Inventor · disambiguated record
Slaheddine Kefi
Also filed as: KEFI SLAHEDDINE
15 granted patents·7 pending applications·354 citations·filing 2000–2016
93Inventor score
Files withSCHLUMBERGER TECHNOLOGY CORP12KEFI SLAHEDDINE3PERSHIKOVA ELENA2AUZERAIS FRANCOIS M1COCHET THOMAS1
Top patents by PatentIndex Score
22 records- 0195US8776882B2Engineered fibers for well treatmentsSCHLUMBERGER TECHNOLOGY CORP·Filed 2013·Granted Jul 15, 2014·63 cites·18 claims
- 0295US6874578B1Cementing compositions and application of such compositions to cementing oil wells or the likeSCHLUMBERGER TECHNOLOGY CORP·Filed 2000·Granted Apr 5, 2005·129 cites·12 claims
- 0394US8371381B2Engineered fibers for well treatmentsSCHLUMBERGER TECHNOLOGY CORP·Filed 2010·Granted Feb 12, 2013·52 cites·19 claims
- 0489US9290689B2Use of encapsulated tracersLAFITTE VALERIE·Filed 2009·Granted Mar 22, 2016·24 cites·19 claims
- 0589US7237608B2Self diverting matrix acidSCHLUMBERGER TECHNOLOGY CORP·Filed 2004·Granted Jul 3, 2007·35 cites·36 claims
- 0687US8535437B2Pumpable geopolymers comprising a fluid-loss agentPERSHIKOVA ELENA·Filed 2010·Granted Sep 17, 2013·9 cites·20 claims
- 0786US7575054B2Self diverting matrix acidSCHLUMBERGER TECHNOLOGY CORP·Filed 2005·Granted Aug 18, 2009·9 cites·20 claims
- 0882US11091686B2Compositions and methods for completing subterranean wellsSCHLUMBERGER TECHNOLOGY CORP·Filed 2016·Granted Aug 17, 2021·3 cites·11 claims
- 0981US8393395B2Use of encapsulated chemical during fracturingCOCHET THOMAS·Filed 2009·Granted Mar 12, 2013·16 cites·26 claims
- 1080US9206343B2Pumpable geopolymers comprising a setting acceleratorPERSHIKOVA ELENA·Filed 2010·Granted Dec 8, 2015·5 cites·18 claims
- 1179US8689869B2Method for providing thixotrophy to fluids downholeSHINDGIKAR NIKHIL·Filed 2009·Granted Apr 8, 2014·6 cites·18 claims
- 1263US9528365B2Apparatuses and methods for testing wellbore fluidsSCHLUMBERGER TECHNOLOGY CORP·Filed 2014·Granted Dec 27, 2016·1 cites·20 claims
- 1352US2016060501A1Methods for Controlling Lost Circulation in A Subterranean Well and Materials ThereforSCHLUMBERGER TECHNOLOGY CORP·Filed 2015·Application pending·0 cites
- 1451US7770644B2Self diverting matrix acidSCHLUMBERGER TECHNOLOGY CORP·Filed 2007·Granted Aug 10, 2010·2 cites·45 claims
- 1551US2015159080A1Well TreatmentSCHLUMBERGER TECHNOLOGY CORP·Filed 2015·Application pending·0 cites
- 1646US2016060502A1Compositions and Methods for Completing Subterranean WellsSCHLUMBERGER TECHNOLOGY CORP·Filed 2013·Application pending·0 cites
- 1741US8991497B2Well treatmentLEE JESSE C·Filed 2012·Granted Mar 31, 2015·0 cites·11 claims
- 1839US2016060500A1Composition and Methods for Completing Subterranean WellsKEFI SLAHEDDINE·Filed 2013·Application pending·0 cites
- 1938US9896612B2Methods for controlling lost circulation in a subterranean well and materials there forKEFI SLAHEDDINE·Filed 2010·Granted Feb 20, 2018·0 cites·7 claims
- 2034US2013160998A1Lost Circulation Materials and Methods of Using SameAUZERAIS FRANCOIS M·Filed 2011·Application pending·0 cites
- 2132US2012090835A1Downhole material-delivery system for subterranean wellsKEFI SLAHEDDINE·Filed 2010·Application pending·0 cites
- 2229US2015240142A1Compositions and Methods for Completing Subterranean WellsSCHLUMBERGER TECHNOLOGY CORP·Filed 2013·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Slaheddine Kefi files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →