Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Mudline casing hanger assembly

Mudline casing hanger assembly

US Patent 4580630 · Granted Apr 8, 1986

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Blowout preventer bonnet retention methods and systems2020
Asymmetrical button for ram-type blowout preventers2017
Blowout preventer end connection2017
Asymmetrical button for ram-type blowout preventers2015
Blowout preventer with pressure-isolated operating piston assembly2015
Linear clutch for blowout preventer2014
Subsea hydrocarbon containment apparatus2014
Method and apparatus for blow-out prevention in subsea drilling/completion syste2008
Subsea production systems2008
Open water running tool and lockdown sleeve assembly2006
Metal seal with corrosion resistant alloy overlay2006
Split carrier annulus seal assembly for wellhead systems2005