Khac Nguyen Che

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Brussels, BE

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Patents Grantslast 30 patents

Information Patent Grant
Sponge pressure equalization system
- Patent number 10,584,550
- Issue date Mar 10, 2020
- Halliburton Energy Services, Inc.
- Ludovic Delmar
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutting apparatus
- Patent number 9,957,764
- Issue date May 1, 2018
- Halliburton Energy Services, Inc.
- Loren Rutherford
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Methods and apparatus for coring
- Patent number 9,869,146
- Issue date Jan 16, 2018
- Halliburton Energy Services, Inc.
- Olivier Mageren
- E21 - EARTH DRILLING MINING
Information Patent Grant
Hydraulic activation of mechanically operated bottom hole assembly...
- Patent number 9,810,025
- Issue date Nov 7, 2017
- Halliburton Energy Services, Inc.
- Olivier Mageren
- E21 - EARTH DRILLING MINING
Information Patent Grant
Hydraulic activation of mechanically operated bottom hole assembly...
- Patent number 9,121,226
- Issue date Sep 1, 2015
- Halliburton Energy Services, Inc.
- Olivier Mageren
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Sponge Pressure Equalization System
- Publication number 20160194928
- Publication date Jul 7, 2016
- Halliburton Energy Services, Inc.
- Ludovic Delmar
- E21 - EARTH DRILLING MINING
Information Patent Application
Hydraulic Activation of Mechanically Operated Bottom Hole Assembly...
- Publication number 20150330182
- Publication date Nov 19, 2015
- Halliburton Energy Services, Inc.
- Olivier Mageren
- E21 - EARTH DRILLING MINING
Information Patent Application
HYDRAULIC ACTIVATION OF MECHANICALLY OPERATED BOTTOM HOLE ASSEMBLY...
- Publication number 20150083497
- Publication date Mar 26, 2015
- Halliburton Energy Services, Inc.
- Olivier Mageren
- E21 - EARTH DRILLING MINING
Information Patent Application
METHODS AND APPARATUS FOR CORING
- Publication number 20140311805
- Publication date Oct 23, 2014
- Halliburton
- Olivier Mageren
- E21 - EARTH DRILLING MINING
Information Patent Application
CUTTING APPARATUS
- Publication number 20140033836
- Publication date Feb 6, 2014
- Loren Rutherford
- B26 - HAND CUTTING TOOLS CUTTING SEVERING