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Marcel Obrejanu
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Calgary, CA
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Patents Grants
last 30 patents
Information
Patent Grant
Downhole tubing swivels and related methods
Patent number
9,932,778
Issue date
Apr 3, 2018
Premium Artificial Lift Systems Ltd.
Marcel Obrejanu
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole tubing rotators and related methods
Patent number
9,366,104
Issue date
Jun 14, 2016
Premium Artificial Lift Systems Ltd.
Marcel Obrejanu
E21 - EARTH DRILLING MINING
Information
Patent Grant
Fluid flow conduit, method and use
Patent number
8,376,053
Issue date
Feb 19, 2013
Premium Artificial Lift Systems Ltd.
Marcel Obrejanu
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Pump for pumping fluid in a wellbore using a fluid displacer means
Patent number
8,282,365
Issue date
Oct 9, 2012
Star Oil Tools Inc.
Marcel Obrejanu
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Downhole resettable clutch swivel
Patent number
8,069,925
Issue date
Dec 6, 2011
Star Oil Tools Inc.
Marcel Obrejanu
E21 - EARTH DRILLING MINING
Information
Patent Grant
Multiple-block downhole anchors and anchor assemblies
Patent number
7,900,708
Issue date
Mar 8, 2011
Marcel Obrejanu
E21 - EARTH DRILLING MINING
Information
Patent Grant
Spiral gas separator
Patent number
7,883,570
Issue date
Feb 8, 2011
Star Oil Tools Inc.
Marcel Obrejanu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Downhole force generator
Patent number
7,828,052
Issue date
Nov 9, 2010
Star Oil Tools, Inc.
Marcel Obrejanu
E21 - EARTH DRILLING MINING
Information
Patent Grant
Pump for pumping fluids
Patent number
7,806,669
Issue date
Oct 5, 2010
Star Oil Tools Inc.
Marcel Obrejanu
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Downhole force generator
Patent number
7,559,361
Issue date
Jul 14, 2009
Star Oil Tools, Inc.
Marcel Obrejanu
E21 - EARTH DRILLING MINING
Information
Patent Grant
Anchoring device for tubing string
Patent number
5,275,239
Issue date
Jan 4, 1994
Valmar Consulting Ltd.
Marcel Obrejanu
E21 - EARTH DRILLING MINING
Information
Patent Grant
Dewaxing control apparatus for oil well
Patent number
4,995,462
Issue date
Feb 26, 1991
Maralda Oilwell Technology Ltd.
David Sask
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
METHOD AND SYSTEM FOR OPTIMIZING WELL PRODUCTION
Publication number
20160251946
Publication date
Sep 1, 2016
Fluica Inc.
Farhan Farshori
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE TUBING SWIVELS AND RELATED METHODS
Publication number
20160160576
Publication date
Jun 9, 2016
PREMIUM ARTIFICIAL LIFT SYSTEMS LTD.
Marcel Obrejanu
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD AND APPARATUS FOR PUMPING FLUID
Publication number
20150240799
Publication date
Aug 27, 2015
Fluica Inc.
Marcel Obrejanu
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
DOWNHOLE TUBING ROTATORS AND RELATED METHODS
Publication number
20140262342
Publication date
Sep 18, 2014
PREMIUM ARTIFICIAL LIFT SYSTEMS LTD.
Marcel Obrejanu
E21 - EARTH DRILLING MINING
Information
Patent Application
Pump for Pumping Fluids
Publication number
20100329900
Publication date
Dec 30, 2010
Star Oil Tools Inc.
Marcel Obrejanu
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
MULTIPLE-BLOCK DOWNHOLE ANCHORS AND ANCHOR ASSEMBLIES
Publication number
20100101779
Publication date
Apr 29, 2010
Marcel OBREJANU
E21 - EARTH DRILLING MINING
Information
Patent Application
Downhole resettable clutch swivel
Publication number
20090114400
Publication date
May 7, 2009
Star Oil Tools Inc.
Marcel Obrejanu
E21 - EARTH DRILLING MINING
Information
Patent Application
Downhole Force Generator
Publication number
20090095466
Publication date
Apr 16, 2009
Star Oil Tools, Inc.
Marcel Obrejanu
E21 - EARTH DRILLING MINING
Information
Patent Application
Fluid flow conduit, method and use
Publication number
20090084557
Publication date
Apr 2, 2009
Star Oil Tools Inc.
Marcel Obrejanu
E21 - EARTH DRILLING MINING
Information
Patent Application
Spiral gas separator
Publication number
20090084263
Publication date
Apr 2, 2009
Star Oil Tools Inc.
Marcel Obrejanu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Downhole force generator
Publication number
20070012435
Publication date
Jan 18, 2007
Star Oil Tools Inc.
Marcel Obrejanu
E21 - EARTH DRILLING MINING
Information
Patent Application
Pump for pumping fluids
Publication number
20060216162
Publication date
Sep 28, 2006
Star Oil Tools Inc.
Marcel Obrejanu
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...