Assignee
JGC CORP
JP134 patents
Top patents by PatentIndex Score
US5393429AFeb 28, 1995
Liquid-liquid contactor
JGC CORP82 citations96
US5972525AOct 26, 1999
Solid particle containing active carbon, support and catalyst
JGC CORP66 citations94
US4219669AAug 26, 1980
Method of treating mother liquor of reaction in terephthalic acid production
JGC CORP79 citations94
US6132478AOct 17, 2000
Coal-water slurry producing process, system therefor, and slurry transfer mechanism
JGC CORP76 citations93
US6070911AJun 6, 2000
Clamp-type pipe joint
JGC CORP66 citations93
US5780663AJul 14, 1998
Process for producing carbonic acid diester
JGC CORP22 citations93
US4772430ASep 20, 1988
Process for compacting and solidifying solid waste materials, apparatus for carrying out the process and overall system for disposal of such waste materials
JGC CORP66 citations93
US4540490ASep 10, 1985
Apparatus for filtration of a suspension
JGC CORP166 citations93
US6283133B1Sep 4, 2001
Method for cleaning heavy hydrocarbon scale adhered to heat exchanger and piping structure for cleaning
JGC CORP27 citations92
US6083291AJul 4, 2000
Gas transfer pipe arrangement
JGC CORP45 citations92
US6080228AJun 27, 2000
Gas transfer pipe arrangement
JGC CORP54 citations92
US5599356AFeb 4, 1997
Process for producing an aqueous high concentration coal slurry
JGC CORP29 citations92
US4947077AAug 7, 1990
Drive apparatus and motor unit using the same
JGC CORP56 citations92
US4536455AAug 20, 1985
Centrifugally cast double-layer tube with resistance to carbon deposition
JGC CORP28 citations92
US4436532AMar 13, 1984
Process for converting solid wastes to gases for use as a town gas
JGC CORP58 citations92
US7857964B2Dec 28, 2010
Method of refining heavy oil and refining apparatus
JGC CORP45 citations91
US6117305ASep 12, 2000
Method of producing water slurry of SDA asphaltene
JGC CORP37 citations91
US4693833ASep 15, 1987
Method of treating radioactive waste water resulting from decontamination
JGC CORP67 citations91
US7276151B1Oct 2, 2007
Gas turbine fuel oil and production method thereof and power generation method
JGC CORP53 citations90
US5732363AMar 24, 1998
Solidifying material for radioactive wastes, process for solidifying radioactive wastes and solidified product
JGC CORP29 citations90
US5500116AMar 19, 1996
Liquid-liquid contactor
JGC CORP28 citations90
US5242665ASep 7, 1993
Carbon containing compound treating apparatus with resistance to carbon deposition
JGC CORP22 citations90
US4946596AAug 7, 1990
Method for removing mercury from a liquid hydrocarbon
JGC CORP26 citations90
US6514631B1Feb 4, 2003
Heating furnace tube and method of manufacturing the same
JGC CORP33 citations89
US5924656AJul 20, 1999
Thermal insulating supporting device for piping
JGC CORP49 citations89
US5749548AMay 12, 1998
Thermal insulating support device for piping
JGC CORP24 citations89
US4800042AJan 24, 1989
Radioactive waste water treatment
JGC CORP36 citations88
US7384537B2Jun 10, 2008
Refined oil and process for producing the same
JGC CORP33 citations87
US5667005ASep 16, 1997
Heat exchanging unit and heat exchanging apparatus
JGC CORP24 citations87
US5173285ADec 22, 1992
Process for the manufacture of hydrogen sulfide
JGC CORP24 citations87
US4655242AApr 7, 1987
Water seal drum
JGC CORP30 citations87
US4652233AMar 24, 1987
Ground flare stack
JGC CORP51 citations87
US5048601ASep 17, 1991
Shell-and-tube apparatus having an intermediate tube plate
JGC CORP36 citations86
US4903938AFeb 27, 1990
Micro flow control valve
JGC CORP28 citations86
US7276150B2Oct 2, 2007
Method of desulfurizing gas oil fraction, desulfurized gas oil, and desulfurizer for gas oil fraction
JGC CORP11 citations83
US6786050B1Sep 7, 2004
System and method for oil fuel burning integrated combined cycle power generation
JGC CORP13 citations82
US4737315AApr 12, 1988
Method of treating radioactive organic wastes
JGC CORP21 citations82
US4460012AJul 17, 1984
Cartridge-type valve
JGC CORP30 citations82
US4624792ANov 25, 1986
Method for treating radioactive organic wastes
JGC CORP20 citations81
US6962680B1Nov 8, 2005
Method and apparatus for removing sulfur compound in gas containing hydrogen sulfide, mercaptans, carbon dioxide and aromatic hydrocarbon
JGC CORP16 citations79
US4184857AJan 22, 1980
Stripping column and process for removal of volatile matter
JGC CORP24 citations78
US4182745AJan 8, 1980
Catalyst for reducing nitrogen oxides in a waste gas and a process for catalytically reducing nitrogen oxides contained in a waste gas
JGC CORP22 citations78
US5014631AMay 14, 1991
Cyclone furnace
JGC CORP21 citations77
US10597301B2Mar 24, 2020
Ammonia production method
JGC CORP3 citations72
US6183629B1Feb 6, 2001
Process for producing petroleum residuum-water slurry
JGC CORP12 citations72
US5935534AAug 10, 1999
Crystallization method
JGC CORP13 citations72
US5347031ASep 13, 1994
Catalysts used for producing carbonic acid esters and methods of producing carbonic acid esters using the same
JGC CORP7 citations72
US5103870AApr 14, 1992
Carbon deposition preventive double-layered tube for handling carbonaceous compounds
JGC CORP8 citations72
US4534535AAug 13, 1985
Damping support for piping system
JGC CORP13 citations72
US4532109AJul 30, 1985
Process for providing an apparatus for treating hydrocarbons or the like at high temperatures substantially without carbon deposition
JGC CORP8 citations72
Showing the top 50 of 134 patents by PatentIndex Score.