Kenneth Clark Christensen

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Centerville, UT, US

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Patents Grantslast 30 patents

Information Patent Grant
Gilsonite modified, natural, hydrocarbon-enriched sand composition
- Patent number 5,728,202
- Issue date Mar 17, 1998
- American Gilsonite Company
- Roy E. Nelson
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...