Separation

Industry

CPC
C01B21/1472

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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

C01B21/1472Separation

Industries

Patents Grantslast 30 patents

Information Patent Grant
Process for removing hydrazine from hydroxlyamine solutions
- Patent number 8,703,088
- Issue date Apr 22, 2014
- Cytec Technology Corp.
- Morris Lewellyn
- C01 - INORGANIC CHEMISTRY
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
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 the separation of a hydroxylammonium salt solution
- Patent number 6,699,452
- Issue date Mar 2, 2004
- DSM N.V.
- Theodorus F. M. Riesthuis
- 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
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
Electrochemical process for the removal of residual nitric acid fro...
- Patent number 5,391,268
- Issue date Feb 21, 1995
- Olin Corporation
- Jerry J. Kaczur
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Process for the preparation and purification of a hydroxylammonium...
- Patent number 5,362,398
- Issue date Nov 8, 1994
- D.S.M. N.V.
- Carolus H. M. Kamphuis
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for reducing the acid content of hydroxylamine salt solutio...
- Patent number 5,281,311
- Issue date Jan 25, 1994
- Sachem, Inc.
- Hossein Sharifian
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for removing acid from a hydroxylamine salt solution contai...
- Patent number 5,259,934
- Issue date Nov 9, 1993
- Sachem, Inc.
- Hossein Sharifian
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Work-up of aqueous mother liquors containing hydrochloric acid, sul...
- Patent number 5,124,138
- Issue date Jun 23, 1992
- BASF Aktiengesellschaft
- Hugo Fuchs
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Preparation of crystalline hydroxylammonium sulfate having a low am...
- Patent number 4,997,635
- Issue date Mar 5, 1991
- BASF Aktiengesellschaft
- Hugo Fuchs
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Hydroxylamine purification via liquid/liquid extraction
- Patent number 4,166,842
- Issue date Sep 4, 1979
- Allied Chemical Corporation
- Allen A. Tunick
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
3271105
- Patent number 3,271,105
- Issue date Sep 6, 1966
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
1283598
- Patent number 1,283,598
- Issue date Nov 5, 1918
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
1021234
- Patent number 1,021,234
- Issue date Mar 26, 1912
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
1008383
- Patent number 1,008,383
- Issue date Nov 14, 1911
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR

Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR REMOVING HYDRAZINE FROM HYDROXLYAMINE SOLUTIONS
- Publication number 20130315812
- Publication date Nov 28, 2013
- Cytec Technology Corp.
- Morris LEWELLYN
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
PROCESSES FOR REMOVING HYDRAZINE FROM HYDROXYLAMINE SOLUTIONS
- Publication number 20120152852
- Publication date Jun 21, 2012
- Cytec Technology Corp.
- Morris LEWELLYN
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Process for Producing Hydroxylamine
- Publication number 20080193362
- Publication date Aug 14, 2008
- Takanori Aoki
- 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
Information Patent Application
Process for the separation of a hydroxylammonium salt solution
- Publication number 20030064016
- Publication date Apr 3, 2003
- Theodorus F.M. Riesthuis
- C01 - INORGANIC CHEMISTRY

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Process for removing hydrazine from hydroxlyamine solutions

Process for producing hydroxylamine

Process for the preparation of hydroxylammonium

Process for the separation of a hydroxylammonium salt solution

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

Process for production of aqueous solutions of free hydroxylamine

Electrochemical process for the removal of residual nitric acid fro...

Process for the preparation and purification of a hydroxylammonium...

Process for reducing the acid content of hydroxylamine salt solutio...

Process for removing acid from a hydroxylamine salt solution contai...

Work-up of aqueous mother liquors containing hydrochloric acid, sul...

Preparation of crystalline hydroxylammonium sulfate having a low am...

Hydroxylamine purification via liquid/liquid extraction

3271105

1283598

1021234

1008383

Patents Applicationslast 30 patents

PROCESS FOR REMOVING HYDRAZINE FROM HYDROXLYAMINE SOLUTIONS

PROCESSES FOR REMOVING HYDRAZINE FROM HYDROXYLAMINE SOLUTIONS

Process for Producing Hydroxylamine

Process for the preparation of hydroxylammonium

Process for the separation of a hydroxylammonium salt solution