Inventor

HOMMA YASUMASA

JP2 patents

Patents

2 patents

US4191636AMar 4, 1980

Process for hydrotreating heavy hydrocarbon oil

CHIYODA CHEM ENG CONSTRUCT CO111 citations94

US4166026AAug 28, 1979

Two-step hydrodesulfurization of heavy hydrocarbon oil

CHIYODA CHEM ENG CONSTRUCT CO46 citations90