1
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 ...


2
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 ...


3
Dan T Mueller, Virgilio G Boncan, Jimmy P Dickerson: Stress resistant cement compositions and methods for using same. BJ Services Company, O&apos Keefe Egan & Peterman, May 15, 2001: US06230804 (134 worldwide citation)

Aluminum silicate and/or fibrous mineral-containing cement compositions for cementing wellbores in high stress environments, such as for cementing multi-lateral completions. The cement compositions typically comprise a mixture of a reactive aluminum silicate and/or fibrous mineral such as wollastoni ...


4
Dan T Mueller, Jimmy P Dickerson: Slag-based well cementing compositions and methods. BJ Services Company, Charles D Gunter Jr, Grady K Bergen, June 6, 1995: US05421409 (45 worldwide citation)

By the addition of wollastonite to slag based cements, such as those formed when converting drilling fluids to cementitious materials in oil and gas well applications, the flexural strength of the cementitious material is improved. The method involves forming a pumpable slurry of drilling fluid, bla ...


5
Gino F DiLullo Arias, Phillip J Rae, Dan T Mueller: Multi-functional additive for use in well cementing. BJ Services Company, Howrey Simon Arnold & White, May 22, 2001: US06235809 (31 worldwide citation)

This invention relates to a cement composition for cementing oil, gas and geothermal wells comprising: a cement; and an additive comprising a blend of a sodium silicate; water; a carrageenan suspending agent; a sodium polyacrylate; an AMPS terpolymer; a dispersant; and a cellulosic water soluble pol ...


6
Dan T Mueller: Cement compositions useful in oil and gas wells. BJ Services Company, Howrey, January 2, 2007: US07156173 (27 worldwide citation)

Cement compositions containing low reactivity materials are disclosed. The compositions are useful in conditions involving high temperatures, high pressures, and tectonic forces such as oil and gas wells. The cement compositions display increased compressive strength, flexural strength, and tensile ...


7
Dan T Mueller, Daniel J Daulton, Phillip J Rae, Neil Johnston, Gino DiLullo: Mud suspension control system. BJ Services Company, Arnold White & Durkee, November 2, 1999: US05975220 (7 worldwide citation)

A drilling fluid additive for controlling solids comprising a carrageenan material, such as iota or kappa carrageenan. The drilling fluid additive may be used with other additives, such as a polyacrylate dispersant. Among other things, the drilling fluid additive may be used to drill deviated or hor ...


8
Dan T MUELLER: Cement compositions useful in oil and gas wells. Bj Services Company, Howrey Simon Arnold & White, July 15, 2004: US20040134657-A1

Cement compositions containing low reactivity materials are disclosed. The compositions are useful in conditions involving high temperatures, high pressures, and tectonic forces such as oil and gas wells. The cement compositions display increased compressive strength, flexural strength, and tensile ...


9
Douglas B Bell, Dan T Mueller, Malcolm GS Gray Stepehns: Method and apparatus for through rotary sub-sea pile-driving. Williams Morgan & Amerson PC, January 13, 2005: US20050006105-A1

A method and apparatus for driving a pile are disclosed. The pile-driving apparatus comprises a pile, a shoe tip coupled to a toe of the pile, and a drill string disposed within the pile. The drill string comprises a gripping device coupling the drill string to the pile and a hammer deployed into th ...


10
Dan T Mueller: Cement compositions useful in oil and gas wells. BJ Services Company, Howrey, March 15, 2007: US20070056477-A1

Cement compositions containing low reactivity materials are disclosed. The compositions are useful in conditions involving high temperatures, high pressures, and tectonic forces such as oil and gas wells. The cement compositions display increased compressive strength, flexural strength, and tensile ...