Salem Lotfi Elsayed

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Hurghada, EG

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Patents Grantslast 30 patents

Information Patent Grant
Cable bypass and method for controlled entry of a tubing string and...
- Patent number 9,458,677
- Issue date Oct 4, 2016
- Schlumberger Technology Corporation
- John David Struthers
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus for installing a wireline for logging or other...
- Patent number 8,899,338
- Issue date Dec 2, 2014
- Schlumberger Technology Corporation
- Salem Lotfi Elsayed
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cable bypass and method for controlled entry of a tubing string and...
- Patent number 8,573,294
- Issue date Nov 5, 2013
- Schlumberger Technology Corporation
- John David Struthers
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
CABLE BYPASS AND METHOD FOR CONTROLLED ENTRY OF A TUBING STRING AND...
- Publication number 20130292139
- Publication date Nov 7, 2013
- Schlumberger Technology Corporation
- John David Struthers
- E21 - EARTH DRILLING MINING
Information Patent Application
METHOD AND APPARATUS FOR INSTALLING A WIRELINE FOR LOGGING OR OTHER...
- Publication number 20110174503
- Publication date Jul 21, 2011
- SERVICES PETROLIERS SCHLUMBERGER
- Salem Lotfi Elsayed
- E21 - EARTH DRILLING MINING