Inventor

CHENG PAUL J

US54 patents

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

PHILLIPS PETROLEUM CO

49 patents

US4245693AJan 20, 1981

Waste heat recovery

PHILLIPS PETROLEUM CO55 citations96

US4481828ANov 13, 1984

Differential flow rate sensor

PHILLIPS PETROLEUM CO53 citations93

US4383973AMay 17, 1983

Process and apparatus for making carbon black

PHILLIPS PETROLEUM CO39 citations93

US4327069AApr 27, 1982

Process for making carbon black

PHILLIPS PETROLEUM CO31 citations93

US4058379ANov 15, 1977

Filtering apparatus

PHILLIPS PETROLEUM CO40 citations93

US4048067ASep 13, 1977

Filtering process and apparatus

PHILLIPS PETROLEUM CO42 citations93

US3984528AOct 5, 1976

Carbon black reactor and process

PHILLIPS PETROLEUM CO39 citations92

US4007001AFeb 8, 1977

Combustors and methods of operating same

PHILLIPS PETROLEUM CO24 citations82

US4704333ANov 3, 1987

Pitch conversion

PHILLIPS PETROLEUM CO19 citations78

US4590039AMay 20, 1986

Auto-preseparation of carbon black

PHILLIPS PETROLEUM CO8 citations74

US4503027AMar 5, 1985

Method of producing carbon black

PHILLIPS PETROLEUM CO12 citations74

US4490346ADec 25, 1984

Method for producing carbon black

PHILLIPS PETROLEUM CO12 citations74

US4394350AJul 19, 1983

Method and apparatus for vortex flow carbon black production

PHILLIPS PETROLEUM CO8 citations74

US4370309AJan 25, 1983

Method for removing carbon black deposits

PHILLIPS PETROLEUM CO7 citations74

US4368182AJan 11, 1983

Carbon black production

PHILLIPS PETROLEUM CO11 citations74

US4339422AJul 13, 1982

Carbon black manufacture

PHILLIPS PETROLEUM CO11 citations74

US4321248AMar 23, 1982

Method for vortex flow carbon black production

PHILLIPS PETROLEUM CO8 citations74

US4315901AFeb 16, 1982

Process for producing carbon black

PHILLIPS PETROLEUM CO19 citations74

US4306888ADec 22, 1981

Method for filtering dust

PHILLIPS PETROLEUM CO13 citations74

US4302423ANov 24, 1981

Apparatus and method for producing carbon black

PHILLIPS PETROLEUM CO14 citations74

US4294814AOct 13, 1981

Carbon black process and reactor

PHILLIPS PETROLEUM CO14 citations74

US4247530AJan 27, 1981

Apparatus and method for producing carbon black

PHILLIPS PETROLEUM CO17 citations74

US4228143AOct 14, 1980

Method of producing pelleted carbon black

PHILLIPS PETROLEUM CO15 citations74

US4048063ASep 13, 1977

Induced temperature gradient settling vessel

PHILLIPS PETROLEUM CO10 citations74

US4013420AMar 22, 1977

Carbon black reactor

PHILLIPS PETROLEUM CO7 citations74

US3986836AOct 19, 1976

Carbon black reactor

PHILLIPS PETROLEUM CO7 citations74

US5165916ANov 24, 1992

Method for producing carbide products

PHILLIPS PETROLEUM CO16 citations73

US4093705AJun 6, 1978

Control of carbon black production

PHILLIPS PETROLEUM CO12 citations73

US4600496AJul 15, 1986

Pitch conversion

PHILLIPS PETROLEUM CO10 citations70

US4729885AMar 8, 1988

High mixing reactor process

PHILLIPS PETROLEUM CO3 citations63

US4550013AOct 29, 1985

Decreasing carbon black reactor fouling rate

PHILLIPS PETROLEUM CO2 citations63

US4501720AFeb 26, 1985

Counter-rotational flow in a carbon black reactor

PHILLIPS PETROLEUM CO2 citations63

US4446108AMay 1, 1984

Carbon black manufacture

PHILLIPS PETROLEUM CO6 citations63

US4439400AMar 27, 1984

Apparatus for producing carbon black

PHILLIPS PETROLEUM CO6 citations63

US4418050ANov 29, 1983

Carbon black process

PHILLIPS PETROLEUM CO3 citations63

US4396590AAug 2, 1983

Auto-preseparation of carbon black

PHILLIPS PETROLEUM CO6 citations63

US4328199AMay 4, 1982

Method for producing carbon black

PHILLIPS PETROLEUM CO5 citations63

US4313921AFeb 2, 1982

Carbon black process

PHILLIPS PETROLEUM CO3 citations63

US4299797ANov 10, 1981

Carbon black production

PHILLIPS PETROLEUM CO5 citations63

US4224284ASep 23, 1980

Carbon black reactor

PHILLIPS PETROLEUM CO6 citations63

US4191542AMar 4, 1980

Filtering process for a carbon black-containing gas

PHILLIPS PETROLEUM CO2 citations63

US4072468AFeb 7, 1978

Apparatus for the production of carbon black from coal

PHILLIPS PETROLEUM CO2 citations63

US4046864ASep 6, 1977

Process to produce carbon black

PHILLIPS PETROLEUM CO4 citations63

US4000250ADec 28, 1976

Carbon black production process

PHILLIPS PETROLEUM CO5 citations63

US3975504AAug 17, 1976

Production of carbon black from coal

PHILLIPS PETROLEUM CO2 citations63

US4629615ADec 16, 1986

Counter-rotational flow in a carbon black reactor

PHILLIPS PETROLEUM CO1 citations52

US4554149ANov 19, 1985

Method for producing carbon black

PHILLIPS PETROLEUM CO1 citations52

US4371511AFeb 1, 1983

Decreasing carbon black reactor fouling rate

PHILLIPS PETROLEUM CO0 citations52

US4285926AAug 25, 1981

Start-up of carbon black process

PHILLIPS PETROLEUM CO0 citations52

CHENG PAUL J

1 patent

US4524725AJun 25, 1985

Self-cleaning heat exchanger

CHENG PAUL J2 citations57

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