Invention Grant
- Patent Title: Underwater pipe-laying apparatus and method
- Patent Title (中): 水下铺管设备及方法
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Application No.: US13230090Application Date: 2011-09-12
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Publication No.: US08414224B2Publication Date: 2013-04-09
- Inventor: Teresio Signaroldi , Umberto Giovannini
- Applicant: Teresio Signaroldi , Umberto Giovannini
- Applicant Address: IT San Donato Milanese
- Assignee: Saipem S.p.A.
- Current Assignee: Saipem S.p.A.
- Current Assignee Address: IT San Donato Milanese
- Agency: Buchanan Ingersoll & Rooney PC
- Priority: GB0420189.3 20040910
- Main IPC: F16L1/12
- IPC: F16L1/12

Abstract:
A pipe-laying apparatus for laying or raising a pipeline from a vessel. The apparatus includes a first pipe gripping assembly disposed on a pipe laying path along which pipeline passes during laying, a second pipe gripping assembly disposed on the pipe-laying path, and a drive unit for causing relative movement in a direction along the pipe-laying path between the first pipe gripping assembly and the second pipe gripping assembly. The first pipe gripping assembly includes both a pipe gripping arrangement for gripping a pipe during pipe-laying and a cable gripping arrangement for gripping a cable during an operation when a cable is connected to a length of pipeline.
Public/Granted literature
- US20120003047A1 UNDERWATER PIPE-LAYING APPARATUS AND METHOD Public/Granted day:2012-01-05
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