Ronald K. Crossland

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Manhattan Beach, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Lubricating compositions containing hydrogenated butadiene-isoprene...
- Patent number 4,032,459
- Issue date Jun 28, 1977
- Shell Oil Company
- Ronald K. Crossland
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Block polymers and their preparation
- Patent number 4,010,226
- Issue date Mar 1, 1977
- Shell Oil Company
- Ronald K. Crossland
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Lubricating compositions containing hydrogenated block copolymers a...
- Patent number 3,965,019
- Issue date Jun 22, 1976
- Shell Oil Company
- David J. St. Clair
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...