Bernard Compton Chung

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Calgary, CA

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Patents Grantslast 30 patents

Information Patent Grant
Steam environmentally generated drainage system and method
- Patent number 9,435,183
- Issue date Sep 6, 2016
- Bernard Compton Chung
- E21 - EARTH DRILLING MINING
Information Patent Grant
Subsurface formation cutter
- Patent number 9,371,698
- Issue date Jun 21, 2016
- Bernard Compton Chung
- E21 - EARTH DRILLING MINING
Information Patent Grant
Methods of improving heavy oil production
- Patent number 7,717,175
- Issue date May 18, 2010
- Nexen Inc.
- Bernard Compton Chung
- E21 - EARTH DRILLING MINING
Information Patent Grant
Methods of improving heavy oil production
- Patent number 7,527,096
- Issue date May 5, 2009
- Nexen Inc.
- Bernard Compton Chung
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
STEAM ENVIRONMENTALLY GENERATED DRAINAGE SYSTEM AND METHOD
- Publication number 20150198026
- Publication date Jul 16, 2015
- Bernard Compton Chung
- E21 - EARTH DRILLING MINING
Information Patent Application
SUBSURFACE FORMATION CUTTER
- Publication number 20150122550
- Publication date May 7, 2015
- Bernard Compton Chung
- E21 - EARTH DRILLING MINING
Information Patent Application
Methods of Improving Heavy Oil Production
- Publication number 20070181299
- Publication date Aug 9, 2007
- Nexen Inc
- Bernard Compton Chung
- E21 - EARTH DRILLING MINING
Information Patent Application
Methods of improving heavy oil production
- Publication number 20060162922
- Publication date Jul 27, 2006
- Bernard Compton Chung
- E21 - EARTH DRILLING MINING