Grant John DUNCAN

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Calgary, CA

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Patents Grantslast 30 patents

Information Patent Grant
Methods for preserving zonal isolation within a subterranean formation
- Patent number 10,480,294
- Issue date Nov 19, 2019
- Suncor Energy Inc.
- Grant Duncan
- E21 - EARTH DRILLING MINING
Information Patent Grant
In situ gravity drainage system and method for extracting bitumen f...
- Patent number 9,316,097
- Issue date Apr 19, 2016
- Suncor Energy Inc.
- Russell Peter Warren Stancliffe
- E21 - EARTH DRILLING MINING
Information Patent Grant
Discharge pressure actuated pump
- Patent number 8,360,751
- Issue date Jan 29, 2013
- Suncor Energy Inc.
- Grant Duncan
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Discharge pressure actuated pump
- Patent number 8,011,901
- Issue date Sep 6, 2011
- Suncor Energy Inc.
- Grant Duncan
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
METHODS FOR PRESERVING ZONAL ISOLATION WITHIN A SUBTERRANEAN FORMATION
- Publication number 20160356130
- Publication date Dec 8, 2016
- SUNCOR ENERGY INC.
- Grant DUNCAN
- E21 - EARTH DRILLING MINING
Information Patent Application
IN SITU GRAVITY DRAINAGE SYSTEM AND METHOD FOR EXTRACTING BITUMEN F...
- Publication number 20160069171
- Publication date Mar 10, 2016
- SUNCOR ENERGY INC.
- Russell Peter Warren STANCLIFFE
- E21 - EARTH DRILLING MINING
Information Patent Application
DISCHARGE PRESSURE ACTUATED PUMP
- Publication number 20130105173
- Publication date May 2, 2013
- Suncor Energy Inc.
- Grant Duncan
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Discharge pressure actuated pump
- Publication number 20080080990
- Publication date Apr 3, 2008
- PETRO-CANADA
- Grant Duncan
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
DISCHARGE PRESSURE ACTUATED PUMP
- Publication number 20080063544
- Publication date Mar 13, 2008
- PETRO-CANADA
- Grant Duncan
- E21 - EARTH DRILLING MINING