1
Belgin Baser, Curtis L Boney, Eric Clum, Jorge E Lopez de Cardenas: Multilayered ball sealer and method of use thereof. Schlumberger Technology Corporation, Rachel E Greene, Tim Curington, May 6, 2014: US08714250 (6 worldwide citation)

A multilayered ball sealer having a deformable layer. The multilayered ball sealer has an outer or intermediate layer that is deformable under pressure. In the former, the deformable layer may be water-soluble or hydrolysable. In the latter, the outer layer is a sheath that contains the deformable l ...


2
Sascha Trummer, Eric Clum, Curtis L Boney, Jorge E Lopez de Cardenas, Belgin Baser, Jason Swaren: Method of placing ball sealers for fluid diversion. Schlumberger Technology Corporation, October 22, 2013: US08561696 (4 worldwide citation)

A method for placing ball sealers within a well formed within a subterranean formation for sealing holes in a casing of the well is carried out by performing at least one of two operations. The first operation involves providing a tag with at least one ball sealer or a carrier fluid containing the a ...


3
Andrey Mirakyan, Richard D Hutchins, Don Williamson, Eric Clum: Controlled release biocides in oilfield applications. SCHLUMBERGER TECHNOLOGY CORPORATION, Jeffrey R Anderson, Rachel Greene, Tim Curington, June 21, 2016: US09371479 (1 worldwide citation)

A method for treating a subterranean formation penetrated by a wellbore, the method including the introduction of a well treatment fluid containing at least an encapsulated biocide. Once the encapsulated biocide is introduced and after a predetermined period of time, a biocide is released from an en ...


4
Diankui Fu, Andrey Fedorov, Olesya Levanyuk, Eric Clum, Larisa Kochmar: Delayed breaking of well treatment fluids. Schlumberger Technology Corporation, Jeremy Tillman, Daryl R Wright, Robin Nava, October 2, 2012: US08276667

An embodiment of a downhole method of breaking of a well treatment fluid relates to overcrosslinking a polymeric thickener with an overcrosslinking agent such as an excess crosslinking agent and/or an excess alkaline material, wherein either or both the agent and/or material may be encapsulated.


5
Sascha Trummer, Eric Clum, Curtis L Boney, Jorge E Lopez de Cardenas, Belgin Baser, Jason Swaren: Method of placing ball sealers for fluid diversion. Schlumberger Technology Corporation, Rachel Greene, Jeremy D Tillman, Tim Curington, March 17, 2015: US08978760

A method for placing ball sealers within a well formed within a subterranean formation for sealing holes in a casing of the well is carried out by performing at least one of two operations. The first operation involves providing a tag with at least one ball sealer or a carrier fluid containing the a ...


6
Belgin Baser, Curtis L Boney, Eric Clum, Jorge E Lopez de Cardenas: Multilayered ball sealer and method of use thereof. Schlumberger Technology Corporation, David Cate, April 23, 2009: US20090101334-A1

A multilayered ball sealer having a deformable layer. The multilayered ball sealer has an outer or intermediate layer that is deformable under pressure. In the former, the deformable layer may be water-soluble or hydrolysable. In the latter, the outer layer is a sheath that contains the deformable l ...


7
Diankui Fu, Andrey Fedorov, Olesya Levanyuk, Eric Clum, Larisa Kochmar: Delayed Breaking of Well Treatment Fluids. Schlumberger Technology Corporation, David Cate, June 3, 2010: US20100132948-A1

An embodiment of a downhole method of breaking of a well treatment fluid relates to overcrosslinking a polymeric thickener with an overcrosslinking agent such as an excess crosslinking agent and/or an excess alkaline material, wherein either or both the agent and/or material may be encapsulated.


8
Sascha Trummer, Eric Clum, Curtis L Boney, Jorge E Lopez de Cardenas, Belgin Baser, Jason Swaren: Method of Placing Ball Sealers For Fluid Diversion. Schlumberger Technology Corporation, David Cate, May 20, 2010: US20100122813-A1

A method for placing ball sealers within a well formed within a subterranean formation for sealing holes in a casing of the well is carried out by performing at least one of two operations. The first operation involves providing a tag with at least one ball sealer or a carrier fluid containing the a ...


9
Eric Clum, Yiyan Chen: Diversion pill and methods of using the same. March 29, 2012: US20120073809-A1

The invention provides a method made of steps of method injecting into a wellbore, a composition comprising an aqueous solution, a viscosifying agent, a degradable material, and sized salt particulates; and allowing viscosity of the composition to increase and form a plug at dynamic reservoir condit ...


10
Andrey Mirakyan, Richard D Hutchins, Don Williamson, Eric Clum: Controlled release biocides in oilfield applications. November 15, 2012: US20120285693-A1

Described is a method for treating a subterranean formation penetrated by a wellbore, the method including the introduction of a well treatment fluid containing at least an encapsulated biocide. Once the encapsulated biocide is introduced and after a predetermined period of time, a biocide is releas ...