1
Bradley L Todd, Phillip M Starr, Loren C Swor, Kenneth L Schwendemann, Trinidad Munoz Jr: Biodegradable downhole tools. Halliburton Energy Services, John W Wustenberg, Conley Rose P C, April 8, 2008: US07353879 (187 worldwide citation)

A disposable downhole tool or a component thereof comprises an effective amount of biodegradable material such that the tool or the component thereof desirably decomposes when exposed to a wellbore environment. In an embodiment, the biodegradable material comprises a degradable polymer. The biodegra ...


2
Bradley L Todd, Rajesh K Saini, Loren C Swor, Phillip M Starr: One-time use composite tool formed of fibers and a biodegradable resin. Halliburton Energy Services, John W Wustenberg, Baker Botts L, August 22, 2006: US07093664 (182 worldwide citation)

The present invention is directed to disposable composite downhole tool formed of a resin-coated fiber. The fiber is formed of a degradable polymer, such as a poly(lactide) or polyanhydride. The resin is formed of the same degradable polymer as the fiber. It chemically bonds to the fiber, thereby ma ...


3
Phillip M Starr, Loren C Swor, Kenneth L Schwendemann: Disposable downhole tool with segmented compression element and method. Halliburton Energy Services, John W Wustenberg, Baker Botts L, May 1, 2007: US07210533 (102 worldwide citation)

A disposable downhole tool includes an elongated body and a compression element. The compression element is disposed about the elongated body. The compression element includes at least one preconfigured division at disposal of the disposable downhole tool.


4
Wesley J Burris II, Kenneth L Schwendemann, Phillip M Starr, Michael L Fripp, John J Goiffon, John H Hales, John Rodgers, Darrin N Towers: Downhole tool with navigation system. Halliburton Energy Services, John W Wustenberg, Conley Rose P C, April 29, 2008: US07363967 (98 worldwide citation)

A downhole tool for use in a well bore comprises an onboard navigation system for determining the location of the tool within the well bore, wherein the tool is moved along at least a partial length of the well bore via an external force. A method of locating a downhole tool in a well bore comprises ...


5
Phillip M Starr, Loren C Swor, Steven G Streich: Method for removing a tool from a well. Halliburton Energy Services, John W Wustenberg, Haynes & Boone, May 16, 2006: US07044230 (85 worldwide citation)

A method of treating a subterranean formation penetrated by a wellbore, according to which a tool is fabricated of a material that breaks up or dissolves in the presence of a fluid and is inserted in the wellbore for performing a function in the wellbore. The fluid is then introduced to the tool to ...


6
Wesley J Burris II, Kenneth L Schwendemann, Phillip M Starr, Michael L Fripp, John J Goiffon, John H Hales, John Rodgers, Darrin N Towers: Methods of servicing a well bore using self-activating downhole tool. Halliburton Energy Services, John W Wustenberg, Conley Rose P C, January 29, 2008: US07322416 (78 worldwide citation)

A method of servicing a well bore comprises deploying into the well bore a zonal isolation device operable to self-set at a sensed location, and self-setting the zonal isolation device to hold at the sensed location without receiving command communications from the surface, wherein the zonal isolati ...


7
Michael L Patterson, Loren C Swor, Phillip M Starr, Raymund Meijs, Danny D Delozier, David Armstrong, Steven G Streich: Method for removing a tool from a well. Halliburton Energy Services, John W Wustenberg, Haynes & Boone, August 9, 2005: US06926086 (71 worldwide citation)

A method of treating a subterranean formation surrounding a wellbore, according to which a tool inserted into the wellbore for performing a function in the wellbore is fabricated of a material that breaks up upon detonation of an explosive mounted on the tool, thus allowing the pieces of the tool to ...


8
Loren C Swor, Donald Smith, David Armstrong, Brian K Wilkinson, Phillip M Starr, Stephen E Tilghman: Sealing plug and method for removing same from a well. Halliburton Energy Services, John W Wustenberg, Conley Rose P C, February 12, 2008: US07328750 (54 worldwide citation)

A tool and a method for sealing a casing or a wellbore according to which a device is supported on a mandrel and expands into engagement with the casing or the wellbore. An explosive cutter is also supported on the mandrel and is adapted to explode to cut the mandrel and the device and release the e ...


9
Phillip M Starr, Don S Folds, Lee Wayne Stepp: Screw-driven wellhead isolation tool. Halliburton Energy Services, John W Wustenberg, Anthony L Rahhal, December 23, 2003: US06666266 (41 worldwide citation)

A wellhead isolation tool comprises a threaded drive rod coaxially aligned with a tubular mandrel having a smooth outer surface. A motor displaces the threaded drive rod vertically without rotating the drive rod to move the tubular mandrel through a wellhead into a tubular element in a well. The low ...


10
Loren C Swor, Donald W Winslow, Lee Wayne Stepp, Kenneth G Neal, Phillip M Starr: High temperature high pressure retrievable packer with barrel slip. Halliburton Energy Services, John W Wustenberg, Anthony L Rahhal, November 19, 2002: US06481497 (28 worldwide citation)

A high temperature, high pressure retrievable packer adapted for service under extreme operating conditions when the packer apparatus is held in the wellbore with a mechanical slip and a barrel slip. The barrel slip has a barrel slip body with a plurality of openings defined in the outer surface of ...