1
Roger J Card, Paul R Howard, Jean Pierre Feraud: Control of particulate flowback in subterranean wells. Dowell Schlumberger Incorporated, Stephen A Littlefield, July 19, 1994: US05330005 (335 worldwide citation)

The addition of fibrous materials in intimate mixture with particulates for fracturing and gravel packing decreases or eliminates the flowback of proppant and/or formation fines while stabilizing the sand pack and lowering the demand for high polymer loadings in the placement fluids. Preferred fiber ...


2
Roger J Card, Jean Pierre Feraud, Paul R Howard: Control of particulate flowback in subterranean wells. Dowell a Division of Schlumberger Technology, John E Vick Jr, August 8, 1995: US05439055 (312 worldwide citation)

The addition of fibrous materials in intimate mixture with particulates for fracturing and gravel packing decreases or eliminates the flowback of proppant and/or formation fines while stabilizing the sand pack and lowering the demand for high polymer loadings in the placement fluids. Preferred fiber ...


3
Roger J Card, J Ernest Brown, Palathinkara S Vinod, Dean M Willberg, Mathew M Samuel, Frank F Chang: Methods for limiting the inflow of formation water and for stimulating subterranean formations. Schlumberger Technology Corporation, Douglas Y Barbo, November 9, 1999: US05979557 (299 worldwide citation)

A method is provided for limiting the inflow of formation water during a well turn around to maximize polymer recovery after a hydraulic fracturing treatment of a formation. The method includes a step for selectively blocking the pore structure in a water-bearing zone and not blocking the pore struc ...


4
Roger J Card, Paul R Howard, Jean Pierre Feraud, Vernon G Constien: Control of particulate flowback in subterranean wells. Dowell a division of Schlumberger Technology Corporation, John E Vick Jr, March 26, 1996: US05501275 (273 worldwide citation)

The addition of fibrous mixtures in intimate mixtures with particulates for fracturing and gravel packing decreases or eliminates the undesirable flowback of proppant or formation fines while stabilizing the sand pack and lowering the demand for high polymer loadings in the placement fluids. Fibers ...


5
J Ernest Brown, Roger J Card, Erik B Nelson: Methods and compositions for testing subterranean formations. Schlumberger Technology Corporation Dowell division, John E Vick Esq, Douglas Y Barbo Esq, October 12, 1999: US05964295 (239 worldwide citation)

The improved recovery of hydrocarbons from subterranean formations by hydraulically fracturing a subterranean formation is accomplished. Fracturing fluids using a viscoelastic surfactant fluid containing wormlike micelles are useful to improve recovery of hydrocarbons and limit the loss of fracturin ...


6
Roger J Card, Paul R Howard, Jean Pierre Feraud, Vernon G Constien: Control of particulate flowback in subterranean wells. Schlumberger Technolgy Corporation, Gordon G Waggett, Robin C Nava, January 9, 2001: US06172011 (208 worldwide citation)

The addition of fibrous mixtures in intimate mixtures with particulates for fracturing and gravel packing decreases or eliminates the undesirable flowback of proppant or formation fines while stabilizing the sand pack and lowering the demand for high polymer loadings in the placement fluids. Fibers ...


7
Qi Qu, Erik B Nelson, Dean M Willberg, Mathew M Samuel, Jesse C Lee Jr, Frank F Chang, Roger J Card, Palathinkara S Vinod, J Ernest Brown, Ronnie L Thomas: Compositions containing aqueous viscosifying surfactants and methods for applying such compositions in subterranean formations. Schlumberger Technology Corporation, Robin C Nava, Thomas O Mitchell, Stephen F Schlather, August 20, 2002: US06435277 (173 worldwide citation)

The improved recovery of hydrocarbons from subterranean formations by hydraulically fracturing a subterranean formation is accomplished. Fracturing fluids using a viscosifying surfactant fluid containing viscosifying micelles, for example, wormlike micelles, are useful to improve recovery of hydroca ...


8
Thomas O Mitchell, Roger J Card, Arthur Gomtsyan: Cleanup additive. Schlumberger Technology Corporation, Robin C Nava, Thomas Mitchell, John J Ryberg, June 5, 2001: US06242390 (162 worldwide citation)

According to the present invention, a composition and method for hydraulically fracturing a subterranean formation is provided. The composition comprises an aqueous mixture of a hydrated polysaccharide, preferably a galactomannan gum, the hydrated polysaccharide having a plurality of bonding sites; ...


9
Mathew M Samuel, Keith I Dismuke, Roger J Card, J Ernest Brown, Kevin W England: Methods of fracturing subterranean formations. Schlumberger Technology Corporation, Douglas Y&apos Barbo, Thomas O Mitchell, October 23, 2001: US06306800 (139 worldwide citation)

The improved recovery of hydrocarbons from subterranean formations by fracturing and matrix acidizing a subterranean formation is accomplished. Well treatment fluids having a viscoelastic surfactant fluid containing worm like micelles are useful to improve recovery of hydrocarbons and limit the loss ...


10
Erik B Nelson, J Ernest Brown, Roger J Card: Sand control without requiring a gravel pack screen. Dowell a division of Schlumberger Technology, John E Vick Jr, September 3, 1996: US05551514 (99 worldwide citation)

A method combining resin consolidation and placement of fibrous material in intimate mixture with particulates provides a means of stabilizing a formation respect to sand production while enhancing well productivity without requiring a gravel pack screen.