James M. Peppers

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Measuring while drilling apparatus mud pressure signal valve
- Patent number 4,628,495
- Issue date Dec 9, 1986
- Dresser Industries, Inc.
- James M. Peppers
- E21 - EARTH DRILLING MINING
Information Patent Grant
Hydraulic power unit for measurement while drilling apparatus
- Patent number 4,483,394
- Issue date Nov 20, 1984
- Dresser Industries, Inc.
- James M. Peppers
- E21 - EARTH DRILLING MINING
Information Patent Grant
Chemical pipe cutter with exponential spacing between reactant stages
- Patent number 4,315,797
- Issue date Feb 16, 1982
- Gearhart Industries, Inc.
- James M. Peppers
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...