E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 33/035 (2006.01) E21B 33/064 (2006.01)
Patent
CA 2701410
An apparatus (102) for replacing equipment at a wellsite, the wellsite having a subsea stripper (104), in use, installed proximate a subsea borehole, which apparatus comprises: at least one seal assembly portion (130) positionable in the subsea stripper and replaceable therefrom, the at least one seal assembly portion (130) comprising a packer extendable within the subsea stripper (104) to form a seal thereabout; at least one seal replacement arm (204) for replacing the at least one seal assembly portion (130) through a door of the subsea stripper (104); and an actuator (208) for remotely actuating the at least one seal replacement arm (204) to engage the at least one seal assembly portion (130) whereby the at least one seal assembly portion is remotely replaceable.
Mcfadden Fincham
National Oilwell Varco L.p.
LandOfFree
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