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Werner Joseph
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Cologne, DE
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last 30 patents
Information
Patent Grant
Enamel powder for electrostatic application
Patent number
5,145,804
Issue date
Sep 8, 1992
Bayer Aktiengesellschaft
Hans-Joachim Schittenhelm
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Enamel frits for acid-resistant one-coat enamelling on unpickled st...
Patent number
5,075,263
Issue date
Dec 24, 1991
Bayer Aktiengesellschaft
Hans-Joachim Schittenhelm
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Fluorine-free superopaque enamel frits
Patent number
5,013,362
Issue date
May 7, 1991
Bayer Aktiengesellschaft
Werner Joseph
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Enamel frits for sheet steel with improved bonding
Patent number
4,847,218
Issue date
Jul 11, 1989
Bayer Aktiengesellschaft
Hans-Joachim Schittenhelm
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Heating element combined glass/enamel overcoat
Patent number
4,713,530
Issue date
Dec 15, 1987
Bayer Aktiengesellschaft
Hans-Joachim Schittenhelm
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Coating for metallic substrates
Patent number
4,689,271
Issue date
Aug 25, 1987
Bayer Aktiengesellschaft
Hans-Joachim Schittenhelm
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Process for electrostatically spraying inorganic powders
Patent number
4,659,586
Issue date
Apr 21, 1987
Bayer Aktiengesellschaft
Hans-Joachim Schittenhelm
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Single-bake two-layer enamelling with electrostatic powder coating
Patent number
4,265,929
Issue date
May 5, 1981
Bayer Aktiengesellschaft
Gebhard Wagner
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method and apparatus for melting frits for inorganic oxidic surface...
Patent number
4,246,432
Issue date
Jan 20, 1981
Bayer Aktiengesellschaft
Hans Rinkes
C03 - GLASS MINERAL OR SLAG WOOL