CA1027859A - Well apparatus - Google Patents

Well apparatus

Info

Publication number
CA1027859A
CA1027859A CA277,359A CA277359A CA1027859A CA 1027859 A CA1027859 A CA 1027859A CA 277359 A CA277359 A CA 277359A CA 1027859 A CA1027859 A CA 1027859A
Authority
CA
Canada
Prior art keywords
well apparatus
well
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
CA277,359A
Other languages
French (fr)
Inventor
James M. Weldon
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.)
Cooper Industries LLC
Original Assignee
Cameron Iron Works 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 US05/523,367 external-priority patent/US4008898A/en
Application filed by Cameron Iron Works Inc filed Critical Cameron Iron Works Inc
Priority to CA277,359A priority Critical patent/CA1027859A/en
Application granted granted Critical
Publication of CA1027859A publication Critical patent/CA1027859A/en
Expired legal-status Critical Current

Links

CA277,359A 1974-06-19 1977-05-02 Well apparatus Expired CA1027859A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA277,359A CA1027859A (en) 1974-06-19 1977-05-02 Well apparatus

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US48075474A 1974-06-19 1974-06-19
US05/523,367 US4008898A (en) 1974-06-19 1974-11-13 Well apparatus
CA226,356A CA1027042A (en) 1974-06-19 1975-05-06 Well apparatus
CA277,359A CA1027859A (en) 1974-06-19 1977-05-02 Well apparatus

Publications (1)

Publication Number Publication Date
CA1027859A true CA1027859A (en) 1978-03-14

Family

ID=27425838

Family Applications (1)

Application Number Title Priority Date Filing Date
CA277,359A Expired CA1027859A (en) 1974-06-19 1977-05-02 Well apparatus

Country Status (1)

Country Link
CA (1) CA1027859A (en)

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