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Harry R. Charles
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Mt. Clemens, MI, US
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last 30 patents
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Patent Grant
Phosphate coating composition and method of applying a zinc-nickel-...
Patent number
5,238,506
Issue date
Aug 24, 1993
Chemfil Corporation
Thomas W. Cape
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for removing and recovering paint overspray in a water wash...
Patent number
5,223,141
Issue date
Jun 29, 1993
Chemfil Corporation
William B. Brown
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Paint stripping composition containing silica microparticles and po...
Patent number
5,130,046
Issue date
Jul 14, 1992
PPG Industries, Inc.
Mervet S. Boulos
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Phosphate coating composition and method of applying a zinc-nickel...
Patent number
4,941,930
Issue date
Jul 17, 1990
Chemfil Corporation
Harry R. Charles
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Phosphate coating composition and method of applying a zinc-nickel...
Patent number
4,793,867
Issue date
Dec 27, 1988
Chemfil Corporation
Harry R. Charles
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Clear paint booth coating composition and method
Patent number
4,748,049
Issue date
May 31, 1988
Chemfil Corporation
Harry R. Charles
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Magnesium sulfate and complex silicate mineral paint denaturant
Patent number
4,699,730
Issue date
Oct 13, 1987
Chemfil Corporation
Donald L. Miles
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Phosphate coating process and composition
Patent number
4,330,345
Issue date
May 18, 1982
Chemfil Corporation
Donald L. Miles
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...