALLURGY OF IRON
Information Patent Grant
Process for producing various gases for semiconductor production fa...
- Patent number 5,656,557
- Issue date Aug 12, 1997
- Nippon Sanso Corporation
- Yuichi Hata
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Non-cryogenically generated nitrogen atmosphere for radiation curing
- Patent number 5,480,682
- Issue date Jan 2, 1996
- Air Products and Chemicals, Inc.
- John J. Kaiser
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Membrane/PSA-deoxo process for nitrogen production
- Patent number 5,318,759
- Issue date Jun 7, 1994
- Praxair Technology, Inc.
- Michael J. Campbell
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for the purification of the inert gases
- Patent number 5,204,075
- Issue date Apr 20, 1993
- The BOC Group, Inc.
- Ravi Jain
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Production of ammonia synthesis gas
- Patent number 5,202,057
- Issue date Apr 13, 1993
- Air Products and Chemicals, Inc.
- David M. Nicholas
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Apparatus for low temperature purification of gases
- Patent number 5,202,096
- Issue date Apr 13, 1993
- The BOC Group, Inc.
- Ravi Jain
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Membrane nitrogen process and system
- Patent number 5,122,355
- Issue date Jun 16, 1992
- Union Carbide Industrial Gases Technology Corporation
- Ravi Prasad
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Low temperature purification of gases
- Patent number 5,110,569
- Issue date May 5, 1992
- The BOC Group, Inc.
- Ravi Jain
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Adsorptive process for recovering nitrogen from flue gas
- Patent number 4,988,490
- Issue date Jan 29, 1991
- Air Products and Chemicals, Inc.
- David M. Nicholas
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Membrane process and system for nitrogen production
- Patent number 4,960,579
- Issue date Oct 2, 1990
- Union Carbide Corporation
- Michael J. Campbell
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process and system for the production of dry, high purity nitrogen
- Patent number 4,931,070
- Issue date Jun 5, 1990
- Union Carbide Corporation
- Ravi Prasad
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Inert gas purifier for bulk nitrogen without the use of hydrogen or...
- Patent number 4,869,883
- Issue date Sep 26, 1989
- Air Products and Chemicals, Inc.
- Robert M. Thorogood
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Nitrogen production
- Patent number 4,814,156
- Issue date Mar 21, 1989
- Imperial Chemical Industries PLC
- Alwyn Pinto
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Methods for purifying inert gas streams
- Patent number 4,579,723
- Issue date Apr 1, 1986
- The BOC Group, Inc.
- William R. Weltmer
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
THERMOCHEMICAL PROCESS AND COMPACT APPARATUS FOR THE CONCENTRATION...
- Publication number 20240409407
- Publication date Dec 12, 2024
- Deutsches Zentrum fur Luft-und Raumfahrt e.V.
- Josua VIETEN
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Reactors and Methods to Reduce Carbon Footprint of Electric Arc Fur...
- Publication number 20240167172
- Publication date May 23, 2024
- Dioxycle
- Sarah Lamaison
- C21 - METALLURGY OF IRON
Information Patent Application
GAS MANUFACTURING DEVICE, GAS MANUFACTURING SYSTEM, AND GAS MANUFAC...
- Publication number 20230365413
- Publication date Nov 16, 2023
- Sekisui Chemical Co., Ltd
- Yuki NAKAMA
- C01 - INORGANIC CHEMISTRY
Information Patent Application
CATALYTIC REACTOR WITH IMPROVED PROPERTIES
- Publication number 20230264165
- Publication date Aug 24, 2023
- CatIP B.V.
- John Wilhelm GEUS
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
A SYSTEM FOR OBTAINING HIGH PURITY NITROGEN IN NITROGEN GAS PURIFIC...
- Publication number 20230227310
- Publication date Jul 20, 2023
- MIKROPOR MAKINA SANAYI VE TICARET ANONIM SIRKETI
- Ibrahim Kemal YAZICI
- C01 - INORGANIC CHEMISTRY
Information Patent Application
STEAM METHANE REFORMING WITH PROCESS CARBON DIOXIDE CAPTURE AND AMM...
- Publication number 20230212006
- Publication date Jul 6, 2023
- L'air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation Des Procedes Ge...
- Alexander ROESCH
- C01 - INORGANIC CHEMISTRY
Information Patent Application
AIR TREATMENT SYSTEM
- Publication number 20220176313
- Publication date Jun 9, 2022
- Honeywell International Inc.
- Daniel Pearce
- C01 - INORGANIC CHEMISTRY
Information Patent Application
HELIUM RECOVERY FROM GASEOUS STREAMS
- Publication number 20210031139
- Publication date Feb 4, 2021
- Saudi Arabian Oil Company
- Feras Hamad
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PROCESS FOR ARGON AND NITROGEN PRODUCTION
- Publication number 20200165131
- Publication date May 28, 2020
- Giacomo Colmegna
- C01 - INORGANIC CHEMISTRY
Information Patent Application
NEON RECOVERING/PURIFYING SYSTEM AND NEON RECOVERING/PURIFYING METHOD
- Publication number 20180354795
- Publication date Dec 13, 2018
- L'Air Liquide, Societe Anonyme pour I'Etude et I'Exploitation des procedes Ge...
- Sayaka SUZUKI
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
HELIUM RECOVERY FROM GASEOUS STREAMS
- Publication number 20180353898
- Publication date Dec 13, 2018
- Saudi Arabian Oil Company
- Feras Hamad
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD FOR PRODUCING NO/N2 GASEOUS MIXTURES INTENDED FOR THE MEDICA...
- Publication number 20140370125
- Publication date Dec 18, 2014
- Pierre DE VILLEMEUR
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
METHOD AND DEVICE FOR SEPARATING ARGON FROM A GAS MIXTURE
- Publication number 20120085125
- Publication date Apr 12, 2012
- ReiCat GmbH
- Michael Wanner
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
METHODS AND APPARATUSES FOR AMMONIA PRODUCTION
- Publication number 20080311022
- Publication date Dec 18, 2008
- Battelle Energy Alliance, LLC
- Robert A. Carrington
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Cryogenic system for producing high purity argon
- Publication number 20020174680
- Publication date Nov 28, 2002
- Kenneth Kai Wong
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Method of purifying and recycling argon
- Publication number 20020141925
- Publication date Oct 3, 2002
- Kenneth K. Wong
- C01 - INORGANIC CHEMISTRY

by reduction

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Helium recovery from gaseous streams

Process for argon and nitrogen production

Helium recovery from gaseous streams

Neon recovering/purifying system and neon recovering/purifying method

Carbonized material, device for removing ozone, and method for remo...

Production and use of ultra-clean carbon compounds and uniform heat...

Method for producing NO/N2 gaseous mixtures intended for the medica...

Method and device for separating argon from a gas mixture

Method of purifying and recycling argon

Method and apparatus for purification of argon

Krypton gas mixture for insulated windows

Argon purification process

Process and plant for generating nitrogen for heat treatment

Argon recovery from silicon crystal furnace

Process for generating nitrogen for heat treatment

Process for producing various gases for semiconductor production fa...

Non-cryogenically generated nitrogen atmosphere for radiation curing

Membrane/PSA-deoxo process for nitrogen production

Process for the purification of the inert gases

Production of ammonia synthesis gas

Apparatus for low temperature purification of gases

Membrane nitrogen process and system

Low temperature purification of gases

Adsorptive process for recovering nitrogen from flue gas

Membrane process and system for nitrogen production

Process and system for the production of dry, high purity nitrogen

Inert gas purifier for bulk nitrogen without the use of hydrogen or...

Nitrogen production

Methods for purifying inert gas streams

Patents Applicationslast 30 patents

THERMOCHEMICAL PROCESS AND COMPACT APPARATUS FOR THE CONCENTRATION...

Reactors and Methods to Reduce Carbon Footprint of Electric Arc Fur...

GAS MANUFACTURING DEVICE, GAS MANUFACTURING SYSTEM, AND GAS MANUFAC...

CATALYTIC REACTOR WITH IMPROVED PROPERTIES

A SYSTEM FOR OBTAINING HIGH PURITY NITROGEN IN NITROGEN GAS PURIFIC...

STEAM METHANE REFORMING WITH PROCESS CARBON DIOXIDE CAPTURE AND AMM...

AIR TREATMENT SYSTEM

HELIUM RECOVERY FROM GASEOUS STREAMS

PROCESS FOR ARGON AND NITROGEN PRODUCTION

NEON RECOVERING/PURIFYING SYSTEM AND NEON RECOVERING/PURIFYING METHOD

HELIUM RECOVERY FROM GASEOUS STREAMS

METHOD FOR PRODUCING NO/N2 GASEOUS MIXTURES INTENDED FOR THE MEDICA...

METHOD AND DEVICE FOR SEPARATING ARGON FROM A GAS MIXTURE

METHODS AND APPARATUSES FOR AMMONIA PRODUCTION

Cryogenic system for producing high purity argon

Method of purifying and recycling argon