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George L Scott III, Gary L Covatch: Real-time reservoir fracturing process. Loren G Helmreich, Browning Bushman, August 27, 2002: US06439310 (97 worldwide citation)

Methods are disclosed for hydraulic fracturing of subterranean reservoir formations using various combinations of gelled fluid, nitrogen, and carbon dioxide base components, in association with proppant and other additives. Selected base components are pumped down a wellbore tubing while other selec ...


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George L Scott III: Systems of injecting phenolic resin activator during subsurface fracture stimulation for enhanced oil recovery. Louis J Hoffman, January 21, 1997: US05595245 (81 worldwide citation)

In connection with downhole placement of proppant materials for the purpose of enhancing oil recovery through a subsurface fracture-stimulation treatment, phenolic resin activator is injected after resin-coated proppant is pumped. The results are a reduced probability of problems attendant to premat ...


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Carl Morgan, George L Scott III: Method and apparatus for lifting oilfield goods to a derrick floor. Browning Bushman, June 27, 2000: US06079925 (51 worldwide citation)

The lifting assembly 10. 110 is provided for lifting oilfield tubular members T onto the floor of a derrick D. The assembly includes a lower base 12 which is positioned at a selected location relative to the derrick, and an upper platform 14 pivotally connected at its rearward end to the base. The u ...


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George L Scott III: System and method for monitoring fracture growth during hydraulic fracture treatment. The Energex Company, Louis J Hoffman, Peter C Warner, August 15, 1995: US05441110 (36 worldwide citation)

A tracer system can monitor in real-time the propagation of a fracture through a rock formation traversed by a well borehole, during hydraulic fracturing processes. The inventive system permits continuous measurement of the movement of gamma-emitting tracers in the fracturing fluid, while the fluid ...


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George L Scott III, Harry D Smith Jr: Method for monitoring the hydraulic fracturing of a subterranean formation. Halliburton Company, June 3, 1997: US05635712 (25 worldwide citation)

A method for real-time monitoring of fracture extension during a fracturing treatment of a producing subterranean formation. A radioactive tracer injector is coupled to and spaced from a gamma ray detector by a distance approximately equal to a distance from a point of injection during fracturing to ...


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George L Scott III: System and method for monitoring fracture growth during hydraulic fracture treatment. The Energex Company, Steven G Lisa, Peter C Warner, June 21, 1994: US05322126 (25 worldwide citation)

Apparatus and methods are disclosed for monitoring in real time the propagation of a fracture through a rock formation traversed by a well borehole, during hydraulic fracturing processes. The inventive system permits continuous measurement of the movement of gamma-emitting tracers in the fracturing ...


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Donald E Wenner, George L Scott III: System for preventing needle displacement in subcutaneous venous access ports. Louis J Hoffman, June 10, 1997: US05637088 (24 worldwide citation)

A threaded, dual needle system is securely attached to a modified subcutaneous venous access port having an internal reservoir, used for intravenous drug therapy particularly in human cancer treatment. A hollow outer needle is paired with a removable, male-threaded solid inner point and inserted thr ...


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George L Scott III: System and method for monitoring fracture growth during hydraulic fracture treatment. The Energex Company, Steven G Lisa, Peter C Warner, May 9, 1995: US05413179 (18 worldwide citation)

A tracer system can monitor in real-time the propagation of a fracture through a rock formation traversed by a well borehole, during hydraulic fracturing processes. The inventive system permits continuous measurement of the movement of gamma-emitting tracers in the fracturing fluid, while the fluid ...



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