William R. Sawran

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Ashland, KY, US

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Patents Grantslast 30 patents

Information Patent Grant
Process for the manufacture of carbon fibers and feedstock therefor
- Patent number 4,671,864
- Issue date Jun 9, 1987
- Ashland Oil, Inc.
- William R. Sawran
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process for the manufacture of carbon fibers
- Patent number 4,497,789
- Issue date Feb 5, 1985
- Ashland Oil, Inc.
- William R. Sawran
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process for carbon electrode manufacture
- Patent number 4,307,052
- Issue date Dec 22, 1981
- Ashland Oil, Inc.
- Charles R. Gannon
- B30 - PRESSES
Information Patent Grant
Extrusion oil composition for carbon electrode manufacture
- Patent number 4,218,305
- Issue date Aug 19, 1980
- Ashland Oil, Inc.
- Charles R. Gannon
- B30 - PRESSES