P

Inventor

PERKINS THOMAS K

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

ATLANTIC RICHFIELD CO

32 patents
US4489782ADec 25, 1984

Viscous oil production using electrical current heating and lateral drain holes

ATLANTIC RICHFIELD CO351 citations99
US5226749AJul 13, 1993

Waste disposal in hydraulically fractured earth formations

ATLANTIC RICHFIELD CO60 citations96
US4730671AMar 15, 1988

Viscous oil recovery using high electrical conductive layers

ATLANTIC RICHFIELD CO64 citations96
US4705113ANov 10, 1987

Method of cold water enhanced hydraulic fracturing

ATLANTIC RICHFIELD CO109 citations96
US4660643AApr 28, 1987

Cold fluid hydraulic fracturing process for mineral bearing formations

ATLANTIC RICHFIELD CO127 citations96
US4620592ANov 4, 1986

Progressive sequence for viscous oil recovery

ATLANTIC RICHFIELD CO63 citations96
US4484627ANov 27, 1984

Well completion for electrical power transmission

ATLANTIC RICHFIELD CO64 citations96
US3958636AMay 25, 1976

Production of bitumen from a tar sand formation

ATLANTIC RICHFIELD CO114 citations96
US5314265AMay 24, 1994

Waste disposal in hydraulically fractured earth formations

ATLANTIC RICHFIELD CO56 citations93
US5474129ADec 12, 1995

Cavity induced stimulation of coal degasification wells using foam

ATLANTIC RICHFIELD CO22 citations92
US5463164AOct 31, 1995

Waste disposal in subterranean earth formations

ATLANTIC RICHFIELD CO24 citations92
US4679626AJul 14, 1987

Energy efficient process for viscous oil recovery

ATLANTIC RICHFIELD CO34 citations92
US4499948AFeb 19, 1985

Viscous oil recovery using controlled pressure well pair drainage

ATLANTIC RICHFIELD CO46 citations92
US5405224AApr 11, 1995

Subterranean disposal of liquid and slurried solids wastes

ATLANTIC RICHFIELD CO32 citations91
US5429191AJul 4, 1995

High-pressure well fracturing method using expansible fluid

ATLANTIC RICHFIELD CO28 citations89
US3943618AMar 16, 1976

Method of assembly of a dual-walled pipe

ATLANTIC RICHFIELD CO28 citations82
US5273591ADec 28, 1993

Method for cleaning tanker cargo tanks

ATLANTIC RICHFIELD CO7 citations74
US5265651ANov 30, 1993

Foam reduction of vapor emissions from storage tanks

ATLANTIC RICHFIELD CO9 citations74
US5054526AOct 8, 1991

Method and system for reducing hydrocarbon vapor emissions from tankers

ATLANTIC RICHFIELD CO14 citations74
US4981153AJan 1, 1991

Method and apparatus for reducing hydrocarbon vapor emission from a storage tank

ATLANTIC RICHFIELD CO17 citations74
US4830110AMay 16, 1989

Method for completing wells in unconsolidated formations

ATLANTIC RICHFIELD CO9 citations74
US4768592ASep 6, 1988

Enhanced oil recovery process

ATLANTIC RICHFIELD CO9 citations74
US4522262AJun 11, 1985

Single well electrical oil stimulation

ATLANTIC RICHFIELD CO12 citations74
US4445575AMay 1, 1984

Borehole cementing over water

ATLANTIC RICHFIELD CO8 citations74
US4422830ADec 27, 1983

Performance of a pipeline additive injection system

ATLANTIC RICHFIELD CO8 citations74
US4413679ANov 8, 1983

Wellbore cathodic protection

ATLANTIC RICHFIELD CO13 citations74
US4687059AAug 18, 1987

Enhanced hydrocarbon recovery process utilizing thermoelastic fracturing

ATLANTIC RICHFIELD CO16 citations67
US5125439AJun 30, 1992

Method for controlling vapor emissions during loading of tankers

ATLANTIC RICHFIELD CO6 citations63
US4532990AAug 6, 1985

Isolation of an electrical power transmission well

ATLANTIC RICHFIELD CO3 citations63
US4120506AOct 17, 1978

Wellhead seal

ATLANTIC RICHFIELD CO2 citations63
US4402226ASep 6, 1983

Ice stress gauge

ATLANTIC RICHFIELD CO4 citations59
US3995695ADec 7, 1976

Method for completing a well in a permafrost zone

ATLANTIC RICHFIELD CO5 citations54

PETRO CANADA EXPLORATION INC

1 patent