rect thermoelectric energy conversionUS7169821 *28 Oct 200430 Jan 2007Best Biofuels Llc C/O Smithfield Foods, Inc.Anaerobic digesting a mixture of an agricultural waste and water to yield solids and a biogas including methane and carbon dioxide, reforming the biogas to syngas, converting syngas to methanol in alcohol conversionUS7208530 *4 Feb 200324 Apr 2007The Regents Of The University Of Califo