Inventor
HASE AKIRA
3 patents
Patents
3 patentsUS4033728AJul 5, 1977
Synthetic caking coal and method for production thereof
NISSHO IWAI CO LTD12 citations71
US4141793AFeb 27, 1979
Process for preparation of coke and carbonizer therefor
NISSHO IWAI CO LTD15 citations69
US4119409AOct 10, 1978
Process for the preparation of synthetic coking coal
NISSHO IWAI CO LTD5 citations58