GB8326961D0 - Bore-hole drilling device - Google Patents

Bore-hole drilling device

Info

Publication number
GB8326961D0
GB8326961D0 GB838326961A GB8326961A GB8326961D0 GB 8326961 D0 GB8326961 D0 GB 8326961D0 GB 838326961 A GB838326961 A GB 838326961A GB 8326961 A GB8326961 A GB 8326961A GB 8326961 D0 GB8326961 D0 GB 8326961D0
Authority
GB
United Kingdom
Prior art keywords
bore
drilling device
hole drilling
hole
drilling
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.)
Pending
Application number
GB838326961A
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.)
Hogarth P J M
Original Assignee
Hogarth P J M
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 Hogarth P J M filed Critical Hogarth P J M
Priority to GB838326961A priority Critical patent/GB8326961D0/en
Publication of GB8326961D0 publication Critical patent/GB8326961D0/en
Priority to GB08424960A priority patent/GB2147641A/en
Priority to NO844004A priority patent/NO844004L/en
Pending 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)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Check Valves (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
GB838326961A 1983-10-08 1983-10-08 Bore-hole drilling device Pending GB8326961D0 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB838326961A GB8326961D0 (en) 1983-10-08 1983-10-08 Bore-hole drilling device
GB08424960A GB2147641A (en) 1983-10-08 1984-10-03 Borehole drilling device
NO844004A NO844004L (en) 1983-10-08 1984-10-05 Bøsning ROER SECTION

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB838326961A GB8326961D0 (en) 1983-10-08 1983-10-08 Bore-hole drilling device

Publications (1)

Publication Number Publication Date
GB8326961D0 true GB8326961D0 (en) 1983-11-09

Family

ID=10549880

Family Applications (2)

Application Number Title Priority Date Filing Date
GB838326961A Pending GB8326961D0 (en) 1983-10-08 1983-10-08 Bore-hole drilling device
GB08424960A Withdrawn GB2147641A (en) 1983-10-08 1984-10-03 Borehole drilling device

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB08424960A Withdrawn GB2147641A (en) 1983-10-08 1984-10-03 Borehole drilling device

Country Status (2)

Country Link
GB (2) GB8326961D0 (en)
NO (1) NO844004L (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4872510A (en) * 1988-09-30 1989-10-10 Baker Hughes Incorporated Subterranean well casing float tool
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
GB2251446A (en) * 1990-12-27 1992-07-08 Baker Hughes Inc Control valve for well cementing operations
GB9127535D0 (en) * 1991-12-31 1992-02-19 Stirling Design Int The control of"u"tubing in the flow of cement in oil well casings
US5890538A (en) * 1997-04-14 1999-04-06 Amoco Corporation Reverse circulation float equipment tool and process
GB2457497B (en) 2008-02-15 2012-08-08 Pilot Drilling Control Ltd Flow stop valve
WO2011020979A1 (en) 2009-08-18 2011-02-24 Pilot Drilling Control Limited Flow stop valve
US9915124B2 (en) 2013-10-10 2018-03-13 Weatherford Technology Holdings, Llc Piston float equipment

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB429484A (en) * 1934-11-23 1935-05-30 Reuben Carleton Baker Improvements in or relating to rotary well drilling apparatus
GB890144A (en) * 1959-05-15 1962-02-28 Baker Oil Tools Inc Subsurface apparatus for automatically filling conduit strings
GB1266306A (en) * 1969-04-22 1972-03-08
US3537518A (en) * 1969-04-22 1970-11-03 Byron Jackson Inc Safety drill pipe float valve with heat responsive shut off sleeve
CA1058477A (en) * 1978-10-13 1979-07-17 Robert G. Reay Valve assembly for the remote control of fluid flow having an automatic time delay

Also Published As

Publication number Publication date
GB2147641A (en) 1985-05-15
GB8424960D0 (en) 1984-11-07
NO844004L (en) 1985-04-09

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