Inventor
AIZAWA SHIROU
8 patents
⚠️ This page may combine multiple inventors who share the name “AIZAWA SHIROU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON MINING CO
5 patentsUS4224140ASep 23, 1980
Process for producing cracked distillate and hydrogen from heavy oil
NIPPON MINING CO71 citations93
US4298460ANov 3, 1981
Process for processing sulfur-containing heavy oil
NIPPON MINING CO28 citations80
US4308173ADec 29, 1981
Catalyst for cracking heavy hydrocarbons
NIPPON MINING CO9 citations72
US4963248AOct 16, 1990
Process for production of dimethylnaphthalenes
NIPPON MINING CO8 citations71
US5045178ASep 3, 1991
Process for production of methylnaphthalenes
NIPPON MINING CO4 citations57
RESIDUAL OIL PROC RES ASS
3 patentsUS4421635ADec 20, 1983
Process for simultaneously cracking heavy hydrocarbons into light oils and producing hydrogen
RESIDUAL OIL PROC RES ASS7 citations72
US4325812AApr 20, 1982
Process for cracking heavy hydrocarbons into light oils and producing hydrogen
RESIDUAL OIL PROC RES ASS12 citations71
US4399023AAug 16, 1983
Process for simultaneously cracking heavy hydrocarbons into light oils and producing hydrogen
RESIDUAL OIL PROC RES ASS6 citations59