CA570458A - Pressure-operated bottom-hole drill stem tester - Google Patents

Pressure-operated bottom-hole drill stem tester

Info

Publication number
CA570458A
CA570458A CA570458A CA570458DA CA570458A CA 570458 A CA570458 A CA 570458A CA 570458 A CA570458 A CA 570458A CA 570458D A CA570458D A CA 570458DA CA 570458 A CA570458 A CA 570458A
Authority
CA
Canada
Prior art keywords
pressure
drill stem
hole drill
operated bottom
stem tester
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
CA570458A
Other languages
French (fr)
Inventor
E. Walstrom John
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.)
California Research LLC
Original Assignee
California Research LLC
Publication date
Application granted granted Critical
Publication of CA570458A publication Critical patent/CA570458A/en
Expired legal-status Critical Current

Links

CA570458A Pressure-operated bottom-hole drill stem tester Expired CA570458A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA570458T

Publications (1)

Publication Number Publication Date
CA570458A true CA570458A (en) 1959-02-10

Family

ID=35743003

Family Applications (1)

Application Number Title Priority Date Filing Date
CA570458A Expired CA570458A (en) Pressure-operated bottom-hole drill stem tester

Country Status (1)

Country Link
CA (1) CA570458A (en)

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