CA653896A - Drill pipe float valves - Google Patents

Drill pipe float valves

Info

Publication number
CA653896A
CA653896A CA653896A CA653896DA CA653896A CA 653896 A CA653896 A CA 653896A CA 653896 A CA653896 A CA 653896A CA 653896D A CA653896D A CA 653896DA CA 653896 A CA653896 A CA 653896A
Authority
CA
Canada
Prior art keywords
drill pipe
float valves
pipe float
valves
drill
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
CA653896A
Inventor
D. Keithahn Julian
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.)
Baker Hughes Oilfield Operations LLC
Original Assignee
Baker Oil Tools Inc
Publication date
Application granted granted Critical
Publication of CA653896A publication Critical patent/CA653896A/en
Expired legal-status Critical Current

Links

CA653896A Drill pipe float valves Expired CA653896A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA653896T

Publications (1)

Publication Number Publication Date
CA653896A true CA653896A (en) 1962-12-11

Family

ID=35947217

Family Applications (1)

Application Number Title Priority Date Filing Date
CA653896A Expired CA653896A (en) Drill pipe float valves

Country Status (1)

Country Link
CA (1) CA653896A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5887615A (en) * 1996-09-27 1999-03-30 Om Corporation Check valve of fuel tank
CN103672050A (en) * 2013-12-30 2014-03-26 斯丹德汽车***（苏州）有限公司 Check valve

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5887615A (en) * 1996-09-27 1999-03-30 Om Corporation Check valve of fuel tank
CN103672050A (en) * 2013-12-30 2014-03-26 斯丹德汽车***（苏州）有限公司 Check valve

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