Paul A. Lefebvre

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Saint Paul, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Algal coal and process for preparing same
- Patent number 8,414,664
- Issue date Apr 9, 2013
- HydoChar LLC
- Steven M. Heilmann
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR OBTAINING OILS, LIPIDS AND LIPID-DERIVED MATERIALS FROM...
- Publication number 20130206571
- Publication date Aug 15, 2013
- Steven M. Heilmann
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Application
Algal Coal and Process for Preparing Same
- Publication number 20110056124
- Publication date Mar 10, 2011
- Steven M. Heilmann
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...