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Halvor Kjørholt
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Trondheim, NO
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Patents Grants
last 30 patents
Information
Patent Grant
Method of plugging and pressure testing a well
Patent number
11,680,454
Issue date
Jun 20, 2023
EQUINOR ENERGY AS
Gjermund Grimsbo
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method of plugging and pressure testing a well
Patent number
11,274,515
Issue date
Mar 15, 2022
EQUINOR ENERGY AS
Gjermund Grimsbo
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and apparatus for plugging a well
Patent number
10,392,885
Issue date
Aug 27, 2019
Statoil Petroleum AS
Gisle Stjern
E21 - EARTH DRILLING MINING
Information
Patent Grant
Increasing hydrocarbon recovery from reservoirs
Patent number
10,208,547
Issue date
Feb 19, 2019
Statoil Petroleum AS
Halvor Kjørholt
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method of pressure testing a plugged well
Patent number
9,822,632
Issue date
Nov 21, 2017
Statoil Petroleum AS
Halvor Kjørholt
E21 - EARTH DRILLING MINING
Information
Patent Grant
Lining of well bores with expandable and conventional liners
Patent number
9,816,358
Issue date
Nov 14, 2017
Statoil Petroleum AS
Audun Faanes
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method of plugging a well
Patent number
9,714,555
Issue date
Jul 25, 2017
Statoil Petroleum AS
Halvor Kjørholt
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method for improved gravity drainage in a hydrocarbon formation
Patent number
9,540,915
Issue date
Jan 10, 2017
STATOIL CANADA LIMITED
Scott Thompson
E21 - EARTH DRILLING MINING
Information
Patent Grant
Lining of well bores with expandable and conventional liners
Patent number
9,347,296
Issue date
May 24, 2016
Statoil Petroleum AS
Audun Faanes
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
METHOD OF PLUGGING AND PRESSURE TESTING A WELL
Publication number
20220098949
Publication date
Mar 31, 2022
Equinor Energy AS
Gjermund GRIMSBO
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD OF PLUGGING AND PRESSURE TESTING A WELL
Publication number
20190257169
Publication date
Aug 22, 2019
Equinor Energy AS
Gjermund GRIMSBO
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD AND APPARATUS FOR PLUGGING A WELL
Publication number
20180142527
Publication date
May 24, 2018
STATOIL PETROLEUM AS
Gisle Stjern
E21 - EARTH DRILLING MINING
Information
Patent Application
INCREASING HYDROCARBON RECOVERY FROM RESERVOIRS
Publication number
20180023351
Publication date
Jan 25, 2018
STATOIL PETROLEUM AS
Halvor KJØRHOLT
E21 - EARTH DRILLING MINING
Information
Patent Application
LINING OF WELL BORES WITH EXPANDABLE AND CONVENTIONAL LINERS
Publication number
20160305225
Publication date
Oct 20, 2016
STATOIL PETROLEUM AS
Audun Faanes
E21 - EARTH DRILLING MINING
Information
Patent Application
INCREASING HYDROCARBON RECOVERY FROM RESERVOIRS
Publication number
20160047179
Publication date
Feb 18, 2016
STATOIL PETROLEUM AS
Halvor KJØRHOLT
E21 - EARTH DRILLING MINING
Information
Patent Application
A METHOD OF PLUGGING A WELL
Publication number
20150361759
Publication date
Dec 17, 2015
STATOIL PETROLEUM AS
Halvor KJØRHOLT
E21 - EARTH DRILLING MINING
Information
Patent Application
A METHOD OF PRESSURE TESTING A PLUGGED WELL
Publication number
20150361782
Publication date
Dec 17, 2015
STATOIL PETROLEUM AS
Halvor KJØRHOLT
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD FOR IMPROVED GRAVITY DRAINAGE IN A HYDROCARBON FORMATION
Publication number
20140076554
Publication date
Mar 20, 2014
Statoil Canada Limited
Scott THOMPSON
E21 - EARTH DRILLING MINING
Information
Patent Application
LINING OF WELL BORES WITH EXPANDABLE AND CONVENTIONAL LINERS
Publication number
20110214884
Publication date
Sep 8, 2011
STATOIL PETROLEUM AS
Audun Faanes
E21 - EARTH DRILLING MINING