Concentration

Industry

CPC
C01B21/1463

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Parent Industries

CCHEMISTRY METALLURGY C01Inorganic chemistry C01BNON-METALLIC ELEMENTS COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C C01B21/00Nitrogen Compounds thereof

Current Industry

C01B21/1463Concentration

Industries

Patents Grantslast 30 patents

Information Patent Grant
Process for producing hydroxylamine
- Patent number 7,491,846
- Issue date Feb 17, 2009
- Showa Denko K.K.
- Takanori Aoki
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Preparation of a high purity and high concentration hydroxylamine f...
- Patent number 7,396,519
- Issue date Jul 8, 2008
- San Fu Chemical Company, Ltd.
- Kaung-Far Lin
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of hydroxylammonium
- Patent number 7,090,817
- Issue date Aug 15, 2006
- DSM IP Assets B.V.
- Arno Herald Benneker
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for separating medium boiling substances from a mixture of...
- Patent number 6,254,735
- Issue date Jul 3, 2001
- BASF Aktiengesellschaft
- Otto Watzenberger
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for producing highly pure aqueous hydroxylamine solutions
- Patent number 6,153,799
- Issue date Nov 28, 2000
- BASF Aktiengesellschaft
- Otto Watzenberger
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for production of aqueous solutions of free hydroxylamine
- Patent number 5,837,107
- Issue date Nov 17, 1998
- BASF Aktiengesellschaft
- Otto Watzenberger
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for manufacturing hydroxylamine
- Patent number 5,762,897
- Issue date Jun 9, 1998
- AlliedSignal Inc.
- Chin-Hsiung Chang
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for concentrating aqueous solutions of hydroxylammonium salts
- Patent number 4,851,125
- Issue date Jul 25, 1989
- Olin Corporation
- Ronald L. Dotson
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Process for Producing Hydroxylamine
- Publication number 20080193362
- Publication date Aug 14, 2008
- Takanori Aoki
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Preparation of a high purity and high concentration hydroxylamine f...
- Publication number 20050163694
- Publication date Jul 28, 2005
- Kaung-Far Lin
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Process for the preparation of hydroxylammonium
- Publication number 20050047987
- Publication date Mar 3, 2005
- Arno H. Benneker
- C01 - INORGANIC CHEMISTRY

Concentration

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Process for producing hydroxylamine

Preparation of a high purity and high concentration hydroxylamine f...

Process for the preparation of hydroxylammonium

Process for separating medium boiling substances from a mixture of...

Method for producing highly pure aqueous hydroxylamine solutions

Process for production of aqueous solutions of free hydroxylamine

Method for manufacturing hydroxylamine

Process for concentrating aqueous solutions of hydroxylammonium salts

Patents Applicationslast 30 patents

Process for Producing Hydroxylamine

Preparation of a high purity and high concentration hydroxylamine f...

Process for the preparation of hydroxylammonium