Jon B. Christensen

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Duncan, OK, US

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Patents Grantslast 30 patents

Information Patent Grant
Above packer perforate, test and sample tool and method of use
- Patent number 4,883,123
- Issue date Nov 28, 1989
- Halliburton Company
- Gary D. Zunkel
- E21 - EARTH DRILLING MINING
Information Patent Grant
Perforate, test and sample tool and method of use
- Patent number 4,878,538
- Issue date Nov 7, 1989
- Halliburton Company
- Jon B. Christensen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Well fluid modular sampling apparatus
- Patent number 4,787,447
- Issue date Nov 29, 1988
- Halliburton Company
- Jon B. Christensen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Packer bypass
- Patent number 4,756,364
- Issue date Jul 12, 1988
- Halliburton Company
- Jon B. Christensen
- E21 - EARTH DRILLING MINING
Information Patent Grant
String bypass
- Patent number 4,749,037
- Issue date Jun 7, 1988
- Halliburton Company
- Jon B. Christensen
- E21 - EARTH DRILLING MINING
Information Patent Grant
High pressure gauge carrier
- Patent number 4,735,264
- Issue date Apr 5, 1988
- Halliburton Company
- Wesley J. Burris
- E21 - EARTH DRILLING MINING
Information Patent Grant
Bundle type downhole gauge carrier
- Patent number 4,711,123
- Issue date Dec 8, 1987
- Halliburton Company
- Jon B. Christensen
- E21 - EARTH DRILLING MINING