Charles T. Draney

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Hillsborough, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of removing tar sands from subterranean formations
- Patent number 3,957,308
- Issue date May 18, 1976
- Charles A. R. Lambly
- E21 - EARTH DRILLING MINING
Information Patent Grant
Hydraulic mining of oil bearing formation
- Patent number 3,934,935
- Issue date Jan 27, 1976
- Bechtel International Corporation
- Charles A. R. Lambly
- E21 - EARTH DRILLING MINING