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Wolf-Dieter Griebler
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Moers, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Preparation agents
Patent number
6,635,694
Issue date
Oct 21, 2003
Sachtleben Chemie GmbH
Franz Meyers
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Use of a fine-grained product produced during the production of tit...
Patent number
6,454,831
Issue date
Sep 24, 2002
Metallgesellschaft AG
Djamschid Amirzadeh-Asl
C21 - METALLURGY OF IRON
Information
Patent Grant
Electrically conductive barium sulfate-containing composition and p...
Patent number
5,997,775
Issue date
Dec 7, 1999
Mitsui Kinzoku Mitsui Maining & Smelting Co. Ltd.
Takao Hayashi
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Titanium-containing catalyst and process for the production of poly...
Patent number
5,656,716
Issue date
Aug 12, 1997
Zimmer Aktiengesellschaft
Wolfgang Schmidt
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Stabilized starch, use of the stabilized starch and methods of prod...
Patent number
5,503,680
Issue date
Apr 2, 1996
Metallgesellschaft Aktiengesellschaft
Wolf-Dieter Griebler
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for producing white electrically conductive zinc oxide
Patent number
5,312,614
Issue date
May 17, 1994
Metallgesellschaft Aktiengesellschaft
Takao Hayashi
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Fibrous electrically-conductive filler and process for producing th...
Patent number
5,273,822
Issue date
Dec 28, 1993
Mitsui Mining & Smelting Co., Ltd.
Takao Hayashi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for preparing conductive acicular zinc oxide
Patent number
5,171,364
Issue date
Dec 15, 1992
Mitsui Mining & Smelting Co. Ltd.
Norihiro Sato
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Electrically conductive zinc sulfide powder and process of producin...
Patent number
5,131,952
Issue date
Jul 21, 1992
Metallgesellschaft Aktiengesellschaft
Takao Hayashi
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method of preparing needle-like conductive zinc oxide
Patent number
5,102,650
Issue date
Apr 7, 1992
Metallgesellschaft Aktiengesellschaft
Takao Hayashi
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method of making a composite TiO.sub.2 pigment
Patent number
4,885,034
Issue date
Dec 5, 1989
Metallgesellschaft Aktiengesellschaft
Wolfgang Kreth
C01 - INORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
Anatase White Pigment with High Light and Weather Resistance
Publication number
20120288715
Publication date
Nov 15, 2012
SACHTLEBEN CHEMIE GMBH
Wolf-Dieter Griebler
C01 - INORGANIC CHEMISTRY