Charles Hays

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Pearland, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Densification of metal powder to produce cladding of valve interior...
- Patent number 4,627,958
- Issue date Dec 9, 1986
- Gray Tool Company
- Charles Hays
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method for improving the density, strength and bonding of coatings
- Patent number 4,562,090
- Issue date Dec 31, 1985
- Gray Tool Company
- James Dickson
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Platelet metal powder for coating a substrate
- Patent number 4,513,020
- Issue date Apr 23, 1985
- Allied Corporation
- James Dickson
- B22 - CASTING POWDER METALLURGY