Krishna M. Ravi

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Duncan, OK, US

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Patents Grantslast 30 patents

Information Patent Grant
Well stabilization tools and methods
- Patent number 5,823,273
- Issue date Oct 20, 1998
- Halliburton Company
- Krishna M. Ravi
- E21 - EARTH DRILLING MINING
Information Patent Grant
Well stabilization tools and methods
- Patent number 5,711,375
- Issue date Jan 27, 1998
- Halliburton Company
- Krishna M. Ravi
- E21 - EARTH DRILLING MINING