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Hans-Joachim Vahlensieck
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Wehr, DE
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last 30 patents
Information
Patent Grant
Method for the continuous production of potassium tert-butoxide
Patent number
5,053,560
Issue date
Oct 1, 1991
Huels Aktiengesellschaft
Rheinhard Matthes
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method and apparatus for the preparation of dichlorosilane
Patent number
5,026,533
Issue date
Jun 25, 1991
Huls Troisdorf AG
Reinhard Matthes
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of asymmetric terminally mono-unsaturat...
Patent number
4,987,268
Issue date
Jan 22, 1991
Huels Aktiengesellschaft
Hartwig Rauleder
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for removing silane compounds from silane-containing exhaust...
Patent number
4,923,687
Issue date
May 8, 1990
Huels Aktiengesellschaft
Reinhold Schork
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Cyclic phenol organosilanes and method for their preparation
Patent number
4,924,021
Issue date
May 8, 1990
Huels Aktiengesellschaft
Hans-Joachim Kotzsch
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method and apparatus for the preparation of cyanoalkyl-alkoxysilanes
Patent number
4,876,337
Issue date
Oct 24, 1989
Huels Troisdorf AG
Hartwig Rauleder
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for the preparation of partial esters and ortho esters of ti...
Patent number
4,824,979
Issue date
Apr 25, 1989
Huels Troisdorf AG
Hans-Joachim Kotzsch
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for the cleavage of organic siloxanes, and products and appl...
Patent number
4,824,982
Issue date
Apr 25, 1989
Huels Troisdorf AG
Hans-Joachim Vahlensieck
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for the preparation of orthoesters of titanium, zirconium or...
Patent number
4,789,752
Issue date
Dec 6, 1988
Huels Troisdorf Aktiengesellschaft
Hans-Joachim Kotzsch
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method of preparing partially esterified silicon halides
Patent number
4,677,215
Issue date
Jun 30, 1987
Dynamit Nobel AG
Hans-Joachim Kotzsch
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for the preparation of persilylated carboxylic acid amides
Patent number
4,647,681
Issue date
Mar 3, 1987
Dynamit Nobel AG
Hans-Joachim Kotzsch
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method of preparing trialkyl organo-oxysilanes
Patent number
4,642,363
Issue date
Feb 10, 1987
Dynamit Nobel AG
Reiner Groh
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for the simultaneous preparation of carboxylic acid trimethy...
Patent number
4,609,749
Issue date
Sep 2, 1986
Dynamit Nobel AG
Hans-Joachim Kotzsch
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Odor-stabilized mercaptoalkyl alkoxysilanes and a method for their...
Patent number
4,604,476
Issue date
Aug 5, 1986
Dynamit Nobel AG
Claus-Dietrich Seiler
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for the production of anhydrous potassium tert.butoxide
Patent number
4,577,045
Issue date
Mar 18, 1986
Dynamit Nobel AG
Reinhard Matthes
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method of preparing 2-chloroethyldichlorosilanes
Patent number
4,571,427
Issue date
Feb 18, 1986
Dynamit Nobel AG
Claus-Dietrich Seiler
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for the preparation of mercapto alkyl silanes
Patent number
4,556,724
Issue date
Dec 3, 1985
Dynamit Nobel AG
Claus-Dietrich Seiler
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method of preparing 2-phenylethylchlorosilanes
Patent number
4,537,983
Issue date
Aug 27, 1985
Dynamit Nobel AG
Claus-Dietrich Seiler
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for the continuous preparation of alkoxysilanes
Patent number
4,506,087
Issue date
Mar 19, 1985
Dynamit Nobel AG
Peter Fischer
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method of preparing glycol esters of organosilanes
Patent number
4,467,105
Issue date
Aug 21, 1984
Dynamit Nobel Aktiengesellschaft
Hans-Joachim Kotzsch
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Silica gels incorporating insolubilized reagents
Patent number
4,436,823
Issue date
Mar 13, 1984
Dragerwerk Aktiengesellschaft
Alfred Blumcke
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method of cleaving organosiloxanes
Patent number
4,417,067
Issue date
Nov 22, 1983
Dynamit Nobel AG
Hans-Joachim Kotzsch
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Salt-like products of the addition of phenols onto amino organosila...
Patent number
4,404,014
Issue date
Sep 13, 1983
Dynamit Nobel AG
Hans-Joachim Kotzsch
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Tetravalent vanadium compounds which are soluble in organic solvents
Patent number
4,387,199
Issue date
Jun 7, 1983
Dynamit Nobel Aktiengesellschaft
Walter Josten
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for the purification of hexamethyldisiloxane
Patent number
4,370,204
Issue date
Jan 25, 1983
Dynamit Nobel AG
Hans-Joachim Kotzsch
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Tetravalent vanadium compounds which are soluble in organic solvents
Patent number
4,324,736
Issue date
Apr 13, 1982
Dynamit Noble Aktiengesellschaft
Walter Josten
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method of cleaving siloxanes
Patent number
4,310,680
Issue date
Jan 12, 1982
Dynamit Nobel AG
Hans-Joachim Kotzsch
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Silica gels incorporating insolubilized reagents
Patent number
4,301,027
Issue date
Nov 17, 1981
Dynamit Nobel AG
Alfred Blumcke
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Salt-like products of the addition of phenols onto amino organosila...
Patent number
4,254,270
Issue date
Mar 3, 1981
Dynamit Nobel Aktiengesellschaft
Hans-Joachim Kotzsch
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method of preparing dye pigments
Patent number
4,251,282
Issue date
Feb 17, 1981
Dynamit Nobel Aktiengesellschaft
Hans-Joachim Vahlensieck
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...