Platon Koptilov

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Ithaca, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for accurate milling of windows in well casings
- Patent number 6,318,466
- Issue date Nov 20, 2001
- Schlumberger Technology Corp.
- Herve Ohmer
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus for accurate milling of windows in well casings
- Patent number 6,267,179
- Issue date Jul 31, 2001
- Schlumberger Technology Corporation
- Herve Ohmer
- E21 - EARTH DRILLING MINING