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Gerald Chalifoux
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Sherwood Park, CA
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Patents Grants
last 30 patents
Information
Patent Grant
Low-pressure method and apparatus of producing hydrocarbons from an...
Patent number
10,934,822
Issue date
Mar 2, 2021
Petrospec Engineering Inc.
Gerald V. Chalifoux
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method of supplying fluid to a submersible pump
Patent number
10,260,489
Issue date
Apr 16, 2019
Petrospec Engineering Inc.
Gerald Chalifoux
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Method and apparatus for installing and removing an electric submer...
Patent number
10,087,728
Issue date
Oct 2, 2018
Petrospec Engineering Inc.
Gerald V. Chalifoux
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and apparatus for supporting cables within coil tubing
Patent number
9,920,594
Issue date
Mar 20, 2018
PETROSPEC ENGINEERING LTD.
Gerald Chalifoux
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and apparatus for installing and removing an electric submer...
Patent number
8,915,303
Issue date
Dec 23, 2014
Petrospec Engineering Ltd.
Gerald Chalifoux
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method of preventing hydrogen darkening of optic fibre
Patent number
7,561,776
Issue date
Jul 14, 2009
Petrospec Engineering Ltd.
Gerald V Chalifoux
G02 - OPTICS
Information
Patent Grant
Braided thermocouple cable bundle
Patent number
7,290,601
Issue date
Nov 6, 2007
Petrospec Engineering Ltd.
Gerald V Chalifoux
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
METHOD AND APPARATUS FOR SUPPORTING CABLES WITHIN COIL TUBING
Publication number
20180209247
Publication date
Jul 26, 2018
Petrospec Engineering Ltd.
Gerald Chalifoux
E21 - EARTH DRILLING MINING
Information
Patent Application
Low-pressure method and apparatus of producing hydrocarbons from an...
Publication number
20170275979
Publication date
Sep 28, 2017
Petrospec Engineering Ltd.
Gerald V. Chalifoux
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD OF SUPPLYING FLUID TO A SUBMERSIBLE PUMP
Publication number
20160333869
Publication date
Nov 17, 2016
Petrospec Engineering Ltd.
Gerald Chalifoux
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
METHOD AND APPARATUS FOR SUPPORTING CABLES WITHIN COIL TUBING
Publication number
20150300126
Publication date
Oct 22, 2015
Petrospec Engineering Ltd.
Gerald Chalifoux
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD AND APPARATUS FOR INSTALLING AND REMOVING AN ELECTRIC SUBMER...
Publication number
20150101791
Publication date
Apr 16, 2015
Petrospec Engineering Ltd.
Gerald V. Chalifoux
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD OF INSTALLING AND REMOVING AN ELECTRIC SUBMERSIBLE PUMP
Publication number
20110308816
Publication date
Dec 22, 2011
Petrospec Engineering Ltd.
Gerald Chalifoux
E21 - EARTH DRILLING MINING
Information
Patent Application
MINERAL INSULATED CABLE FOR DOWNHOLE SENSORS
Publication number
20110224907
Publication date
Sep 15, 2011
Petrospec Engineering Ltd.
Gerald Chalifoux
E21 - EARTH DRILLING MINING
Information
Patent Application
Method of preventing hydrogen darkening of optic fibre
Publication number
20070122104
Publication date
May 31, 2007
Petrospec Engineering Ltd.
Gerald V. Chalifoux
E21 - EARTH DRILLING MINING
Information
Patent Application
Braided thermocouple cable bundle
Publication number
20060115221
Publication date
Jun 1, 2006
Petrospec Engineering Ltd.
Gerald V. Chalifoux
E21 - EARTH DRILLING MINING