Christian S. Mappus

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Kingwood, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Energy harvesting from a downhole jar
- Patent number 10,190,394
- Issue date Jan 29, 2019
- Halliburton Energy Services, Inc.
- Lianhe Guo
- E21 - EARTH DRILLING MINING
Information Patent Grant
Downhole tool string braking
- Patent number 9,217,305
- Issue date Dec 22, 2015
- Halliburton Energy Services, Inc.
- Randolph S. Coles
- E21 - EARTH DRILLING MINING
Information Patent Grant
Wellbore isolation devices and methods of use to prevent pump offs
- Patent number 9,187,970
- Issue date Nov 17, 2015
- Halliburton Energy Services, Inc.
- Randolph S. Coles
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Energy Harvesting from a Downhole Jar
- Publication number 20160258254
- Publication date Sep 8, 2016
- Halliburton Energy Services, Inc.
- Lianhe Guo
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DOWNHOLE TOOL STRING BRAKING
- Publication number 20150285017
- Publication date Oct 8, 2015
- Halliburton Energy Services, Inc.
- Randolph S. Coles
- E21 - EARTH DRILLING MINING
Information Patent Application
WELLBORE ISOLATION DEVICES AND METHODS OF USE TO PREVENT PUMP OFFS
- Publication number 20150275624
- Publication date Oct 1, 2015
- Halliburton Energy Services, Inc.
- Randolph S. Coles
- E21 - EARTH DRILLING MINING