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SE0203421L - Bergborranordning - Google Patents

Bergborranordning

Info

Publication number
SE0203421L
SE0203421L SE0203421A SE0203421A SE0203421L SE 0203421 L SE0203421 L SE 0203421L SE 0203421 A SE0203421 A SE 0203421A SE 0203421 A SE0203421 A SE 0203421A SE 0203421 L SE0203421 L SE 0203421L
Authority
SE
Sweden
Prior art keywords
drilling device
rock drilling
rock
drilling
Prior art date
Application number
SE0203421A
Other languages
English (en)
Other versions
SE0203421D0 (sv
SE523362C2 (sv
Inventor
Fredrik Egerstroem
Original Assignee
Wassara Ab
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 Wassara Ab filed Critical Wassara Ab
Priority to SE0203421A priority Critical patent/SE523362C2/sv
Publication of SE0203421D0 publication Critical patent/SE0203421D0/sv
Priority to PCT/SE2003/001433 priority patent/WO2004061260A1/en
Priority to AU2003264571A priority patent/AU2003264571A1/en
Publication of SE0203421L publication Critical patent/SE0203421L/sv
Publication of SE523362C2 publication Critical patent/SE523362C2/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
    • 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
    • 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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/06—Down-hole impacting means, e.g. hammers
    • E21B4/14—Fluid operated hammers

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)
SE0203421A 2002-11-20 2002-11-20 Bergborranordning SE523362C2 (sv)

Priority Applications (3)

Application Number Priority Date Filing Date Title
SE0203421A SE523362C2 (sv) 2002-11-20 2002-11-20 Bergborranordning
PCT/SE2003/001433 WO2004061260A1 (en) 2002-11-20 2003-09-15 A rock drilling arrangement
AU2003264571A AU2003264571A1 (en) 2002-11-20 2003-09-15 A rock drilling arrangement

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0203421A SE523362C2 (sv) 2002-11-20 2002-11-20 Bergborranordning

Publications (3)

Publication Number Publication Date
SE0203421D0 SE0203421D0 (sv) 2002-11-20
SE0203421L true SE0203421L (sv) 2004-04-13
SE523362C2 SE523362C2 (sv) 2004-04-13

Family

ID=20289613

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0203421A SE523362C2 (sv) 2002-11-20 2002-11-20 Bergborranordning

Country Status (3)

Country Link
AU (1) AU2003264571A1 (sv)
SE (1) SE523362C2 (sv)
WO (1) WO2004061260A1 (sv)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8726993B2 (en) * 2010-05-27 2014-05-20 Claude E Cooke, Jr. Method and apparatus for maintaining pressure in well cementing during curing

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2399530A1 (fr) * 1977-08-05 1979-03-02 Petroles Cie Francaise Outil de forage rotatif equipe d'un dispositif de percussion
FR2529939A1 (fr) * 1982-07-08 1984-01-13 Petroles Cie Francaise Outil de forage rotatif muni d'un dispositif de percussion
US5682957A (en) * 1995-12-21 1997-11-04 Ingersoll-Rand Company Water separator for a down hole drill
AU4384999A (en) * 1998-06-12 1999-12-30 Ingersoll-Rand Company Improved backhead and check valve for down-hole drills
ATE325275T1 (de) * 2000-11-27 2006-06-15 Shell Int Research Bohrstrang mit hydraulischem druckspeicher

Also Published As

Publication number Publication date
AU2003264571A1 (en) 2004-07-29
WO2004061260A1 (en) 2004-07-22
SE0203421D0 (sv) 2002-11-20
SE523362C2 (sv) 2004-04-13

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Legal Events

Date Code Title Description
NUG Patent has lapsed