Inventor
HIGASHI HIDEHIRO
JP8 patents
Patents
8 patentsUS5779992AJul 14, 1998
Process for hydrotreating heavy oil and hydrotreating apparatus
CATALYSTS & CHEM IND CO103 citations96
US5591325AJan 7, 1997
Process for hydrotreating heavy oil and hydrotreating apparatus
CATALYSTS & CHEM IND CO48 citations91
US4500645AFeb 19, 1985
Hydrocracking catalyst composition and method of making same
CATALYSTS & CHEM IND CO36 citations91
US4925554AMay 15, 1990
Hydrotreating process for heavy hydrocarbon oils
CATALYSTS & CHEM IND CO42 citations90
US4613425ASep 23, 1986
Process for hydrotreating heavy hydrocarbon oils
CATALYSTS & CHEM IND CO54 citations90
US4789654ADec 6, 1988
Hydrotreating catalysts
CATALYSTS & CHEM IND CO21 citations79
US4668649AMay 26, 1987
Modified zeolite
CATALYSTS & CHEM IND CO15 citations70
US4419275ADec 6, 1983
Method of hydrorefining catalyst manufacture
CATALYSTS & CHEM IND CO17 citations68