Inventor
HAZEL PAUL
GB34 patents
⚠️ This page may combine multiple inventors who share the name “HAZEL PAUL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WELLTEC OILFIELD SOLUTIONS AG
13 patentsUS10458219B2Oct 29, 2019
Downhole stimulation system
WELLTEC OILFIELD SOLUTIONS AG2 citations73
US10253591B2Apr 9, 2019
Downhole string for drilling through a low pressure zone
WELLTEC OILFIELD SOLUTIONS AG4 citations73
US10202819B2Feb 12, 2019
Annular barrier and annular barrier system
WELLTEC OILFIELD SOLUTIONS AG4 citations73
US10364638B2Jul 30, 2019
Annular barrier
WELLTEC OILFIELD SOLUTIONS AG2 citations71
US11208865B2Dec 28, 2021
Downhole straddle assembly
WELLTEC OILFIELD SOLUTIONS AG1 citations62
US10731438B2Aug 4, 2020
Downhole well tubular structure with valve sleeve
WELLTEC OILFIELD SOLUTIONS AG1 citations62
US10689941B2Jun 23, 2020
Downhole tubular assembly of a well tubular structure
WELLTEC OILFIELD SOLUTIONS AG1 citations62
US10677013B2Jun 9, 2020
Annular barrier with shunt tube
WELLTEC OILFIELD SOLUTIONS AG1 citations62
US10400542B2Sep 3, 2019
Downhole completion system
WELLTEC OILFIELD SOLUTIONS AG1 citations62
US10597975B2Mar 24, 2020
Downhole completion system
WELLTEC OILFIELD SOLUTIONS AG0 citations41
US10400556B2Sep 3, 2019
Downhole completion system sealing against the cap layer
WELLTEC OILFIELD SOLUTIONS AG0 citations41
US10337292B2Jul 2, 2019
Downhole completion system and method
WELLTEC OILFIELD SOLUTIONS AG0 citations41
US10267119B2Apr 23, 2019
Downhole well system
WELLTEC OILFIELD SOLUTIONS AG0 citations41
Hallundbæk Jørgen
8 patentsUS9725980B2Aug 8, 2017
Annular barrier with pressure amplification
Hallundbæk Jørgen8 citations84
US9353607B2May 31, 2016
Inflow control in a production casing
Hallundbæk Jørgen10 citations84
US9145761B2Sep 29, 2015
Subsea well intervention module
Hallundbæk Jørgen14 citations84
US9080415B2Jul 14, 2015
Annular barrier and annular barrier system
Hallundbæk Jørgen10 citations84
US9206666B2Dec 8, 2015
Annular barrier with external seal
Hallundbæk Jørgen9 citations83
US9267363B2Feb 23, 2016
Downhole artificial lifting system
Hallundbæk Jørgen1 citations52
US9194218B2Nov 24, 2015
Tubular assembly
Hallundbæk Jørgen1 citations52
US9163495B2Oct 20, 2015
Fracturing system
Hallundbæk Jørgen0 citations52
WELLTEC AS
8 patentsUS9518439B2Dec 13, 2016
Annular barrier with a self-actuated device
WELLTEC AS7 citations84
US10267144B2Apr 23, 2019
Downhole sensor system
WELLTEC AS2 citations73
US9835023B2Dec 5, 2017
Barrier testing method
WELLTEC AS4 citations73
US9803465B2Oct 31, 2017
Pressure integrity testing system
WELLTEC AS2 citations73
US9366107B2Jun 14, 2016
Annular barrier with an expansion detection device
WELLTEC AS4 citations73
US9404335B2Aug 2, 2016
Annular barrier system with flow lines
WELLTEC AS2 citations63
US11286768B2Mar 29, 2022
Downhole plug and abandonment system
WELLTEC AS0 citations52
US10100599B2Oct 16, 2018
Annular barrier completion with inductive system
WELLTEC AS0 citations41