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Peter Kresse
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Krefeld, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Process for dyeing asphalt
Patent number
5,389,137
Issue date
Feb 14, 1995
Bayer AG
Gunter Linde
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Red iron oxide pigments with improved coloring properties
Patent number
5,059,250
Issue date
Oct 22, 1991
Bayer Aktiengesellschaft
Wilfried Burow
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Heat-stable iron oxide black pigments, processes for their producti...
Patent number
5,055,136
Issue date
Oct 8, 1991
Bayer Aktiengesellschaft
Jurgen Wiese
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Corrosion-inhibiting paints and lacquers
Patent number
4,492,600
Issue date
Jan 8, 1985
Bayer Aktiengesellschaft
Horst Brunn
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Halogen-free zinc ferrite yellow pigments containing alumina and ph...
Patent number
4,443,264
Issue date
Apr 17, 1984
Bayer Aktiengesellschaft
Franz Hund
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Active anti-corrosion pigments based on calcium oxide, aluminium ox...
Patent number
4,285,726
Issue date
Aug 25, 1981
Bayer Aktiengesellschaft
Franz Hund
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Iron oxide-based anti-corrosion pigments
Patent number
4,211,565
Issue date
Jul 8, 1980
Bayer Aktiengesellschaft
Franz Hund
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Production of coated structural elements comprising inorganic binders
Patent number
4,185,141
Issue date
Jan 22, 1980
Bayer Aktiengesellschaft
Milan Krejci
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Anti-corrosion pigments
Patent number
4,156,613
Issue date
May 29, 1979
Bayer Aktiengesellschaft
Franz Hund
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
CaZn.sub.2 (PO.sub.4).sub.2 .2H.sub.2 O anticorrosion pigment
Patent number
4,153,465
Issue date
May 8, 1979
Bayer Aktiengesellschaft
Franz Hund
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Iron oxide-based anti-corrosion pigments
Patent number
4,140,538
Issue date
Feb 20, 1979
Bayer Aktiengesellschaft
Franz Hund
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Production of coated building components
Patent number
4,117,197
Issue date
Sep 26, 1978
Bayer Aktiengesellschaft
Milan Krejci
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES