P

Inventor

ASAOKA SACHIO

JP33 patents
⚠️ This page may combine multiple inventors who share the name “ASAOKA SACHIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CHIYODA CHEM ENG CONSTRUCT CO

21 patents
US4422960ADec 27, 1983

Catalysts for hydrotreatment of heavy hydrocarbon oils containing asphaltenes

CHIYODA CHEM ENG CONSTRUCT CO164 citations99
US4444655AApr 24, 1984

Hydrotreatment of heavy hydrocarbon oils containing asphaltenes, and catalysts therefor

CHIYODA CHEM ENG CONSTRUCT CO74 citations96
US4424142AJan 3, 1984

Catalyst for hydrotreatment of heavy hydrocarbon oils

CHIYODA CHEM ENG CONSTRUCT CO106 citations96
US5334755AAug 2, 1994

Process for the production of acetic acid from methanol and carbon monoxide using supported rhodium catalyst

CHIYODA CHEM ENG CONSTRUCT CO63 citations95
US6340437B1Jan 22, 2002

Process for preparing synthesis gas by autothermal reforming

CHIYODA CHEM ENG CONSTRUCT CO69 citations94
US5436362AJul 25, 1995

Method of producing dialkylcarbonate

CHIYODA CHEM ENG CONSTRUCT CO26 citations92
US6376423B2Apr 23, 2002

Catalyst for preparation of synthesis gas and process for preparing carbon monoxide

CHIYODA CHEM ENG CONSTRUCT CO21 citations91
US6312660B1Nov 6, 2001

Process for preparing synthesis gas

CHIYODA CHEM ENG CONSTRUCT CO32 citations91
US4562059ADec 31, 1985

Method of preparing alumina

CHIYODA CHEM ENG CONSTRUCT CO43 citations90
US6616905B1Sep 9, 2003

Desulfurization of exhaust gases using activated carbon catalyst

CHIYODA CHEM ENG CONSTRUCT CO36 citations89
US5345000ASep 6, 1994

Process for the production of crystalline adduct of bisphenol A and phenol and apparatus therefor

CHIYODA CHEM ENG CONSTRUCT CO26 citations89
US4555394ANov 26, 1985

Process for the preparation of alumina

CHIYODA CHEM ENG CONSTRUCT CO29 citations89
US4367165AJan 4, 1983

Catalyst for hydrotreating heavy hydrocarbon oils and method of preparing same

CHIYODA CHEM ENG CONSTRUCT CO21 citations82
US5382712AJan 17, 1995

Process for the production of bisphenol A

CHIYODA CHEM ENG CONSTRUCT CO13 citations80
US5382711AJan 17, 1995

Process for the production of bishenol A

CHIYODA CHEM ENG CONSTRUCT CO12 citations80
US5324867AJun 28, 1994

Process for the production of bisphenol A.

CHIYODA CHEM ENG CONSTRUCT CO18 citations80
US4950824AAug 21, 1990

Process for the production of 2,6-diisopropylnaphthalene

CHIYODA CHEM ENG CONSTRUCT CO21 citations80
US5371304ADec 6, 1994

Process for the production of bisphenol A

CHIYODA CHEM ENG CONSTRUCT CO13 citations79
US4326991AApr 27, 1982

Process for preparing a catalyst for hydrotreatment of heavy hydrocarbon oils

CHIYODA CHEM ENG CONSTRUCT CO11 citations74
US5399784AMar 21, 1995

Process for the production of bisphenol A

CHIYODA CHEM ENG CONSTRUCT CO15 citations73
US6323385B1Nov 27, 2001

Wet type method of rendering dioxins innoxious

CHIYODA CHEM ENG CONSTRUCT CO4 citations60

JAPAN GAS SYNTHESIZE LTD

3 patents

NISSHIN OIL MILLS LTD

2 patents

NIPPON STEEL CHEMICAL CO

2 patents

UNIV KING FAHD PET & MINERALS

2 patents

CHIYODA CORP

2 patents

ASAOKA SACHIO

1 patent