1
Jack E Bridges: Electrical heating of mineral well deposits using downhole impedance transformation networks. Uentech Corporation, Dorn McEachran Jambor & Keating, April 15, 1997: US05621844 (315 worldwide citation)

A.C. electrical heating system for heating a fluid reservoir (deposit) in the vicinity of a mineral fluid well, usually an oil well, utilizes A.C. electrical power in a range of 25 Hz to 30 KHz. The well has a borehole extending down through an overburden and into a subterranean fluid (oil) reservoi ...


2
Jack E Bridges, George T Dubiel: Power sources for downhole electrical heating. Uentech Corporation, Kinzer Plyer Dorn McEachran & Jambor, March 31, 1992: US05099918 (274 worldwide citation)

Electrical power sources and systems for heating in or adjacent to an oil well or other mineral well, or for heating other earth media, each comprising an A.C. heating generator that generates an A.C. heating current at a selected heating frequency substantially different from the conventional 50/60 ...


3
Jack E Bridges: Low flux leakage cables and cable terminations for A.C. electrical heating of oil deposits. Uentech Corporation, Dorn McEachran Jambor & Keating, February 3, 1998: US05713415 (265 worldwide citation)

Low-flux-leakage cables and cable terminations for an A.C. electrical heating system that heats a fluid reservoir around a mineral fluid well, usually an oil well; the system utilizes A.C. electrical heating power in a range of 25 to 1000 Hz. The well has a borehole extending down through overburden ...


4
Allen Taflove, Guggilam C Sresty, Korada Umashankar: Method and apparatus for enhancing liquid hydrocarbon production from a single borehole in a slowly producing formation by non-uniform heating through optimized electrode arrays surrounding the borehole. Uentech Corporation, Vaden Eickenroht Thompson & Boulware, May 5, 1987: US04662438 (234 worldwide citation)

Method and apparatus for enhancing liquid hydrocarbon production through a single traditional producing borehole recognizing traditional producing well spacing from a slowly producing formation by use of non-uniform heating through interrelated electrode arrays surrounding the borehole. Heating the ...


5
Jack E Bridges, Thomas J Bajzek, Kenneth E Hofer, Homer L Spencer, Larry G Smith, Vincent R Young: Robust electrical heating systems for mineral wells. Uentech Corporation, Kinzer Plyer Dorn McEachran & Jambor, December 3, 1991: US05070533 (110 worldwide citation)

Electrical heating system for mineral wells, particularly oil wells, in which the reservoir or "pay zone" is heat stimulated or some well components (e.g., the tubing) are heated, or both, by electrical power supplied to a multi-perforate electrode have the operating efficiency enhanced by effective ...


6
Jack E Bridges, George T Dubiel, Thomas J Bajzek: Corrosion inhibition apparatus for downhole electrical heating. Uentech Corporation, Kinzer Plyer Dorn McEachran & Jambor, April 24, 1990: US04919201 (37 worldwide citation)

Corrosion inhibition apparatus in an electromagnetic heating system for in situ downhole heating in an oil well or other mineral fluid well that includes an A.C. power source for a high amperage, low frequency heating current (e.g. over 50 amperes at 0.01 to 35 Hz) and a D.C. bias source for generat ...


7
Jack E Bridges: Corrosion inhibition method and apparatus for downhole electrical heating in mineral fluid wells. Uentech Corporation, Kinzer Plyer Dorn McEachran & Jambor, May 7, 1991: US05012868 (24 worldwide citation)

Method and apparatus for corrosion inhibition in an electromagnetic heating system for heating a portion of a mineral fluid deposit adjacent an oil well or other mineral fluid well, in situ. The preferred apparatus includes a power source, that develops a high amperage heating current, over 100 ampe ...


8
Bridges Jack E: Cables a lignes de fuite a bas flux et bernes de cables pour le chauffage electrique en c.a. du petrole, Low flux leakage cables and cable terminations for a.c. electrical heating of oil deposits. Uentech Corporation, Uentech Corporation, BORDEN LADNER GERVAIS, June 20, 2000: CA2152521 (14 worldwide citation)

The invention relates to an A.C. electrical heating system for heating a fluid reservoir in the vicinity of a mineral fluid well, utilizing A.C. electrical power in a range of 25 to 1000 HZ. The well comprises a borehole extending down through an overburden and through a subterranean fluid (oil) res ...


9
Sresty Guggilam C, Taflove Allen, Umashankar Korada: Methode et dispositif dextraction activee des hydrocarbures liquides par chauffage du gisement, Method and apparatus for enhancing liquid hydrocarbon production by formation heating. Uentech Corporation, MEREDITH & FINLAYSON, May 30, 1989: CA1254934

METHOD AND APPARATUS FOR ENHANCING LIQUIDHYDROCARBON PRODUCTION BY FORMATION HEATING Abstract of the Invention Method and apparatus for enhancing liquidhydrocarbon production through a single traditionalproducing borehole recognizing traditional producing wellspacing from a slowly producing formatio ...


10
Bridges Jack E, Dubiel George T: Sources dalimentation pour chauffage electrique de fond, Power sources for downhole electrical heating. Uentech Corporation, BORDEN LADNER GERVAIS, February 8, 1994: CA2015318

POWER SOURCES FOR DOWNHOLE ELECTRICAL HEATING Abstract of the Disclosure Electrical power sources and systems for heating inor adjacent to an oil well or other mineral well, or forheating other earth media, each comprising an A.C. heatinggenerator that generates an A.C. heating current at aselected ...