EP

Elena Mikhailovna Pershikova

Schlumberger Technology: 5 patents #1,262 of 7,293Top 20%
Overall (All Time): #1,005,548 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
9145513 Proppant and method for higher production of a well Joseph Eamonn O'Neill 2015-09-29
8826978 Method of testing the operation of a producing oil well operated using the formation hydrofracturing process 2014-09-09
8685902 Proppant, proppant production method and use of proppant Eamonn Joseph O'Neill 2014-04-01
8420578 Low-density ceramic proppant and its production method Zinaida Usova 2013-04-16
7849923 Proppant entrainment prevention method Alexander Alexandrovich Burukhin, Anatoly Matveev 2010-12-14