1
Kirk L Harris, Edward F Vinson, Daniel L Bour, Patrick T Brunette, Philip C Freyaldenhoven, Lindsey D Lee: Primary cementing. Halliburton Services, Thomas R Weaver, June 30, 1992: US05125455 (219 worldwide citation)

This invention relates to a method of cementing a cylinder in a bore, such as a casing in a wellbore, which method involves the use of a hydraulic cement consisting of discrete particles having a particle size not greater than about 30 microns. The cement which is utilized in a water slurry, has a l ...


2
S Prabhakara Rao, John F Burkhalter: Hydrolytically stable polymers for use in oil field cementing methods and compositions. Halliburton Company, Robert A Kent, Thomas R Weaver, November 26, 1985: US04555269 (210 worldwide citation)

Cementing compositions and methods of using such compositions in oil, gas and water well cementing operations to reduce fluid loss from the composition to the formation are disclosed. Such compositions incorporate certain copolymers and copolymer salts of N,N dimethylacrylamide and 2-acrylamido, 2-m ...


3
David P Ewert, D P Kundert, Jeffrey A Dahl, E Dwyann Dalrymple, Richard R Gerke: Squeeze cementing. Halliburton Company, Thomas R Weaver, June 16, 1992: US05121795 (204 worldwide citation)

This invention relates to a method of terminating the undesirable flow of fluid through a gravel pack in a wellbore, or from a highly permeable portion of or fracture in a subterranean formation into a wellbore, which method involves the use of a hydraulic cement consisting of discrete particles hav ...


4
Kirk L Harris, Edward F Vinson, Daniel L Bour, David P Ewert, Richard R Gerke: Repair of microannuli and cement sheath. Halliburton Services, Thomas R Weaver, July 7, 1992: US05127473 (184 worldwide citation)

This invention relates to a method of repairing holes, channels, voids and microannuli in a cement sheath situated in the annular space between a casing and the wall of a wellbore penetrating a subterranean earth formation, which method involves the use of a hydraulic cement consisting of discrete p ...


5
Kirk L Harris, Edward F Vinson, Daniel L Bour, David P Ewert, Barry B Ekstrand: Repairing leaks in casings. Halliburton Services, Thomas R Weaver, June 23, 1992: US05123487 (183 worldwide citation)

This invention relates to a method of repairing a hole in and thereby terminating the undesirable flow of fluid through a hole in a casing disposed in a wellbore penetrating a subterranean earth formation which method involves the same use of a hydraulic cement consisting of discrete particles havin ...


6
James F Heathman, Ronald J Crook: Fine particle size cement compositions and methods. Halliburton Company, Robert A Kent, Thomas R Weaver, Clifford C Dougherty III, September 13, 1994: US05346012 (181 worldwide citation)

Fine particle size cement compositions and methods of using such compositions for cementing in a subterranean zone penetrated by a well bore are provided. The compositions are basically comprised of a fine particle size hydraulic cement, a fine particle size pozzolanic material and sufficient water ...


7
Michael W Conway: Method and compositions for fracturing subterranean formations. Halliburton Company, Robert A Kent, Thomas R Weaver, September 11, 1984: US04470915 (167 worldwide citation)

An aqueous gel containing a crosslinking agent comprising an organotitanate chelate and a retarding agent which delays crosslinking of the gel. This retarding agent comprises a selected polyhydroxycarboxylic acid having from 3 to 7 carbon atoms. The gel is useful for fracturing and placing propping ...


8
Jimmie D Weaver, Lawrence E Harris, Weldon M Harms: Polymeric well treating method. Halliburton Company, Thomas R Weaver, Robert A Kent, July 30, 1985: US04532052 (149 worldwide citation)

Several new treatment processes and compositions for practicing these processes are provided which substantially alter the fluid flow and surface characteristics of porous permeable particulate formations, especially subterranean formations intersected by an oil well. The compositions of this invent ...


9
Kirk L Harris, Clyde Cook Jr: Well bore drilling direction changing method. Halliburton Company, Thomas R Weaver, February 11, 1992: US05086850 (145 worldwide citation)

This invention relates to a method of changing the direction of drilling a well bore wherein a cement plug is formed in the well bore at a location therein where the direction of drilling is to be changed and a pilot hole is drilled in the plug. The cement plug is formed using a slurry containing hy ...


10
Klein A Rodrigues: Water control. Halliburton Company, Robert A Kent, Thomas R Weaver, August 9, 1994: US05335726 (133 worldwide citation)

A method of forming a gel in a subsurface formation is provided whereby a monomer is polymerized in the formation in the presence of a crosslinker by an initiator selected from azo compounds which are temperature activated over a range of temperatures. The method is particularly useful to substantia ...