CA645888A - Check valve for wellpoint - Google Patents

Check valve for wellpoint

Info

Publication number
CA645888A
CA645888A CA645888A CA645888DA CA645888A CA 645888 A CA645888 A CA 645888A CA 645888 A CA645888 A CA 645888A CA 645888D A CA645888D A CA 645888DA CA 645888 A CA645888 A CA 645888A
Authority
CA
Canada
Prior art keywords
wellpoint
check valve
check
valve
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
CA645888A
Inventor
P. Powers Joseph
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.)
Moretrench Corp
Original Assignee
Moretrench Corp
Publication date
Application granted granted Critical
Publication of CA645888A publication Critical patent/CA645888A/en
Expired legal-status Critical Current

Links

CA645888A Check valve for wellpoint Expired CA645888A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA645888T

Publications (1)

Publication Number Publication Date
CA645888A true CA645888A (en) 1962-07-31

Family

ID=35934543

Family Applications (1)

Application Number Title Priority Date Filing Date
CA645888A Expired CA645888A (en) Check valve for wellpoint

Country Status (1)

Country Link
CA (1) CA645888A (en)

Similar Documents

Publication Publication Date Title
CA643111A (en) Valve
CA640015A (en) Check valve
CA645265A (en) Valve structure
CA646340A (en) Pivoted check valve
CA645888A (en) Check valve for wellpoint
CA636390A (en) Valve
CA646833A (en) Valve
CA629882A (en) Check valve
CA618205A (en) Check valve
CA632634A (en) Check valves
CA650422A (en) Pivoted check valve
CA644031A (en) Combination valve
CA645790A (en) Valve
CA638782A (en) Valve
AU272925B2 (en) Valve
CA633984A (en) Valve
CA634012A (en) Valve
CA634033A (en) Valve
CA634735A (en) Valve
AU273541B2 (en) Valve
CA637091A (en) Valve
CA651031A (en) Valve
CA639698A (en) Valve
AU273478B2 (en) Valve
AU273391B2 (en) Anti-siphonage valve