BL

Bernhard Lungwitz

Schlumberger Technology: 19 patents #250 of 7,293Top 4%
Overall (All Time): #235,653 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11427753 Method of making rod-shaped particles for use as proppant and anti-flowback additive Jose Alberto Ortega Andrade, Jiangshui Huang 2022-08-30
11319476 Cellulose nanofibers in extended cement systems Andrey Vladimirovich Yakovlev, Giselle Refunjol, Mei-Ling Ho 2022-05-03
11008844 Method for hydraulic fracturing (variants) Chad Kraemer, Fedor Nikolaevich Litvinets, Sergey Vladimirovich Semenov, Mohan Kanaka Raju Panga, Maxim Pavlovich Yutkin +3 more 2021-05-18
10808497 Methods of zonal isolation and treatment diversion Dmitriy Ivanovich Potapenko, Alexey Alexandrovich Sova, Svetlana Viktorovna Nesterova, Olga Petrovna Alekseenko, Bruno Lecerf +4 more 2020-10-20
10557079 Method of making rod-shaped particles for use as proppant and anti-flowback additive Jose Alberto Ortega Andrade, Jiangshui Huang 2020-02-11
10421897 Method of treating a well with the formation of proppant structures (variants) Sergey Sergeevich SKIBA, Kira Vladimirovna Yudina, Maxim Pavlovich Yutkin, Andrey Vladimirovich Yakovlev, Mohan Kanaka Raju Panga +4 more 2019-09-24
10391679 Perforated membranes and methods of making the same Jiangshui Huang, Jose Alberto Ortega Andrade 2019-08-27
10369724 Method of making spheroidal particles Jose Alberto Ortega Andrade, Jiangshui Huang 2019-08-06
10040985 Compositons and methods for curing lost circulation Olga Alexandrovna Minikh, Diankui Fu, Fatma Daou 2018-08-07
9932519 Method of making particles having a ridge portion for use as proppant Jiangshui Huang, Jose Alberto Ortega Andrade 2018-04-03
9896618 Method of making rod-shaped particles for use as proppant and anti-flowback additive Jiangshui Huang, Jose Alberto Ortega Andrade 2018-02-20
9611716 Compositions and methods for reducing fluid loss Fatma Daou, Olga Alexandrovna Minikh, Diankui Fu 2017-04-04
9556703 Swellable elastomer and its use in acidizing or matrix stimulation Fatma Daou, Olga Alexandrovna Minikh, Diankui Fu, Gregory Kubala 2017-01-31
9034802 Friction reduction fluids Alex Ahrenst, Christopher N. Fredd, Carlos Abad, Nihat Gurmen, Yiyan Chen +6 more 2015-05-19
7776796 Methods of treating wellbores with recyclable fluids Alexander Shapovalov, Alejandro Pena, Rene Schuurman 2010-08-17
7350572 Methods for controlling fluid loss Christopher N. Fredd, Brad Holms, John Engels 2008-04-01
7299870 Self diverting matrix acid Marieliz Garcia-Lopez De Victoria, Yenny Christanti, Golchehreh Salamat, Zhijun Xiao 2007-11-27
6881709 Viscosity reduction of viscoelastic surfactant based fluids Erik Nelson, Keith Ingram Dismuke, Mathew M. Samuel, Golchi Salamat, Trevor Hughes +6 more 2005-04-19
6762154 Viscoelastic surfactant fluids stable at high brine concentrations Mark Brady, Sylvie Daniel, Mehmet Parlar, Colin Price-Smith, Elizabeth Morris 2004-07-13