Inventor
BILLINGS WILLIAM G
US7 patents
Patents
7 patentsUS4382915AMay 10, 1983
Quenching of ZnO-char gasification
PHILLIPS PETROLEUM CO8 citations71
US4309397AJan 5, 1982
Production of carbon monoxide from carbon
PHILLIPS PETROLEUM CO4 citations60
US4752358AJun 21, 1988
Apparatus for solvent extraction of tar sands
PHILLIPS PETROLEUM CO4 citations59
US4640760AFeb 3, 1987
Process for upgrading carbonaceous material comprising liquid extraction and flash pyrolysis of extraction residue
PHILLIPS PETROLEUM CO4 citations59
US4496370AJan 29, 1985
Zinc oxide-char gasification process
PHILLIPS PETROLEUM CO4 citations59
US4072718AFeb 7, 1978
Methods of converting ditertiary organic sulfides to ditertiary organic disulfides
PHILLIPS PETROLEUM CO2 citations59
US4113784ASep 12, 1978
Conversion of organic sulfides to corresponding sulfoxides
PHILLIPS PETROLEUM CO1 citations49