U.S. federal trademark · Serial No. 86688654
Injection of a gaseous mixture of nitrogen, carbon dioxide, and superheated water vapor into a subterranean formation for enhanced oil recovery in the nature of oil pumping and extraction, all of the foregoing excluding fuel and fuel conversion services
Generation and provision of a gaseous mixture of nitrogen, carbon dioxide, and superheated water vapor for enhanced oil recovery in the nature of generation of gas, all of the foregoing excluding fuel and fuel conversion services
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