Gustav O. Hughes

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Dravosburg, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Low thermal conductivity, high strength refractory castable composi...
- Patent number 4,992,397
- Issue date Feb 12, 1991
- Gustav O. Hughes
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Anhydrous refractory plastic
- Patent number 4,879,319
- Issue date Nov 7, 1989
- Dresser Industries, Inc.
- Gustav O. Hughes
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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