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Title:
A MARINE J-LAY PIPELAYING INSTALLATION AND METHOD
Document Type and Number:
WIPO Patent Application WO/2020/022887
Kind Code:
A3
Abstract:
Marine J-lay pipelaying installation comprising a tower (1) having a firing line, a pipe section loader system (100) adapted to advance a pipe section (9) into a position in the firing line, and an upper workstation (60) mounted on the tower halfway between the uppermost level and the lowermost level. The pipe section loader system is provided with a pivotal loader boom (105), that is pivotal about a horizontal pivot axis between a horizontal loading position and a raised transfer position. The pivotal loader boom is provided with a lower and an upper set of pipe section grippers (110, 115), each adapted to grip a respective pipe section (8,9), and therefore allowing for at least two operational modes of the J-lay installation, i.e. a full vertical stroke mode and a half vertical stroke mode.

Inventors:
VEHMEIJER TERENCE WILLEM AUGUST (NL)
DONKERS JEROEN ADRIANUS JOSEPH (NL)
Application Number:
PCT/NL2019/050475
Publication Date:
March 05, 2020
Filing Date:
July 23, 2019
Export Citation:
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Assignee:
ITREC BV (NL)
International Classes:
F16L1/19; B63B35/03; E21B19/15; F16L1/20
Domestic Patent References:
WO2012091560A22012-07-05
WO2018002204A12018-01-04
WO2012101233A22012-08-02
Foreign References:
US20110250019A12011-10-13
EP3225532A12017-10-04
EP2462369B12013-04-17
EP2667070A12013-11-27
US20110286801A12011-11-24
US20100111612A12010-05-06
Attorney, Agent or Firm:
HOLLANDER, M.W. (NL)
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