Clyde Wainwright

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McQueeney, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Unitary float valve and wiping plug retainer
- Patent number 4,442,894
- Issue date Apr 17, 1984
- Baker Oil Tools, Inc.
- Rudy B. Callihan
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus for installing a cementing float shoe on the b...
- Patent number 4,413,682
- Issue date Nov 8, 1983
- Baker Oil Tools, Inc.
- Rudy B. Callihan
- E21 - EARTH DRILLING MINING
Information Patent Grant
Combination hydraulically set hanger assembly with expansion joint
- Patent number 4,393,931
- Issue date Jul 19, 1983
- Baker International Corporation
- John F. Muse
- E21 - EARTH DRILLING MINING
Information Patent Grant
Gravel packing apparatus and method
- Patent number 3,987,854
- Issue date Oct 26, 1976
- Baker Oil Tools, Inc.
- Rudy B. Callihan
- E21 - EARTH DRILLING MINING