Inventor
OKAMURA SHOZO
JP8 patents
Patents
8 patentsUS4388084AJun 14, 1983
Process for gasification of solid carbonaceous material
SUMITOMO METAL IND26 citations80
US4389246AJun 21, 1983
Gasification process of solid carbonaceous material
SUMITOMO METAL IND26 citations79
US4565551AJan 21, 1986
Coal gasification apparatus
SUMITOMO METAL IND10 citations70
US4541617ASep 17, 1985
Lance structure for oxygen-blowing process in top-blown converters
SUMITOMO METAL IND18 citations70
US4456477AJun 26, 1984
Production of ultra-low phosphorus steel
SUMITOMO METAL IND8 citations69
US4437974AMar 20, 1984
Coal liquefaction process
SUMITOMO METAL IND7 citations69
US4522650AJun 11, 1985
Process for production of low phosphorus alloy
SUMITOMO METAL IND7 citations68
US4738688AApr 19, 1988
Process for gasifying carbonaceous material
SUMITOMO METAL IND5 citations59