George Hugh Criss

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Bethel Park, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Resin-bonded taphole mix
- Patent number 4,792,578
- Issue date Dec 20, 1988
- Dresser Industries, Inc.
- Gustav O. Hughes
- C21 - METALLURGY OF IRON
Information Patent Grant
Castable refractory
- Patent number 4,762,811
- Issue date Aug 9, 1988
- Dresser Industries, Inc.
- John T. Vayda
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Silica castables
- Patent number 4,506,025
- Issue date Mar 19, 1985
- Dresser Industries, Inc.
- Thomas R. Kleeb
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Vibratable plastic refractory
- Patent number 4,292,084
- Issue date Sep 29, 1981
- Dresser Industries, Inc.
- Stephen W. Thrower
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Monolithic refractories
- Patent number 3,998,648
- Issue date Dec 21, 1976
- Dresser Industries, Inc.
- Stephen Whitney Thrower
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Refractory mortar composition
- Patent number 3,986,884
- Issue date Oct 19, 1976
- Dresser Industries, Inc.
- George Hugh Criss
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES