| http://www.w3.org/ns/prov#value | - alls; catalyst comprised of aluminum, zirconium, platinum, palladium, cerium, rhodium, and group viii metals; reduced carbon monoxide and nitrogen oxide emissionsUS638981420 Dic 200021 May 2002Clean Energy Systems, Inc.Hydrocarbon combustion power generation system with CO2 sequestrationUS652334919 Jun 200125 Feb 2003Clean Energy Systems, Inc.Clean air engines for transportation and other power ap
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