CA973089A - Mudline emergency shutoff for offshore wells - Google Patents

Mudline emergency shutoff for offshore wells

Info

Publication number
CA973089A
CA973089A CA210,780A CA210780A CA973089A CA 973089 A CA973089 A CA 973089A CA 210780 A CA210780 A CA 210780A CA 973089 A CA973089 A CA 973089A
Authority
CA
Canada
Prior art keywords
mudline
emergency shutoff
offshore wells
offshore
wells
Prior art date
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.)
Expired
Application number
CA210,780A
Inventor
Arthur G. Ahlstone
Josef A. Bartos
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.)
Vetco Inc
Original Assignee
Vetco Offshore Industries Inc
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 US05194187 external-priority patent/US3850237A/en
Application filed by Vetco Offshore Industries Inc filed Critical Vetco Offshore Industries Inc
Priority to CA210,780A priority Critical patent/CA973089A/en
Application granted granted Critical
Publication of CA973089A publication Critical patent/CA973089A/en
Expired legal-status Critical Current

Links

CA210,780A 1971-11-01 1974-10-04 Mudline emergency shutoff for offshore wells Expired CA973089A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA210,780A CA973089A (en) 1971-11-01 1974-10-04 Mudline emergency shutoff for offshore wells

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US05194187 US3850237A (en) 1971-11-01 1971-11-01 Mudline emergency shutoff for offshore wells
CA153,399A CA965697A (en) 1971-11-01 1972-10-06 Mudline emergency shutoff for offshore wells
CA210,780A CA973089A (en) 1971-11-01 1974-10-04 Mudline emergency shutoff for offshore wells

Publications (1)

Publication Number Publication Date
CA973089A true CA973089A (en) 1975-08-19

Family

ID=27162318

Family Applications (1)

Application Number Title Priority Date Filing Date
CA210,780A Expired CA973089A (en) 1971-11-01 1974-10-04 Mudline emergency shutoff for offshore wells

Country Status (1)

Country Link
CA (1) CA973089A (en)

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