P

Inventor

BROWN ALFRED

38 patents

Patents

38 patents
US4718485AJan 12, 1988

Patterns having horizontal and vertical wells

TEXACO INC143 citations97
US4688418AAug 25, 1987

Method and apparatus for determining mass flow rate and quality in a steam line

TEXACO INC96 citations95
US4007785AFeb 15, 1977

Heated multiple solvent method for recovering viscous petroleum

TEXACO INC74 citations95
US3954141AMay 4, 1976

Multiple solvent heavy oil recovery method

TEXACO INC74 citations95
US4727937AMar 1, 1988

Steamflood process employing horizontal and vertical wells

TEXACO INC102 citations94
US4085799AApr 25, 1978

Oil recovery process by in situ emulsification

TEXACO INC90 citations94
US4004636AJan 25, 1977

Combined multiple solvent and thermal heavy oil recovery

TEXACO INC69 citations94
US4617993AOct 21, 1986

Carbon dioxide stimulated oil recovery process

TEXACO INC29 citations93
US4558742ADec 17, 1985

Method and apparatus for gravel packing horizontal wells

TEXACO INC43 citations93
US4553595ANov 19, 1985

Method for forming a gravel packed horizontal well

TEXACO INC46 citations93
US4653583AMar 31, 1987

Optimum production rate for horizontal wells

TEXACO INC51 citations92
US4175618ANov 27, 1979

High vertical and horizontal conformance thermal oil recovery process

TEXACO INC33 citations92
US4119149AOct 10, 1978

Recovering petroleum from subterranean formations

TEXACO INC31 citations92
US3983939AOct 5, 1976

Method for recovering viscous petroleum

TEXACO INC44 citations92
US4727489AFeb 23, 1988

Apparatus for analyzing the annulus effluent of a well

TEXACO INC50 citations90
US4577688AMar 25, 1986

Injection of steam foaming agents into producing wells

TEXACO INC28 citations90
US4491180AJan 1, 1985

Tapered steam injection process

TEXACO INC30 citations90
US4589486AMay 20, 1986

Carbon dioxide flooding with a premixed transition zone of carbon dioxide and crude oil components

TEXACO INC26 citations88
US4535845AAug 20, 1985

Method for producing viscous hydrocarbons from discrete segments of a subterranean layer

TEXACO INC23 citations81
US4495994AJan 29, 1985

Thermal injection and in situ combustion process for heavy oils

TEXACO INC22 citations81
US4299284ANov 10, 1981

High sweep efficiency enhanced oil recovery process

TEXACO INC23 citations81
US4166503ASep 4, 1979

High vertical conformance steam drive oil recovery method

TEXACO INC27 citations81
US4166501ASep 4, 1979

High vertical conformance steam drive oil recovery method

TEXACO INC25 citations81
US4166504ASep 4, 1979

High vertical conformance steam drive oil recovery method

TEXACO INC23 citations81
US4141415AFeb 27, 1979

Method of recovering hydrocarbons by improving the vertical conformance in heavy oil formations

TEXACO INC25 citations81
US4050513ASep 27, 1977

Method of treating a high temperature formation to permit the use therein of temperature sensitive hydrophilic, viscosity increasing polymers

TEXACO INC22 citations81
US4501325AFeb 26, 1985

Method for predicting workovers and shut-ins from analyzing the annulus effluent of a well

TEXACO INC25 citations80
US4166502ASep 4, 1979

High vertical conformance steam drive oil recovery method

TEXACO INC19 citations73
US4736792AApr 12, 1988

Viscous oil recovery method

TEXACO INC15 citations72
US4592424AJun 3, 1986

Secondary recovery procedure

TEXACO INC11 citations72
US4547078AOct 15, 1985

Method and device for measuring steam quality

TEXACO INC12 citations72
US4207945AJun 17, 1980

Recovering petroleum from subterranean formations

TEXACO INC12 citations72
US4159037AJun 26, 1979

High conformance oil recovery process

TEXACO INC16 citations72
US3951210AApr 20, 1976

Sand control method employing asphaltenes

TEXACO INC8 citations72
US4177752ADec 11, 1979

High vertical conformance steam drive oil recovery method

TEXACO INC11 citations71
US5225674AJul 6, 1993

Method of delineating naturally fractured intervals in subterranean formations

TEXACO INC13 citations64
US4046196ASep 6, 1977

Secondary oil recovery process

TEXACO INC6 citations56
US4425968AJan 17, 1984

Selective water exclusion

TEXACO INC0 citations52