Apparatus and method for direct tie-in of subsea pipelines

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United States of America Patent

PATENT NO 10655757
APP PUB NO 20190056043A1
SERIAL NO

16078452

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Abstract

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A method of installing a subsea pipeline having a direct tie-in to a subsea structure includes landing an end of a pipeline onto a pipeline landing frame, the pipeline landing frame being on a surface of a subsea structure, the pipeline landing frame providing a location for landing the end of the pipeline before connection to a connection point of the subsea structure; subsequently lowering the pipeline end; and connecting the pipeline end to a connection point of the subsea structure. A pipeline landing frame for implementing the method is also described.

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Patent Owner(s)

Patent OwnerAddress
EQUINOR ENERGY AS4035 STAVANGER

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Endal, Geir Jessheim, NO 11 27
Nystrøm, Per R Sandnes, NO 1 1

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