1
H Bernie Luft, Graham Wilde, Peter J Pelensky: Insulated and/or concentric coiled tubing. BJ Services Company U, Nowsco Well Service, Sue Z Butler & Binion L Shaper, January 18, 2000: US06015015 (351 worldwide citation)

A coiled tubing composite comprising insulated coiled tubing, concentric coiled tubing and insulated concentric coil tubing, including structure with centralizers and providing an annulus for insulation. The invention includes a method for assembling concentric coiled tubing, with insulation, and ap ...


2
Harold D Brannon, Christopher J Stephenson, Robert L Dillenbeck, Dan T Mueller: Compositions and methods for cementing using elastic particles. BJ Services Company, O&apos Keefe Egan & Peterman, January 21, 2003: US06508305 (339 worldwide citation)

Cement compositions including mixtures of substantially elastic material and cement that may be formulated exhibit reduced bulk volume shrinkage during curing as compared to conventional cement compositions. In one application, such cement compositions may be used for cementing in substantially clos ...


3
Hoang V Le, Subramanian Kesavan, Jeffrey C Dawson, David J Mack, Scott G Nelson: Compositions and methods for hydraulic fracturing. BJ Services Company, O&apos Keefe Egan & Peterman, January 2, 2001: US06169058 (306 worldwide citation)

A subterranean formation is treated by introducing a fracturing treatment composition comprising a polymer treatment fluid containing a dispersion of hydrophilic water swellable particles into the formation. The water swellable particles comprise synthetic polymers that are crosslinked so that they ...


4
Allan R Rickards, Harold D Brannon, Philip J Rae, Gino A DiLullo, Christopher J Stephenson: Formation treatment method using deformable particles. BJ Services Company, O&apos Keefe Egan & Peterman, December 18, 2001: US06330916 (271 worldwide citation)

A subterranean formation is treated by injecting a blend of fracture proppant material and deformable particulate material into the formation. The deformable particulate material may combine with the fracture proppant material to increase fracture conductivity, reduce fines generation, and/or reduce ...


5
Allan R Rickards, Harold D Brannon, Philip J Rae, Gino A DiLullo, Christopher J Stephenson: Formation treatment method using deformable particles. BJ Services Company, O Keefe Egan & Peterman, May 9, 2000: US06059034 (269 worldwide citation)

A subterranean formation is treated by injecting a blend of fracture proppant material and deformable particulate material into the formation. The deformable particulate material may combine with the fracture proppant material to increase fracture conductivity, reduce fines generation, and/or reduce ...


6
Ronald M Matherly, Allan R Rickards, Jeffrey C Dawson: Compositions and methods for controlling particulate movement in wellbores and subterranean formations. BJ Services Company, O&apos Keefe Egan & Peterman, August 27, 2002: US06439309 (208 worldwide citation)

Silyl-modified polyamides, and subterranean formation treatments employing silyl-modified polyamides to minimize migration or movement of naturally occurring or introducable solid particulates within a subterranean formation and/or within a wellbore penetrating a subterranean formation.


7
Gabriel Slup, Douglas J Lehr: Drillable bridge plug. BJ Services Company, Howrey Simon Arnold & White, December 10, 2002: US06491108 (150 worldwide citation)

A method and apparatus for use in a subterranean well. The apparatus typically includes a subterranean plug including a mandrel having an outer surface and a non-circular cross-section and a packing element arranged about the mandrel, the packing element having a non-cylindrical inner surface matchi ...


8
Jeffrey C Dawson, Hoang V Le, Subramanian Kesavan: Compositions and methods for selective modification of subterranean formation permeability. BJ Services Company, O&apos Keefe Egan & Peterman, May 8, 2001: US06228812 (146 worldwide citation)

Compositions and methods for modifying the permeability of subterranean formations for the purpose of selectively reducing excessive production of aqueous fluids. The compositions include copolymers which may be added to an aqueous fluid to form a water control treatment fluid. The copolymers may in ...


9
Joel L Boles, Arthur S Metcalf, Jeffrey C Dawson: Coated breaker for crosslinked acid. BJ Services Company, Charles D Gunter Jr, Grady K Bergen, March 12, 1996: US05497830 (141 worldwide citation)

A particulate gel breaker for the controlled reduction in viscosity of aqueous acid compositions used in fracture acidizing of subterranean formations, such as in oil and gas wells, is formed for use with crosslinked polymer gels which are crosslinked with organometallic compounds, such as titanium ...


10
Virgilio G Boncan, Dan T Mueller, Murray J Rogers, Windall S Bray: Method and compositions for use in cementing. BJ Services Company, O Keefe Egan & Peterman, November 14, 2000: US06145591 (140 worldwide citation)

Aluminum silicate-containing cement slurries for cementing wellbores in deepwater and cold environments, or in wellbores susceptible to fluid intrusion. The aluminum silicate-containing slurries may also be used as high strength, low density cements for wellbore cementing applications under a variet ...