Joseph G. Ceurvorst

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Bartlesville, OK, US

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Patents Grantslast 30 patents

Information Patent Grant
Method to recover liquified poly(arylene sulfide) with separation a...
- Patent number 5,037,954
- Issue date Aug 6, 1991
- Phillips Petroleum Company
- Afif M. Nesheiwat
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Treatment of poly(arylene sulfide/sulfone) polymers
- Patent number 5,015,702
- Issue date May 14, 1991
- Phillips Petroleum Company
- Lacey E. Scoggins
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Recovery of N-methyl-2-pyrrolidone
- Patent number 4,859,781
- Issue date Aug 22, 1989
- Phillips Petroleum Company
- Fu M. Lee
- C07 - ORGANIC CHEMISTRY