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Brigitte Wegner
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Speyer, DE
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last 30 patents
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Patent Grant
Antifoams based on oil-in-water emulsions for the paper industry
Patent number
5,700,351
Issue date
Dec 23, 1997
BASF Aktiengesellschaft
Rudolf Schuhmacher
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Polymeric tanning agents
Patent number
5,425,784
Issue date
Jun 20, 1995
BASF Aktiengesellschaft
Walter Denzinger
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Grant
Tanning of leather and fur
Patent number
5,360,454
Issue date
Nov 1, 1994
BASF Aktiengesellschaft
Norbert Grief
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Condensation polymers of sulfonated phenols, urea, other organic ni...
Patent number
5,342,916
Issue date
Aug 30, 1994
BASF Aktiengesellschaft
Juergen Weiser
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Grant
Antifoams for the paper industry, based on oil-in-water emulsions
Patent number
5,326,499
Issue date
Jul 5, 1994
BASF Aktiengesellschaft
Brigitte Wegner
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Fuel for Otto-cycle engines
Patent number
5,282,872
Issue date
Feb 1, 1994
BASF Aktiengesellschaft
Knut Oppenlaender
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Ammonium salt of an alkenylsuccinic half-amide and the use thereof...
Patent number
5,250,225
Issue date
Oct 5, 1993
BASF Aktiengesellschaft
Knut Oppenlaender
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Novel reaction products of aminoalkylene polycarboxylic acids with...
Patent number
5,071,445
Issue date
Dec 10, 1991
BASF Aktiengesellschaft
Knut Oppenlaender
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...