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John W. Still

Schlumberger Technology: 31 patents #112 of 7,293Top 2%
Overall (All Time): #115,379 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 25 most recent of 31 patents

Patent #TitleCo-InventorsDate
12241023 In-situ composite polymeric structures for far-field diversion during hydraulic fracturing Patrice Abivin, Konstantin Viktorovich Vidma, Wai Sum Wilson Yip 2025-03-04
11981865 In-situ composite polymeric structures for far-field diversion during hydraulic fracturing Patrice Abivin, Konstantin Viktorovich Vidma, Wai Sum Wilson Yip 2024-05-14
10526531 Compositions and methods for increasing fracture conductivity Dmitriy Ivanovich Potapenko, Leland Ramsey, Timothy Lesko, Dean M. Willberg, Theodore Lafferty 2020-01-07
10011763 Methods to deliver fluids on a well site with variable solids concentration from solid slurries Ryan Hartman, Mohan K.R. Panga, Bruno Drochon, Carlos Abad, Marieliz Garcia-Lopez De Victoria +2 more 2018-07-03
9238772 High solids content methods and slurries Mohan K.R. Panga, Peter J. Photos, Bruno Drochon, Balkrishna Gadiyar, Ryan Hartman +1 more 2016-01-19
8936082 High solids content slurry systems and methods Mohan K.R. Panga, Peter J. Photos, Bruno Drochon, Mehmet Parlar, Balkrishna Gadiyar +2 more 2015-01-20
8765646 High solids content slurries and methods Mohan K.R. Panga, Philip F. Sullivan, Balkrishna Gadiyar, Ryan Hartman, Bruno Drochon +1 more 2014-07-01
8752627 System and method for low damage fracturing Ryan Hartman, Mohan K.R. Panga, Bruno Drochon 2014-06-17
8662172 Methods to gravel pack a well using expanding materials Mohan K.R. Panga, Nitin Y. Vaidya, Bruno Drochon, Juan-Carlos Santamaria, Isabelle Couillet +2 more 2014-03-04
8564315 Downhole corrosion monitoring Patrick Fisseler, Anthony R. H. Goodwin, Pierre Campanac 2013-10-22
8511381 High solids content slurry methods and systems Mohan K.R. Panga, Balkrishna Gadiyar, Bruno Drochon 2013-08-20
8496056 System and method for low damage fracturing Ryan Hartman, Mohan K.R. Panga, Bruno Drochon 2013-07-30
8490699 High solids content slurry methods Mohan K.R. Panga, Peter J. Photos, Balkrishna Gadiyar, Bruno Drochon, Bryan Stamm 2013-07-23
8490698 High solids content methods and slurries Mohan K.R. Panga, Peter J. Photos, Bruno Drochon, Balkrishna Gadiyar, Ryan Hartman +1 more 2013-07-23
8230936 Methods of forming acid particle based packers for wellbores Stephen Davies, Frank Espinosa, Jean-Louis Pessin 2012-07-31
8210249 System and method for low damage gravel packing Mohan K.R. Panga, Balkrishna Gadiyar, Ryan Hartman, Bruno Drochon, Bryan Stamm 2012-07-03
8183179 System, method, and apparatus for acid fracturing with scale inhibitor protection Marieliz Garcia-Lopez De Victoria, Toan Bui 2012-05-22
8119574 High solids content slurries and methods Mohan K.R. Panga, Philip F. Sullivan, Balkrishna Gadiyar, Ryan Hartman, Bruno Drochon +1 more 2012-02-21
8016040 Fluid loss control Syed A. Ali, Mohan K.R. Panga, Gary John Tustin, Balkrishna Gadiyar 2011-09-13
8008234 Method and composition comprising at least three different average particle volume particulates for low damage gravel packing Mohan K.R. Panga, Balkrishna Gadiyar, Ryan Hartman, Bruno Drochon, Bryan Stamm 2011-08-30
7923415 Methods to reduce settling rate of solids in a treatment fluid Mohan K.R. Panga, Bruno Drochon, Isabelle Couillet, Juan-Carlos Santamaria, Peter J. Photos 2011-04-12
7886822 System, method, and apparatus for acid fracturing with scale inhibitor protection Marieliz Garcia-Lopez De Victoria, Toan Bui 2011-02-15
7855168 Method and composition for removing filter cake Michael J. Fuller, Syed A. Ali, Laurent Pirolli 2010-12-21
7841411 Use of polyimides in treating subterranean formations Michael J. Fuller 2010-11-30
7806182 Stimulation method George Waters, Paul R. Howard, Don Williamson 2010-10-05