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Robert W. Foreman
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Bloomfield Hills, MI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method of heat treating metal using a washable synthetic quenchant
Patent number
RE34119
Issue date
Nov 3, 1992
Park Chemical Company
Robert W. Foreman
148 - Metal treatment
Information
Patent Grant
Pressure molding process using salt cores and composition for makin...
Patent number
4,904,423
Issue date
Feb 27, 1990
Park Chemical Company
Robert W. Foreman
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Reagent bath for and method of treating a workpiece surface
Patent number
4,844,749
Issue date
Jul 4, 1989
Robert W. Foreman
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Mixture and method for preparing casting cores and cores prepared t...
Patent number
4,840,219
Issue date
Jun 20, 1989
Robert W. Foreman
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method of heat treating metal parts using a washable synthetic quen...
Patent number
4,826,545
Issue date
May 2, 1989
Robert W. Foreman
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of heat treating metal using a washable synthetic quenchant
Patent number
4,738,731
Issue date
Apr 19, 1988
Park Chemical Company
Robert W. Foreman
C21 - METALLURGY OF IRON
Information
Patent Grant
Solution heat treatment for aluminum alloys
Patent number
4,647,318
Issue date
Mar 3, 1987
Robert W. Foreman
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for treating barium toxic water using low-temperature stabil...
Patent number
4,491,523
Issue date
Jan 1, 1985
Park Chemical Company
Robert W. Foreman
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Recovery and recycle of nitrate and nitrite salts from chloride con...
Patent number
4,396,439
Issue date
Aug 2, 1983
Park Chemical Company
Robert W. Foreman
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Grant
Method for restoring molecular weight distribution of a polymeric q...
Patent number
4,251,292
Issue date
Feb 17, 1981
Park Chemical Company
Robert W. Foreman
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for recycling heat treating salts
Patent number
4,158,579
Issue date
Jun 19, 1979
Park Chemical Company
Robert W. Foreman
C21 - METALLURGY OF IRON
Information
Patent Grant
Cyanide-free carburizing process and composition
Patent number
4,153,481
Issue date
May 8, 1979
Park Chemical Company
Robert W. Foreman
C21 - METALLURGY OF IRON
Information
Patent Grant
Method and apparatus for recycling heat treating salts
Patent number
4,149,702
Issue date
Apr 17, 1979
Park Chemical Company
Robert W. Foreman
C21 - METALLURGY OF IRON
Information
Patent Grant
Pelletized rectifier for molten neutral salt baths and method
Patent number
4,009,112
Issue date
Feb 22, 1977
Park Chemical Co.
Robert W. Foreman
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of stripping paint in a molten salt bath
Patent number
4,001,038
Issue date
Jan 4, 1977
Park Chemical Co.
Timothy R. Justice
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...