Inventor
MASSEY DEAN RICHARD
DK7 patents
⚠️ This page may combine multiple inventors who share the name “MASSEY DEAN RICHARD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WELLTEC OILFIELD SOLUTIONS AG
4 patentsUS10533390B2Jan 14, 2020
Annular barrier having a downhole expandable tubular
WELLTEC OILFIELD SOLUTIONS AG2 citations71
US10280704B2May 7, 2019
Annular barrier with passive pressure compensation
WELLTEC OILFIELD SOLUTIONS AG2 citations71
US10344555B2Jul 9, 2019
Thermally expanded annular barrier, system, and method with a thermally decomposable compound
WELLTEC OILFIELD SOLUTIONS AG2 citations69
US10190386B2Jan 29, 2019
Zone isolation method and annular barrier with an anti-collapsing unit
WELLTEC OILFIELD SOLUTIONS AG1 citations59