CA982936A - Wellbore circulating valve - Google Patents

Wellbore circulating valve

Info

Publication number
CA982936A
CA982936A CA233,422A CA233422A CA982936A CA 982936 A CA982936 A CA 982936A CA 233422 A CA233422 A CA 233422A CA 982936 A CA982936 A CA 982936A
Authority
CA
Canada
Prior art keywords
circulating valve
wellbore
wellbore circulating
valve
circulating
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
CA233,422A
Inventor
John C. Holden
Gary Q. Wray
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.)
Halliburton Co
Original Assignee
Halliburton Co
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 CA191,622A external-priority patent/CA980684A/en
Application filed by Halliburton Co filed Critical Halliburton Co
Priority to CA233,422A priority Critical patent/CA982936A/en
Application granted granted Critical
Publication of CA982936A publication Critical patent/CA982936A/en
Expired legal-status Critical Current

Links

CA233,422A 1974-02-04 1975-08-14 Wellbore circulating valve Expired CA982936A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA233,422A CA982936A (en) 1974-02-04 1975-08-14 Wellbore circulating valve

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA191,622A CA980684A (en) 1974-02-04 1974-02-04 Wellbore circulating valve
CA233,422A CA982936A (en) 1974-02-04 1975-08-14 Wellbore circulating valve

Publications (1)

Publication Number Publication Date
CA982936A true CA982936A (en) 1976-02-03

Family

ID=25667478

Family Applications (1)

Application Number Title Priority Date Filing Date
CA233,422A Expired CA982936A (en) 1974-02-04 1975-08-14 Wellbore circulating valve

Country Status (1)

Country Link
CA (1) CA982936A (en)

Similar Documents

Publication Publication Date Title
CA1014851A (en) Downhole valve
CA1021664A (en) Valve
CA1025838A (en) Valve
CA1020043A (en) Check valve
CA1005319A (en) Check valve
CA1013233A (en) Check valve
CA994637A (en) Valves
CA1030423A (en) Valve structure
CA1028819A (en) Homohedral construction
CA1016718A (en) Buildings
CA1025768A (en) Dual string circulating valve
CA1018043A (en) Multiple way valve
AU497520B2 (en) Subsea control valve
AU502464B2 (en) Lintel
CA1020520A (en) Valve lock
SU585986A1 (en) Drill
CA980684A (en) Wellbore circulating valve
CA982932A (en) Wellbore circulating valve
CA982938A (en) Wellbore circulating valve
AU489678B2 (en) Wellbore circulating valve
CA982936A (en) Wellbore circulating valve
CA982937A (en) Wellbore circulating valve
CA1022430A (en) Reversing valve
SU576390A1 (en) Packer
SU563488A1 (en) Circulating valve