Ice breaking drilling vessel with stowable mast

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United States of America Patent

PATENT NO 9067649
APP PUB NO 20140209004A1
SERIAL NO

14242985

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Abstract

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A drilling vessel may function both as an ice breaker and, if needed, as a drilling platform for drilling a relief well. The vessel may be provided with a mast that may be stowed when drilling operations are not being conducted.

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Patent Owner(s)

Patent OwnerAddress
STENA DRILLING LTDULLEVI HOUSE GREENBANK CRESCENT EAST TULLOS ABERDEEN AB12 3BG

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Humphreys, Gavin Aberdeen, GB 16 223

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