CA973162A - Subsea drilling apparatus - Google Patents

Subsea drilling apparatus

Info

Publication number
CA973162A
CA973162A CA211,657A CA211657A CA973162A CA 973162 A CA973162 A CA 973162A CA 211657 A CA211657 A CA 211657A CA 973162 A CA973162 A CA 973162A
Authority
CA
Canada
Prior art keywords
drilling apparatus
subsea drilling
subsea
drilling
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
CA211,657A
Inventor
Karl E. Hilfing
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.)
Atlas Copco AB
Original Assignee
Atlas Copco AB
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 CA146,340A external-priority patent/CA967546A/en
Application filed by Atlas Copco AB filed Critical Atlas Copco AB
Priority to CA211,657A priority Critical patent/CA973162A/en
Application granted granted Critical
Publication of CA973162A publication Critical patent/CA973162A/en
Expired legal-status Critical Current

Links

CA211,657A 1971-07-12 1974-10-17 Subsea drilling apparatus Expired CA973162A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA211,657A CA973162A (en) 1971-07-12 1974-10-17 Subsea drilling apparatus

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US16185171A 1971-07-12 1971-07-12
CA146,340A CA967546A (en) 1971-07-12 1972-07-05 Subsea drilling assembly
CA211,657A CA973162A (en) 1971-07-12 1974-10-17 Subsea drilling apparatus

Publications (1)

Publication Number Publication Date
CA973162A true CA973162A (en) 1975-08-19

Family

ID=27162129

Family Applications (1)

Application Number Title Priority Date Filing Date
CA211,657A Expired CA973162A (en) 1971-07-12 1974-10-17 Subsea drilling apparatus

Country Status (1)

Country Link
CA (1) CA973162A (en)

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