Sergey Balakin

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Tyumen, RU

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for completing a multi-stage well
- Patent number 10,400,557
- Issue date Sep 3, 2019
- Schlumberger Technology Corporation
- Michael J. Bertoja
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus for completing a multi-stage well
- Patent number 9,382,790
- Issue date Jul 5, 2016
- Schlumberger Technology Corporation
- Michael J. Bertoja
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Method and Apparatus for Completing a Multi-Stage Well
- Publication number 20160312588
- Publication date Oct 27, 2016
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Michael J. Bertoja
- E21 - EARTH DRILLING MINING
Information Patent Application
METHOD AND APPARATUS FOR COMPLETING A MULTI-STAGE WELL
- Publication number 20120168163
- Publication date Jul 5, 2012
- Michael J. Bertoja
- E21 - EARTH DRILLING MINING