1
David H Neuroth, Phillip R Wilbourn, Larry V Dalrymple, Don C Cox: Live well heater cable. Baker Hughes Incorporated, Bracewell & Patterson L, July 1, 2003: US06585046 (206 worldwide citation)

A method of heating gas being produced in a well reduces condensate occurring in the well. A cable assembly having at least one insulated conductor is deployed into the well while the well is still live. Electrical power is applied to the conductor to cause heat to be generated. Gas is allowed up pa ...


2
David H Neuroth, Larry V Dalrymple, Robert Bailey: Oil well heater cable. Baker Hughes Incorporated, James E Bradley, July 21, 1998: US05782301 (146 worldwide citation)

A heater cable is strapped alongside tubing in a well to heat the production fluids flowing through the tubing. The heater cable has three copper conductors surrounded by a thin electrical insulation layer. An extrusion of lead forms a protective layer over the insulation layers. The lead sheaths ha ...


3
David H Neuroth, Earl B Brookbank, Eugene D Bespalov, Tim Jackson, Paulo S Tubel: Coiled tubing strings and installation methods. Baker Hughes Incorporated, Madan Mossman & Sriram P C, February 27, 2001: US06192983 (55 worldwide citation)

This invention provides oilfield spooled coiled tubing production and completion strings assembled at the surface to include sensors and one or more controlled devices which can be tested from a remote location. The devices may have upsets in the coiled tubing. The strings preferably include conduct ...


4
John L Bearden, Kenneth T Bebak, Earl B Brookbank, Don C Cox, Ronald S Fordyce, David H Neuroth, Steven K Tetzlaff: Live well deployment of electrical submersible pump. Baker Hughes Incorporated, Bracewell & Patterson L, December 11, 2001: US06328111 (51 worldwide citation)

A method for installing a submersible pump assembly that allows deployment in a live well under pressure. In some of the embodiments, a pressure barrier is installed in the well lower than a length of the submersible pump assembly. The submersible pump assembly is lowered on a line into the chamber, ...


5
Phillip S Sizer, Malcolm N Council, Willard J Deese, E G Hoffman, Robert F Bailey, David H Neuroth: Electrical cable in reeled tubing. Otis Engineering Corporation, Ross Howison Clapp & Korn, March 2, 1993: US05191173 (43 worldwide citation)

An electrical cable assembly (10) comprising a cable core (12) and filler layer (16) encased in longitudinally welded reeled tubing (23) so as to restrict relative axial and longitudinal motion between the cable core (12) and reeled tubing (23). Small-diameter tubing (24) is optionally provided as p ...


6
David H Neuroth: Electrical cable connector for use in oil wells. Hubbell Incorporated, Jerry M Presson, Alfred N Goodman, May 22, 1990: US04927386 (43 worldwide citation)

An electrical cable connector for connecting an electrical cable to an electric motor, especially in an oil well. The electrical cable connector includes a hollow cylindrical housing receiving a portion of the electrical cable therein and a sealing assembly for sealing the space between the cable an ...


7
David H Neuroth: Reinforced electrical cable and method of forming the cable. Harvey Hubbell Incorporated, Jerry M Presson, Alfred N Goodman, June 23, 1987: US04675474 (41 worldwide citation)

A reinforced electrical cable having a plurality of conductor assemblies in an armor covering, and filler material filling the interstices between the conductor assemblies and the armor covering, and the method of forming the cable. Each conductor assembly includes a core of conducting material, a l ...


8
David W Livingston, David H Neuroth, David G Korte: Cross-linked polyethylene cable insulation. Baker Hughes Incorporated, Felsman Bradley Gunter & Dillon, June 20, 1995: US05426264 (28 worldwide citation)

An electrical cable for use in submersible well pumps in oil and gas well environments is provided having an electrical conductor core which is surrounded by an insulating layer of cross-linked polyethylene. A barrier layer surrounds the cross-linked polyethylene insulating layer. The barrier layer ...


9
David H Neuroth: Lead sheathed power cable. Hubbell Incorporated, Jerry M Presson, Alfred N Goodman, October 25, 1988: US04780574 (28 worldwide citation)

A lead sheathed power cable especially useful for powering electric submersible pumps in brine wells. The cable is easy to grip and support and resists damage during flexing and chemical attack. The cable comprises at least one power conduit, vulcanized filler material enclosing the power conduit, a ...


10
David H Neuroth: Cable jacketing method. Baker Hughes, James E Bradley, Mark W Handley, July 11, 1995: US05431759 (26 worldwide citation)

An electrical cable and a method for manufacturing the electrical cable are provided in which a plurality of insulated conductors have a protective jacket extruded thereabout, the protective jacket having an exterior ribbed surface which includes a plurality of longitudinally extending ribs between ...