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CA689840A - Valves with upstream-downstream sealing - Google Patents

Valves with upstream-downstream sealing

Info

Publication number
CA689840A
CA689840A CA689840A CA689840DA CA689840A CA 689840 A CA689840 A CA 689840A CA 689840 A CA689840 A CA 689840A CA 689840D A CA689840D A CA 689840DA CA 689840 A CA689840 A CA 689840A
Authority
CA
Canada
Prior art keywords
valves
upstream
downstream sealing
downstream
sealing
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
CA689840A
Inventor
John G. Jackson, Jr.
F. Rhodes Allen
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.)
MCEVOY CO
Original Assignee
MCEVOY CO
Publication date
Application granted granted Critical
Publication of CA689840A publication Critical patent/CA689840A/en
Expired legal-status Critical Current

Links

CA689840A Valves with upstream-downstream sealing Expired CA689840A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA689840T

Publications (1)

Publication Number Publication Date
CA689840A true CA689840A (en) 1964-06-30

Family

ID=35992454

Family Applications (1)

Application Number Title Priority Date Filing Date
CA689840A Expired CA689840A (en) Valves with upstream-downstream sealing

Country Status (1)

Country Link
CA (1) CA689840A (en)

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