SE516885C2 - Styrhylsarrangemang för bergborrning - Google Patents

Styrhylsarrangemang för bergborrning

Info

Publication number
SE516885C2
SE516885C2 SE9902545A SE9902545A SE516885C2 SE 516885 C2 SE516885 C2 SE 516885C2 SE 9902545 A SE9902545 A SE 9902545A SE 9902545 A SE9902545 A SE 9902545A SE 516885 C2 SE516885 C2 SE 516885C2
Authority
SE
Sweden
Prior art keywords
sleeve
sleeve arrangement
drilling
support unit
during drilling
Prior art date
Application number
SE9902545A
Other languages
English (en)
Swedish (sv)
Other versions
SE9902545L (sv
SE9902545D0 (sv
Inventor
Lars Liw
Original Assignee
Lars Liw
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 Lars Liw filed Critical Lars Liw
Priority to SE9902545A priority Critical patent/SE516885C2/sv
Publication of SE9902545D0 publication Critical patent/SE9902545D0/xx
Priority to CA002377829A priority patent/CA2377829A1/en
Priority to AU60405/00A priority patent/AU6040500A/en
Priority to PCT/SE2000/001395 priority patent/WO2001002695A1/en
Publication of SE9902545L publication Critical patent/SE9902545L/
Priority to NO20020009A priority patent/NO20020009D0/no
Publication of SE516885C2 publication Critical patent/SE516885C2/sv

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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
    • E21B17/1014—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well

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)
  • Earth Drilling (AREA)
SE9902545A 1999-07-02 1999-07-02 Styrhylsarrangemang för bergborrning SE516885C2 (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE9902545A SE516885C2 (sv) 1999-07-02 1999-07-02 Styrhylsarrangemang för bergborrning
CA002377829A CA2377829A1 (en) 1999-07-02 2000-06-30 A sleeve arrangement
AU60405/00A AU6040500A (en) 1999-07-02 2000-06-30 A sleeve arrangement
PCT/SE2000/001395 WO2001002695A1 (en) 1999-07-02 2000-06-30 A sleeve arrangement
NO20020009A NO20020009D0 (no) 1999-07-02 2002-01-02 Et hylsearrangement

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9902545A SE516885C2 (sv) 1999-07-02 1999-07-02 Styrhylsarrangemang för bergborrning

Publications (3)

Publication Number Publication Date
SE9902545D0 SE9902545D0 (sv) 1999-07-02
SE9902545L SE9902545L (sv) 2001-01-03
SE516885C2 true SE516885C2 (sv) 2002-03-19

Family

ID=20416359

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9902545A SE516885C2 (sv) 1999-07-02 1999-07-02 Styrhylsarrangemang för bergborrning

Country Status (5)

Country Link
AU (1) AU6040500A (no)
CA (1) CA2377829A1 (no)
NO (1) NO20020009D0 (no)
SE (1) SE516885C2 (no)
WO (1) WO2001002695A1 (no)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114382412A (zh) * 2021-11-26 2022-04-22 中国石油天然气股份有限公司 一种套筒型钻井变向器

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4856601A (en) * 1986-01-22 1989-08-15 Raney Richard C Drill bit with flow control means
FR2648861B1 (fr) * 1989-06-26 1996-06-14 Inst Francais Du Petrole Dispositif pour guider un train de tiges dans un puits
US5346016A (en) * 1991-09-16 1994-09-13 Conoco Inc. Apparatus and method for centralizing pipe in a wellbore
US5228518A (en) * 1991-09-16 1993-07-20 Conoco Inc. Downhole activated process and apparatus for centralizing pipe in a wellbore
SE508950C2 (sv) * 1993-12-29 1998-11-16 Lars Liw Styrverktyg för bergborrning

Also Published As

Publication number Publication date
SE9902545L (sv) 2001-01-03
AU6040500A (en) 2001-01-22
WO2001002695A1 (en) 2001-01-11
SE9902545D0 (sv) 1999-07-02
CA2377829A1 (en) 2001-01-11
NO20020009L (no) 2002-01-02
NO20020009D0 (no) 2002-01-02

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Legal Events

Date Code Title Description
NUG Patent has lapsed