Jack A. Henning

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Refugio, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Wireline actuated tubing cutter
- Patent number 4,042,019
- Issue date Aug 16, 1977
- Jack A. Henning
- E21 - EARTH DRILLING MINING
Information Patent Grant
Back-off apparatus and method for retrieving pipe from wells
- Patent number 4,007,790
- Issue date Feb 15, 1977
- Jack A. Henning
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
WIRELINE GUIDE TOOL
- Publication number 20150060048
- Publication date Mar 5, 2015
- FESCO, Ltd.
- Jack Henning
- E21 - EARTH DRILLING MINING