P

Inventor

KONOKI KEIZO

JP7 patents
⚠️ This page may combine multiple inventors who share the name “KONOKI KEIZO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TOYO ENGINEERING CORP

3 patents
US4219492AAug 26, 1980

Process for manufacturing methanol

TOYO ENGINEERING CORP33 citations88
US4231961ANov 4, 1980

Process for preparation of urea

TOYO ENGINEERING CORP9 citations71
US4334096AJun 8, 1982

Process for synthesizing urea

TOYO ENGINEERING CORP2 citations60

KUBOTA LTD

3 patents
US4444731AApr 24, 1984

Tube for thermal cracking or reforming hydrocarbon

KUBOTA LTD24 citations80
US4444732AApr 24, 1984

Tube for thermal cracking or reforming of hydrocarbon

KUBOTA LTD19 citations79
US4510988AApr 16, 1985

Tube for thermal cracking or reforming hydrocarbon and manufacturing method thereof

KUBOTA LTD13 citations71

MITSUI TOATSU CHEMICALS

1 patent
US4218397AAug 19, 1980

Method for eliminating the explosibility of tail gas from the urea synthesis plant

MITSUI TOATSU CHEMICALS6 citations58