EP1081330A3 - Vorrichtungen zur Spülungsumlenkung in einem Bohrloch - Google Patents

Vorrichtungen zur Spülungsumlenkung in einem Bohrloch Download PDF

Info

Publication number
EP1081330A3
EP1081330A3 EP00307400A EP00307400A EP1081330A3 EP 1081330 A3 EP1081330 A3 EP 1081330A3 EP 00307400 A EP00307400 A EP 00307400A EP 00307400 A EP00307400 A EP 00307400A EP 1081330 A3 EP1081330 A3 EP 1081330A3
Authority
EP
European Patent Office
Prior art keywords
end surface
fluid
valve means
bore
tool
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.)
Withdrawn
Application number
EP00307400A
Other languages
English (en)
French (fr)
Other versions
EP1081330A2 (de
Inventor
Karl Schmidt
Arthur Deacey Stewart
Mark William Craig
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.)
Stable Services Ltd
Original Assignee
Stable Services Ltd
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 Stable Services Ltd filed Critical Stable Services Ltd
Publication of EP1081330A2 publication Critical patent/EP1081330A2/de
Publication of EP1081330A3 publication Critical patent/EP1081330A3/de
Withdrawn legal-status Critical Current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
    • E21B21/103—Down-hole by-pass valve arrangements, i.e. between the inside of the drill string and the annulus

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)
  • Drilling Tools (AREA)
  • Earth Drilling (AREA)
  • Multiple-Way Valves (AREA)
EP00307400A 1999-09-03 2000-08-29 Vorrichtungen zur Spülungsumlenkung in einem Bohrloch Withdrawn EP1081330A3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9920731 1999-09-03
GBGB9920731.8A GB9920731D0 (en) 1999-09-03 1999-09-03 Downhole diverter tools

Publications (2)

Publication Number Publication Date
EP1081330A2 EP1081330A2 (de) 2001-03-07
EP1081330A3 true EP1081330A3 (de) 2001-05-02

Family

ID=10860208

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00307400A Withdrawn EP1081330A3 (de) 1999-09-03 2000-08-29 Vorrichtungen zur Spülungsumlenkung in einem Bohrloch

Country Status (3)

Country Link
EP (1) EP1081330A3 (de)
GB (1) GB9920731D0 (de)
NO (1) NO20004367L (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO313430B1 (no) * 2000-10-02 2002-09-30 Bernt Reinhardt Pedersen Anordning ved nedihullsventil
FR2845726B1 (fr) * 2002-10-10 2005-01-21 Schlumberger Services Petrol Dispositif de reglage de debit au travers d'un tube de production place dans un puits petrolier
CA2947147C (en) 2014-06-30 2019-09-24 Halliburton Energy Services, Inc. Downhole fluid flow diverting
CN104153730B (zh) * 2014-07-23 2016-07-06 中国石油大学(华东) 一种清洁井眼的钻井工具

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3334697A (en) * 1964-11-09 1967-08-08 Tenneco Inc Jet sub for drilling well bores
EP0322170A2 (de) * 1987-12-22 1989-06-28 Gas Research Institute Rammbohrgerät mit Kontrollventil
WO1996004458A1 (en) * 1994-08-01 1996-02-15 Arthur Deacey Stewart Erosion resistant downhole mud diverter tool
US5584352A (en) * 1993-04-26 1996-12-17 B.J.S. Systems, Inc. Pneumatic drilling chip removal system and method

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3334697A (en) * 1964-11-09 1967-08-08 Tenneco Inc Jet sub for drilling well bores
EP0322170A2 (de) * 1987-12-22 1989-06-28 Gas Research Institute Rammbohrgerät mit Kontrollventil
US5584352A (en) * 1993-04-26 1996-12-17 B.J.S. Systems, Inc. Pneumatic drilling chip removal system and method
WO1996004458A1 (en) * 1994-08-01 1996-02-15 Arthur Deacey Stewart Erosion resistant downhole mud diverter tool

Also Published As

Publication number Publication date
EP1081330A2 (de) 2001-03-07
GB9920731D0 (en) 1999-11-03
NO20004367L (no) 2001-03-05
NO20004367D0 (no) 2000-09-01

Similar Documents

Publication Publication Date Title
WO2008005714A3 (en) Downhole abrading tools having a hydrostatic chamber and uses therfor
CA2643138A1 (en) Hydraulic stepping valve actuated sliding sleeve
EP1205630A3 (de) Probenkammer mit Totraumspülung
WO2002068793A8 (en) Ball activated tool for use in downhole drilling
WO2001073325A3 (en) Gate valve
CA2521934A1 (en) Pressure actuated tubing safety valve
EP1258655A3 (de) Hydraulische Spannvorrichtung mit Entlastungsventil
GB2437005A (en) Valve
EP0915230A3 (de) Sicherheitsventil unter Verwendung eines Abschlussventils
US20100116503A1 (en) Dual check valve
WO2007002646A3 (en) Check valve
CA2472824A1 (en) Straddle packer with third seal
EP0870901A3 (de) Tiefbohrwerkzeug
CA2262807A1 (en) Tubular string auto-fill sub
EP1156244A3 (de) Zweiweg- Rückschlagventil
EP1803981A3 (de) Druckregelventil
CA2160417A1 (en) Valve for a two way hydraulic drilling jar
CA2444454C (en) Pressure compensated pilot operated check valve
CA2364329A1 (en) Equalizing flapper for downhole safety valves
AU2003227845B2 (en) Hydraulic rotary-percussive hammer drill
ATE347645T1 (de) Bohrlochwerkzeug zur erzeugung einer axialkraft
US5020610A (en) Removable filter fluid flow shutoff apparatus
CA2443140A1 (en) Internal pressure indicator and locking mechanism for a downhole tool
EP1081330A3 (de) Vorrichtungen zur Spülungsumlenkung in einem Bohrloch
EP1167152A3 (de) ECP - Verteilerblockventileinsätze

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

AKX Designation fees paid
REG Reference to a national code

Ref country code: DE

Ref legal event code: 8566

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20011103