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Gerhard Jeschek
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Gruenstadt, DE
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last 30 patents
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Patent Grant
Separation of heteropoly compounds from polyethers, polyesters and...
Patent number
5,951,829
Issue date
Sep 14, 1999
BASF Aktiengesellschaft
Hans-Jurgen Weyer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Preparation of polyoxyalkylene glycol monoether of tert-butyl alcoh...
Patent number
5,714,638
Issue date
Feb 3, 1998
BASF Aktiengesellschaft
Hans-Juergen Weyer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Preparation of polyoxyalkylene glycol monoesters of monocarboxylic...
Patent number
5,659,068
Issue date
Aug 19, 1997
BASF Aktiengesellschaft
Hans-Juergen Weyer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Preparation of poloxy-alkylene glycols
Patent number
5,416,240
Issue date
May 16, 1995
BASF Aktiengesellschaft
Hans-Juergen Weyer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Preparation of polyoxyalkylene glycol monoethers of monohydric alco...
Patent number
5,414,143
Issue date
May 9, 1995
BASF Aktiengesellschaft
Hans-Juergen Weyer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Adjustment of the average molecular weight of polyoxyalkylene glyco...
Patent number
5,395,959
Issue date
Mar 7, 1995
BASF Aktiengesellschaft
Hans-Juergen Weyer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the preparation of polyether glycols
Patent number
5,099,074
Issue date
Mar 24, 1992
BASF Aktiengesellschaft
Herbert Mueller
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Purification of heteropolyacid-containing polyalkylene ether glycols
Patent number
5,097,077
Issue date
Mar 17, 1992
BASF Aktiengesellschaft
Herbert Mueller
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Preparation of trialkylamines
Patent number
4,851,580
Issue date
Jul 25, 1989
BASF Aktiengesellschaft
Herbert Mueller
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of pourable choline chloride/silica powders
Patent number
4,775,540
Issue date
Oct 4, 1988
BASF Aktiengesellschaft
Otto Hertel
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Process and apparatus for preparing or reacting alkanolamines
Patent number
4,567,303
Issue date
Jan 28, 1986
BASF Aktiengesellschaft
Guenter Boettger
C07 - ORGANIC CHEMISTRY