Petrokleen, Ltd.

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Cleveland, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Polymeric-amine fuel and lubricant additive
- Patent number 5,962,738
- Issue date Oct 5, 1999
- Petrokleen, Ltd.
- Donald E. Koehler
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method of synthesizing pure additives and the improved compositions...
- Patent number 5,559,270
- Issue date Sep 24, 1996
- Petrokleen, Ltd.
- Donald E. Koehler
- C07 - ORGANIC CHEMISTRY

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