[go: up one dir, main page]

GB2172031B - An inverse differential casing cementing float valve - Google Patents

An inverse differential casing cementing float valve

Info

Publication number
GB2172031B
GB2172031B GB08505890A GB8505890A GB2172031B GB 2172031 B GB2172031 B GB 2172031B GB 08505890 A GB08505890 A GB 08505890A GB 8505890 A GB8505890 A GB 8505890A GB 2172031 B GB2172031 B GB 2172031B
Authority
GB
United Kingdom
Prior art keywords
float valve
differential casing
casing cementing
inverse differential
cementing float
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
GB08505890A
Other versions
GB2172031A (en
GB8505890D0 (en
Inventor
Jr Robert Duane Kuhlman
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
Application filed by Halliburton Co filed Critical Halliburton Co
Priority to GB08505890A priority Critical patent/GB2172031B/en
Publication of GB8505890D0 publication Critical patent/GB8505890D0/en
Publication of GB2172031A publication Critical patent/GB2172031A/en
Application granted granted Critical
Publication of GB2172031B publication Critical patent/GB2172031B/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/10—Valve arrangements in drilling-fluid circulation systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Check Valves (AREA)
GB08505890A 1985-03-07 1985-03-07 An inverse differential casing cementing float valve Expired GB2172031B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08505890A GB2172031B (en) 1985-03-07 1985-03-07 An inverse differential casing cementing float valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08505890A GB2172031B (en) 1985-03-07 1985-03-07 An inverse differential casing cementing float valve

Publications (3)

Publication Number Publication Date
GB8505890D0 GB8505890D0 (en) 1985-04-11
GB2172031A GB2172031A (en) 1986-09-10
GB2172031B true GB2172031B (en) 1988-03-16

Family

ID=10575589

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08505890A Expired GB2172031B (en) 1985-03-07 1985-03-07 An inverse differential casing cementing float valve

Country Status (1)

Country Link
GB (1) GB2172031B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8922302D0 (en) * 1989-10-03 1989-11-15 Gullett Paul D M The control of'u'tubing in the flow of cement in oil well casings
US5092406A (en) * 1990-01-09 1992-03-03 Baker Hughes Incorporated Apparatus for controlling well cementing operation
EP2535506B1 (en) 2007-04-04 2014-05-14 Weatherford/Lamb Inc. Downhole deployment valves

Also Published As

Publication number Publication date
GB2172031A (en) 1986-09-10
GB8505890D0 (en) 1985-04-11

Similar Documents

Publication Publication Date Title
GB2171434B (en) Well tubing valve
DE3568477D1 (en) Valve assembly
GB8615725D0 (en) Valve housing arrangement
GB8512829D0 (en) Valve seals
EP0197401A3 (en) Float-actuated valve
GB8509320D0 (en) Preventing fluid migration around well casing
GB2156404B (en) Mudline casing hanger
AR243984A1 (en) Ballcock float structure
AU538869B2 (en) Float valve
AU556708B2 (en) Mudline casing hanger assembly
ZA868190B (en) Diaphragm valve
GB2172031B (en) An inverse differential casing cementing float valve
GB8322853D0 (en) Float operated valves
GB2093566B (en) Valve casing
GB8514381D0 (en) Float operated valves
GB8516948D0 (en) Leak-testing fluids
KR870000628Y1 (en) Float valve
AU580288B2 (en) Float valve
GB8507783D0 (en) Subterranean valve chamber assembly
GB8505433D0 (en) Float valve arrangement
GB2178522B (en) Valve assembly
BR8501617A (en) FLOAT VALVE
KR860001113Y1 (en) Float valve
ZA867310B (en) Valve housing
GB8331864D0 (en) Float valve

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee