Paul S. Hale

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Baton Rouge, LA, US

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Patents Grantslast 30 patents

Information Patent Grant
Alkenyl succinic anhydrides process
- Patent number 5,021,169
- Issue date Jun 4, 1991
- Ethyl Corporation
- Kju H. Shin
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Alkenyl succinic anhydrides process
- Patent number 4,958,034
- Issue date Sep 18, 1990
- Ethyl Corporation
- Paul S. Hale
- C07 - ORGANIC CHEMISTRY