UNDERWATER PIPELINE DISCHARGE AND LIFT SYSTEM Russian patent published in 2021 - IPC F16L1/20 F16L1/16 

Abstract RU 2745768 C1

FIELD: subsea pipelines.

SUBSTANCE: system (1) for dumping and lifting the underwater pipeline (3) according to the invention comprises a pipeline fastening assembly (5) configured to be attached to the end (13) of the pipeline. The system also contains a cable attachment unit (7) configured to attach to at least one drop and lift cable (15). The pipeline attachment unit (5) contains a flexible connector (81) connecting the pipeline attachment (83) to the connector part (17) of the pipeline attachment unit (5). The flexible connector section (81) has a substantially constant annular shape with a substantially constant dimension.

EFFECT: efficient construction of underwater pipelines.

39 cl, 11 dwg

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RU 2 745 768 C1

Authors

De Jong, Pieter Hilbrand

Heerema, Eline Wilhelmina

Dates

2021-03-31Published

2018-03-23Filed