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Volkmar Weberndoerfer
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Mannheim, DE
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last 30 patents
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Patent Grant
Making paper, board and cardboard of high dry strength
Patent number
4,940,514
Issue date
Jul 10, 1990
BASF Aktiengesellschaft
Andreas Stange
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Production of paper and paperboard of high dry strength
Patent number
4,818,341
Issue date
Apr 4, 1989
BASF Aktiengesellschaft
Hans-Juergen Degen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Making paper which has a high dry strength
Patent number
4,784,724
Issue date
Nov 15, 1988
BASF Aktiengesellschaft
Sigberg Pfohl
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Engine size for paper, based on fatty alkyl diketenes and cationic...
Patent number
4,770,743
Issue date
Sep 13, 1988
BASF Aktiengesellschaft
Volkmar Weberndoerfer
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Preparation of dyes which contain sulfonic acid groups and have a l...
Patent number
4,560,745
Issue date
Dec 24, 1985
BASF Aktiengesellschaft
Volkmar Weberndoerfer
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Process for dyeing wool or nylon fibers
Patent number
4,252,531
Issue date
Feb 24, 1981
BASF Aktiengesellschaft
Manfred Daeuble
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Grant
Preparation of alkanes substituted by chlorine atoms and/or sulfoch...
Patent number
4,242,187
Issue date
Dec 30, 1980
BASF Aktiengesellschaft
Helmut Schlecht
C07 - ORGANIC CHEMISTRY