MO

Marcel Obrejanu

ST Star Oil Tools: 6 patents #1 of 1Top 100%
📍 Calgary, CA: #162 of 5,407 inventorsTop 3%
Overall (All Time): #253,913 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
11098709 Method and apparatus for pumping fluid Farhan Farshori 2021-08-24
10443369 Gas separators and related methods 2019-10-15
10221664 Method and system for optimizing well production Farhan Farshori 2019-03-05
9932778 Downhole tubing swivels and related methods 2018-04-03
9366104 Downhole tubing rotators and related methods 2016-06-14
8376053 Fluid flow conduit, method and use 2013-02-19
8282365 Pump for pumping fluid in a wellbore using a fluid displacer means 2012-10-09
8069925 Downhole resettable clutch swivel 2011-12-06
7900708 Multiple-block downhole anchors and anchor assemblies 2011-03-08
7883570 Spiral gas separator 2011-02-08
7828052 Downhole force generator 2010-11-09
7806669 Pump for pumping fluids 2010-10-05
7559361 Downhole force generator 2009-07-14
5902378 Continuous flow downhole gas separator for processing cavity pumps 1999-05-11
5398753 Wireline hydraulic retrieving tool and downhole power generating assembly David H. Weiler 1995-03-21
5275239 Anchoring device for tubing string 1994-01-04
5228507 Wireline hydraulic retrieving tool David H. Weiler 1993-07-20
4995462 Dewaxing control apparatus for oil well David Sask, Allen Grimshaw 1991-02-26