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Purification or separation processes
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C01B21/0405
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CHEMISTRY METALLURGY
C01
Inorganic chemistry
C01B
NON-METALLIC ELEMENTS COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
C01B21/00
Nitrogen Compounds thereof
Current Industry
C01B21/0405
Purification or separation processes
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Patents Grants
last 30 patents
Information
Patent Grant
Portable fluorine generator for on-site calibration
Patent number
12,065,359
Issue date
Aug 20, 2024
Applied Materials, Inc.
Joseph A. Van Gompel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Soy sauce tank with circulation detection for amino acid nitrogen v...
Patent number
10,849,347
Issue date
Dec 1, 2020
LEE KUM KEE (XIN HUI) FOOD CO., LTD
Gang Wang
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Method for preparing high purity ammonia
Patent number
8,968,694
Issue date
Mar 3, 2015
Hunan HiEND Products Co., Ltd.
Jianren Bao
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Nitrogen generation control systems and methods for controlling oxy...
Patent number
5,649,995
Issue date
Jul 22, 1997
Nitec, Inc.
William A. Gast
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Method of generating high-purity nitrogen gas
Patent number
5,330,857
Issue date
Jul 19, 1994
International Fuel Cells Corporation
Richard A. Sederquist
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Reduction of sulfur and nitrogen oxides using petroleum pitches
Patent number
4,806,319
Issue date
Feb 21, 1989
Lloyd Berg
C01 - INORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
PORTABLE FLUORINE GENERATOR FOR ON-SITE CALIBRATION
Publication number
20240367971
Publication date
Nov 7, 2024
Applied Materials, Inc.
Joseph VAN GOMPEL
C01 - INORGANIC CHEMISTRY
Information
Patent Application
PORTABLE FLUORINE GENERATOR FOR ON-SITE CALIBRATION
Publication number
20220332575
Publication date
Oct 20, 2022
Applied Materials, Inc.
Joseph A. VAN GOMPEL
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SOY SAUCE TANK WITH CIRCULATION DETECTION FOR AMINO ACID NITROGEN V...
Publication number
20190246675
Publication date
Aug 15, 2019
Lee Kum Kee (Xin Hui) Food Co., Ltd
Gang Wang
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Application
METHOD FOR PREPARING HIGH PURITY AMMONIA
Publication number
20120100063
Publication date
Apr 26, 2012
WUHAN GAO'AN NEW MATERIAL CO., LTD.
Jianren Bao
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Method for Separating Trace Components from a Nitrogen-Rich Stream
Publication number
20080134716
Publication date
Jun 12, 2008
Nikos Larass
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Enrichment of oxygen for the production of hydrogen from hydrocarbo...
Publication number
20060102493
Publication date
May 18, 2006
Didier Grouset
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL