1
Randy C Tolman, Kris J Nygaard, Abdel Wadood M El Rabaa, William A Sorem: Method for treating multiple wellbore intervals. ExxonMobil Upstream Research Company, April 8, 2003: US06543538 (231 worldwide citation)

This invention provides a method for treating multiple intervals in a wellbore by perforating at least one interval then treating and isolating the perforated interval(s) without removing the perforating device from the wellbore during the treatment or isolation. The invention can be applied to hydr ...


2
Randy C Tolman, Lawrence O Carlson, David A Kinison, Kris J Nygaard, Glenn S Goss, William A Sorem, Lee L Shafer: Method and apparatus for stimulation of multiple formation intervals. ExxonMobil Upstream Research Company, May 28, 2002: US06394184 (149 worldwide citation)

The invention provides an apparatus and method for perforating and treating multiple intervals of one or more subterranean formations intersected by a wellbore by deploying a bottom-hole assembly (“BHA”) having a perforating device and at least one sealing mechanism within said wellbore. The BHA may ...


3
Randy C Tolman, Lawrence O Carlson, David A Kinison, Kris J Nygaard, Glenn S Goss, William A Sorem, Lee L Shafer: Method and apparatus for stimulation of multiple formation intervals. ExxonMobil Upstream Research Company, February 18, 2003: US06520255 (103 worldwide citation)

The invention discloses methods of, as well as apparatus and systems for, perforating and treating multiple intervals of one or more subterranean formations intersected by a wellbore by deploying a bottom-hole assembly (“BHA”) having a perforating device and a sealing mechanism within said wellbore. ...


4
Randy C Tolman, Lawrence O Carlson, David A Kinison, Kris J Nygaard, Glenn S Goss, William A Sorem, Lee L Shafer: Method and apparatus for stimulation of multiple formation intervals. ExxonMobil Upstream Research Company, ExxonMobil Upstream Research Co Law Dept, June 13, 2006: US07059407 (70 worldwide citation)

The invention discloses methods of, as well as apparatus and systems for, perforating and treating multiple intervals of one or more subterranean formations intersected by a wellbore by deploying within said wellbore a bottom-hole assembly (“BHA”) having a perforating device and a sealing mechanism, ...


5
Randy C Tolman, David A Kinison, Kris J Nygaard, William A Sorem, Timothy J Hall, Jeffrey R Bailey: Perforating gun assembly for use in multi-stage stimulation operations. ExxonMobil Upstream Research Company, Pamela L Wilson, January 6, 2004: US06672405 (54 worldwide citation)

A perforating gun assembly for use in perforating multiple intervals of at least one subterranean formation intersected by a cased wellbore and in treating the multiple intervals using a diversion agent, such as ball sealers. In one embodiment, the apparatus of the present invention comprises a perf ...


6
Randy C Tolman, Lawrence O Carlson, David A Kinison, Kris J Nygaard, Glenn S Goss, William A Sorem, Lee L Shafer: Method and apparatus for stimulation of multiple formation intervals. ExxonMobile Upstream Research Company, October 25, 2005: US06957701 (48 worldwide citation)

The invention discloses methods of, as well as apparatus and systems for, perforating and treating multiple intervals of one or more subterranean formations intersected by a wellbore by deploying within said wellbore a bottom-hole assembly (“BHA”) having a perforating device and a sealing mechanisms ...


7
Ari Glezer, Kris J Nygaard, John M Wiltse: Method and apparatus for controlled modification of fluid flow. Cahill Sutton & Thomas, August 20, 1991: US05040560 (30 worldwide citation)

Substantial alteration of the flow conditions in a fluid stream are effected by the application of controlled disturbances to the boundary of or within the stream by one or more piezoelectric actuators. The actuators have resonance frequencies substantially in excess of the unstable frequencies of t ...


8
Randy C Tolman, William A Sorem, Kris J Nygaard, Jeff W Simons, Curtis W Kofoed: Method and apparatus associated with stimulation treatments for wells. ExxonMobil Upstream Research Company, ExxonMobil Upstream Research Company Law Department, July 23, 2013: US08490685 (8 worldwide citation)

A method and apparatus associated with the production of hydrocarbons. In one embodiment, the method describes connecting multiple wells to a stimulation fluid pumping system via a pumping system manifold. The pumping system manifold is adjusted to provide a first well flow path from the stimulation ...


9
Randy C Tolman, Renzo M Angeles Boza, Kris J Nygaard, Christian S Mayer, Pavlin B Entchev: Systems and methods for secondary sealing of a perforation within a wellbore casing. ExxonMobil Upstream Research Company, ExxonMobil Upstream Research Company Law Department, September 19, 2017: US09765592

Systems and methods for secondary sealing of a perforation present within a wellbore casing associated with a primary sealing agent. The wellbore casing defines a casing conduit present within a wellbore that extends between a surface region and a subterranean formation. The systems and methods incl ...


10
Randy C Tolman, Timothy G Benish, Geoffrey Steiner, Kris J Nygaard: Systems and methods for stimulating a multi-zone subterranean formation. ExxonMobil Upstream Research Company, ExxonMobil Upstream Research Company—Law Department, May 8, 2018: US09963960

Methods for stimulating a subterranean formation comprising providing a stimulating fluid stream to a casing conduit that is defined by a production casing that extends within the subterranean formation to increase a fluid pressure within the casing conduit. The methods further include locating an i ...