Robert L. Brost

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Bartlesville, OK, US

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Patents Grantslast 30 patents

Information Patent Grant
Asphalt compositions
- Patent number 4,443,570
- Issue date Apr 17, 1984
- Phillips Petroleum Company
- Homer L. Draper
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...