Inventor
IWAMOTO RYUICHIRO
JP11 patents
⚠️ This page may combine multiple inventors who share the name “IWAMOTO RYUICHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IDEMITSU KOSAN CO
7 patentsUS6406615B1Jun 18, 2002
Hydrotreating process for residual oil
IDEMITSU KOSAN CO39 citations92
US5565091AOct 15, 1996
Catalyst composition manufacturing method and sulfur-containing hydrocarbon hydrodesulfurization method using the same catalyst composition
IDEMITSU KOSAN CO37 citations91
US6328880B1Dec 11, 2001
Process for hydrotreating hydrocarbon oil
IDEMITSU KOSAN CO36 citations89
US6398950B1Jun 4, 2002
Hydrogenation catalyst and method of hydrogenating heavy oil
IDEMITSU KOSAN CO23 citations88
US5280004AJan 18, 1994
Hydrodesulfurizing catalyst composition and method of preparing same
IDEMITSU KOSAN CO16 citations81
US5336394AAug 9, 1994
Process for hydrodesulfurizing a sulfur-containing hydrocarbon
IDEMITSU KOSAN CO7 citations72
US7598203B2Oct 6, 2009
Hydrogenation catalyst for hydrocarbon oil, carrier for it, and method of hydrogenation of hydrocarbon oil
IDEMITSU KOSAN CO6 citations59
RESIDUAL OIL PROC RES ASS
4 patentsUS5207893AMay 4, 1993
Hydrocracking process employing a novel iron-containing aluminosilicate
RESIDUAL OIL PROC RES ASS28 citations92
US5141737AAug 25, 1992
Iron-containing aluminosilicate
RESIDUAL OIL PROC RES ASS7 citations73
US5139984AAug 18, 1992
Faujasite-type aluminosilicates, a method of producing the same, and hydrocracking catalysts for heavy hydrocarbon oils
RESIDUAL OIL PROC RES ASS12 citations70
US5338437AAug 16, 1994
Method for hydrocracking a heavy hydrocarbon oil utilizing a faujasite aluminosilicate
RESIDUAL OIL PROC RES ASS3 citations59