Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Emergency method for running slips over casing collars

Emergency method for running slips over casing collars

US Patent 5287922 · Granted Feb 22, 1994

Estimated economic value: $435,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Tubing head control and pressure monitor device2002
Tubing hanger running tool2002
Subsea diverter and rotating drilling head2001
Annulus check valve with tubing plug back-up2001
Bottom-supported guidance device for alignment of multiple wellbores in a single2000
Internal riser tensioning system1999
Close proximity wellheads1999
Single riser with two wellheads1998
Dual split tubing hanger1998
Hydraulic pressure assisted casing tensioning system1997
Internal tubing hanger lockdown1994
Adjustable mandrel hanger assembly1993