List of Praxair patents

Patents where

Current Assignee

Name

Praxair

Name	Description	Patent Applicant	Current Assignee	Patent Jurisdiction	Patent Number	Date of Patent
‌ US Patent 11650010 Adsorptive xenon recovery process from a gas or liquid stream at cryogenic temperature	Patent 11650010 was granted and assigned to Praxair on May, 2023 by the United States Patent and Trademark Office.	Praxair	Praxair	United States Patent and Trademark Office	11650010	May 16, 2023
‌ US Patent 11359859 System for pre-purification of a feed gas stream	Patent 11359859 was granted and assigned to Praxair on June, 2022 by the United States Patent and Trademark Office.		Praxair	United States Patent and Trademark Office	11359859	June 14, 2022
‌ US Patent 7395670 Gas turbine fuel preparation and introduction method	Patent 7395670 was granted and assigned to Praxair on July, 2008 by the United States Patent and Trademark Office.		Praxair	United States Patent and Trademark Office	7395670	July 8, 2008
‌ US Patent 9938146 High aspect ratio catalytic reactor and catalyst inserts therefor	Patent 9938146 was granted and assigned to Praxair on April, 2018 by the United States Patent and Trademark Office.		Praxair	United States Patent and Trademark Office	9938146	April 10, 2018
‌ US Patent 11529582 Tunable adsorbents	Patent 11529582 was granted and assigned to Praxair on December, 2022 by the United States Patent and Trademark Office.		Praxair	United States Patent and Trademark Office	11529582	December 20, 2022
‌ US Patent 11629913 Integrated nitrogen liquefier for a nitrogen and argon producing cryogenic air separation unit	Patent 11629913 was granted and assigned to Praxair on April, 2023 by the United States Patent and Trademark Office.		Praxair	United States Patent and Trademark Office	11629913	April 18, 2023
‌ US Patent 7122073 Low void adsorption systems and uses thereof	Patent 7122073 was granted and assigned to Praxair on October, 2006 by the United States Patent and Trademark Office.		Praxair	United States Patent and Trademark Office	7122073	October 17, 2006
‌ US Patent 11352262 Methods for automatic filling, charging and dispensing carbon dioxide snow block	Patent 11352262 was granted and assigned to Praxair on June, 2022 by the United States Patent and Trademark Office.		Praxair	United States Patent and Trademark Office	11352262	June 7, 2022
‌ US Patent 7871457 Carbon dioxide production method	Patent 7871457 was granted and assigned to Praxair on January, 2011 by the United States Patent and Trademark Office.		Praxair	United States Patent and Trademark Office	7871457	January 18, 2011
‌ US Patent 9556027 Method and system for producing hydrogen using an oxygen transport membrane based reforming system with secondary reforming	Patent 9556027 was granted and assigned to Praxair on January, 2017 by the United States Patent and Trademark Office.		Praxair	United States Patent and Trademark Office	9556027	January 31, 2017
‌ US Patent 11344695 Gas flow arrestor			Praxair	United States Patent and Trademark Office	11344695	May 31, 2022
‌ US Patent 10427090 Control of swing adsorption process cycle time with ambient CO	Patent 10427090 was granted and assigned to Praxair on October, 2019 by the United States Patent and Trademark Office.		Praxair	United States Patent and Trademark Office	10427090	October 1, 2019
‌ US Patent 7452401 Oxygen injection method	Patent 7452401 was granted and assigned to Praxair on November, 2008 by the United States Patent and Trademark Office.		Praxair	United States Patent and Trademark Office	7452401	November 18, 2008
‌ US Patent 9115032 Sintering aids for lanthanide ceramics	Patent 9115032 was granted and assigned to Praxair on August, 2015 by the United States Patent and Trademark Office.		Praxair	United States Patent and Trademark Office	9115032	August 25, 2015
‌ US Patent 7255840 Autothermal reactor and method for production of synthesis gas	Patent 7255840 was granted and assigned to Praxair on August, 2007 by the United States Patent and Trademark Office.		Praxair	United States Patent and Trademark Office	7255840	August 14, 2007
‌ US Patent 7279025 Separation and reaction method utilizing an oxygen ion transport element	Patent 7279025 was granted and assigned to Praxair on October, 2007 by the United States Patent and Trademark Office.		Praxair	United States Patent and Trademark Office	7279025	October 9, 2007
‌ US Patent 7292899 Model predictive control having application to distillation	Patent 7292899 was granted and assigned to Praxair on November, 2007 by the United States Patent and Trademark Office.		Praxair	United States Patent and Trademark Office	7292899	November 6, 2007
‌ US Patent 7931888 Hydrogen production method	Patent 7931888 was granted and assigned to Praxair on April, 2011 by the United States Patent and Trademark Office.		Praxair	United States Patent and Trademark Office	7931888	April 26, 2011
‌ US Patent 7632476 Method of recovering carbon dioxide from a synthesis gas stream	Patent 7632476 was granted and assigned to Praxair on December, 2009 by the United States Patent and Trademark Office.		Praxair	United States Patent and Trademark Office	7632476	December 15, 2009
‌ US Patent 7309432 System and method for eliminating sludge via ozonation	Patent 7309432 was granted and assigned to Praxair on December, 2007 by the United States Patent and Trademark Office.		Praxair	United States Patent and Trademark Office	7309432	December 18, 2007
‌ US Patent 11262125 System and method for flexible recovery of argon from a cryogenic air separation unit	Patent 11262125 was granted and assigned to Praxair on March, 2022 by the United States Patent and Trademark Office.		Praxair	United States Patent and Trademark Office	11262125	March 1, 2022
‌ US Patent 7467519 Electricity and synthesis gas generation method	Patent 7467519 was granted and assigned to Praxair on December, 2008 by the United States Patent and Trademark Office.		Praxair	United States Patent and Trademark Office	7467519	December 23, 2008
‌ US Patent 10989471 Multiple pass, parallel flow downcomer tray for a mass transfer column	Patent 10989471 was granted and assigned to Praxair on April, 2021 by the United States Patent and Trademark Office.		Praxair	United States Patent and Trademark Office	10989471	April 27, 2021
‌ US Patent 9175691 Gas compressor control system preventing vibration damage	Patent 9175691 was granted and assigned to Praxair on November, 2015 by the United States Patent and Trademark Office.	Praxair	Praxair	United States Patent and Trademark Office	9175691	November 3, 2015
‌ US Patent 7789939 Adsorbent bed repressurization control method	Patent 7789939 was granted and assigned to Praxair on September, 2010 by the United States Patent and Trademark Office.		Praxair	United States Patent and Trademark Office	7789939	September 7, 2010

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