Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Emergency release device for connecting between tubular members in oil and gas wells

Emergency release device for connecting between tubular members in oil and gas wells

US Patent 5146984 · Granted Sep 15, 1992

Estimated economic value: $8,781,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Annulus mounted potential energy driven setting tool2016
Annulus mounted potential energy driven setting tool2014
Downhole multiple cycle tool2014
Combination whipstock and seal bore diverter system2011
Apparatus for completing a subterranean well and associated methods of using sam2000
Whipstock mill2000
Wellbore milling and drilling1999
Wellbore milling system and method1998
Multi-face whipstock with sacrificial face element1998
Starting mill and operations1998
Packing assembly for use with reeled tubing and method of operating and removing1992
Fluid flow control apparatus, shifting tool and method for oil and gas wells1992