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- Google Patents
AU481278B2 - Diving bell for wellhead placing and maintenance in shallow water
- Google Patents
Diving bell for wellhead placing and maintenance in shallow water
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Subsea Equipment Associates Ltd (seal
Original Assignee
Subsea Equipment Associates Ltd (seal
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from FR7236677Aexternal-prioritypatent/FR2155706A5/fr