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Dieter Zerpner
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Oer-Erkenschwick, DE
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last 30 patents
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Patent Grant
Tire treads with increased tread life, and method of manufacturing...
Patent number
5,717,038
Issue date
Feb 10, 1998
Bayer Aktiengesellschaft
Gerhard Horpel
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Bis-(thiobenzoyldisulfido)-alkanes
Patent number
5,442,099
Issue date
Aug 15, 1995
Huels Aktiengesellschaft
Juergen Wolpers
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of diene rubber vulcanizates
Patent number
5,342,900
Issue date
Aug 30, 1994
Huls Aktiengesellschaft
Jurgen Wolpers
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Coupling agents for vulcanizable mixtures of unsaturated rubbers an...
Patent number
4,956,498
Issue date
Sep 11, 1990
Huels Aktiengesellschaft
Dieter Zerpner
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for adjusting the cis-trans-double bond configuration in po...
Patent number
4,950,826
Issue date
Aug 21, 1990
Huels Aktiengesellschaft
Dieter Zerpner
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Adhesion promoters for the production of volcanizates having a favo...
Patent number
4,681,961
Issue date
Jul 21, 1987
Huels Aktiengesellschaft
Dieter Zerpner
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Low molecular weight 1,3-butadiene polymers containing reactive sil...
Patent number
4,412,038
Issue date
Oct 25, 1983
Chemische Werke Huels A.G.
Dieter Zerpner
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polymeric adhesion promoters for vulcanizable mixtures of elastomer...
Patent number
4,183,844
Issue date
Jan 15, 1980
Chemische Werke Huls Aktiengesellschaft
Roland Streck
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...