Duane Wang

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Edmonton, CA

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for directional drilling of boreholes
- Patent number 10,501,994
- Issue date Dec 10, 2019
- Duane Xiang Wang
- Duane Xiang Wang
- E21 - EARTH DRILLING MINING
Information Patent Grant
Torque enhanced threaded connection
- Patent number 9,771,761
- Issue date Sep 26, 2017
- National-Oilwell Varco, L.P.
- Nicholas Ryan Marchand
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
APPARATUS AND METHOD FOR DIRECTIONAL DRILLING OF BOREHOLES
- Publication number 20180080283
- Publication date Mar 22, 2018
- Duane Xiang Wang
- E21 - EARTH DRILLING MINING
Information Patent Application
TORQUE ENHANCED THREADED CONNECTION
- Publication number 20130106102
- Publication date May 2, 2013
- National-Oilwell Varco, L.P.
- Nicholas Ryan Marchand
- E21 - EARTH DRILLING MINING