CA956570A - Floating piston for selective hydraulic packer - Google Patents

Floating piston for selective hydraulic packer

Info

Publication number
CA956570A
CA956570A CA184,099A CA184099A CA956570A CA 956570 A CA956570 A CA 956570A CA 184099 A CA184099 A CA 184099A CA 956570 A CA956570 A CA 956570A
Authority
CA
Canada
Prior art keywords
floating piston
hydraulic packer
selective hydraulic
selective
packer
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
CA184,099A
Inventor
Bobby L. Douglas
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.)
Dresser Industries Inc
Original Assignee
Dresser 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 CA140,535A external-priority patent/CA949876A/en
Application filed by Dresser Industries Inc filed Critical Dresser Industries Inc
Priority to CA184,099A priority Critical patent/CA956570A/en
Application granted granted Critical
Publication of CA956570A publication Critical patent/CA956570A/en
Expired legal-status Critical Current

Links

CA184,099A 1971-05-24 1973-10-24 Floating piston for selective hydraulic packer Expired CA956570A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA184,099A CA956570A (en) 1971-05-24 1973-10-24 Floating piston for selective hydraulic packer

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14602771A 1971-05-24 1971-05-24
CA140,535A CA949876A (en) 1971-05-24 1972-04-25 Floating piston for selective hydraulic packer
CA184,099A CA956570A (en) 1971-05-24 1973-10-24 Floating piston for selective hydraulic packer

Publications (1)

Publication Number Publication Date
CA956570A true CA956570A (en) 1974-10-22

Family

ID=27161947

Family Applications (1)

Application Number Title Priority Date Filing Date
CA184,099A Expired CA956570A (en) 1971-05-24 1973-10-24 Floating piston for selective hydraulic packer

Country Status (1)

Country Link
CA (1) CA956570A (en)

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