SE538237C2 - Vätskedriven sänkborrmaskin med indexering medelst intermittent trycksättning - Google Patents

Vätskedriven sänkborrmaskin med indexering medelst intermittent trycksättning Download PDF

Info

Publication number
SE538237C2
SE538237C2 SE1450845A SE1450845A SE538237C2 SE 538237 C2 SE538237 C2 SE 538237C2 SE 1450845 A SE1450845 A SE 1450845A SE 1450845 A SE1450845 A SE 1450845A SE 538237 C2 SE538237 C2 SE 538237C2
Authority
SE
Sweden
Prior art keywords
percussion
valve
drill bit
percussion piston
piston
Prior art date
Application number
SE1450845A
Other languages
English (en)
Swedish (sv)
Other versions
SE1450845A1 (sv
Inventor
Fredrik Egerström
Original Assignee
Lkab 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 Lkab Wassara Ab filed Critical Lkab Wassara Ab
Priority to SE1450845A priority Critical patent/SE538237C2/sv
Priority to PCT/SE2015/050639 priority patent/WO2016003351A1/fr
Publication of SE1450845A1 publication Critical patent/SE1450845A1/sv
Publication of SE538237C2 publication Critical patent/SE538237C2/sv

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B4/00Drives for drilling, used in the borehole
    • E21B4/06Down-hole impacting means, e.g. hammers
    • E21B4/14Fluid operated hammers
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B4/00Drives for drilling, used in the borehole
    • E21B4/16Plural down-hole drives, e.g. for combined percussion and rotary drilling; Drives for multi-bit drilling units
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B6/00Drives for drilling with combined rotary and percussive action
    • E21B6/06Drives for drilling with combined rotary and percussive action the rotation being intermittent, e.g. obtained by ratchet device
    • E21B6/08Separate drives for percussion and rotation

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
SE1450845A 2014-07-04 2014-07-04 Vätskedriven sänkborrmaskin med indexering medelst intermittent trycksättning SE538237C2 (sv)

Priority Applications (2)

Application Number Priority Date Filing Date Title
SE1450845A SE538237C2 (sv) 2014-07-04 2014-07-04 Vätskedriven sänkborrmaskin med indexering medelst intermittent trycksättning
PCT/SE2015/050639 WO2016003351A1 (fr) 2014-07-04 2015-06-02 Indexation d'une perforatrice de roches dth hydraulique par une pression intermittente

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1450845A SE538237C2 (sv) 2014-07-04 2014-07-04 Vätskedriven sänkborrmaskin med indexering medelst intermittent trycksättning

Publications (2)

Publication Number Publication Date
SE1450845A1 SE1450845A1 (sv) 2016-01-05
SE538237C2 true SE538237C2 (sv) 2016-04-12

Family

ID=55019721

Family Applications (1)

Application Number Title Priority Date Filing Date
SE1450845A SE538237C2 (sv) 2014-07-04 2014-07-04 Vätskedriven sänkborrmaskin med indexering medelst intermittent trycksättning

Country Status (2)

Country Link
SE (1) SE538237C2 (fr)
WO (1) WO2016003351A1 (fr)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1080880A (en) * 1912-02-03 1913-12-09 Ingersoll Rand Co Percussive tool.
US1464809A (en) * 1920-07-30 1923-08-14 Curti Ernesto Pneumatic hammer
FI56052C (fi) * 1975-01-16 1979-11-12 Tampella Oy Ab Hydraulisk bergborrmaskin
GB1499170A (en) * 1975-12-23 1978-01-25 Af Hydraulics Rotary and percussive drive devices for drilling tools
FI72178C (fi) * 1983-10-28 1987-04-13 Tampella Oy Ab Med rotationsmaskineri foersedd tryckmediedriven slagborrmaskin.
EP0906811B1 (fr) * 1997-10-03 2002-05-15 SIG Produktionstechnik AG Marteau de forage

Also Published As

Publication number Publication date
SE1450845A1 (sv) 2016-01-05
WO2016003351A1 (fr) 2016-01-07

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