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PRETREATMENT OF COAL

United States Patent Application

20090193712
A1
View the Complete Application at the US Patent & Trademark Office
U.S. Department of Energy - Visit the Office of the Assistant General Counsel for Technology Transfer & Intellectual Property Website
The present invention is directed toward a method of solubilizing coal. The method includes providing coal and providing an oxoacid ester of phosphorus or a mixture of an oxoacid of phosphorus and an alcohol. A blend of the coal, the oxoacid ester of phosphorus or the mixture of the oxoacid of phosphorus and alcohol is formed. The blend is then treated under conditions effective to solubilize the coal.
VERKADE, John G. (Ames, IA), OSHEL, Reed E. (Des Moines, IA), DOWNEY, Robert A. (Centennial, CO)
IOWA STATE UNIVERSITY RESEARCH FOUNDATION, INC. (Ames IA), CIRIS ENERGY, INC. (Centennial CO)
12/ 252,919
October 16, 2008
[0002] The subject matter of this application was made with support from the United States Government under Department of Energy, Grant No. DE-AC02-06CH11358. The U.S. Government has certain rights.