SE9702547D0 - Sänkborrmaskin - Google Patents

Sänkborrmaskin

Info

Publication number
SE9702547D0
SE9702547D0 SE9702547A SE9702547A SE9702547D0 SE 9702547 D0 SE9702547 D0 SE 9702547D0 SE 9702547 A SE9702547 A SE 9702547A SE 9702547 A SE9702547 A SE 9702547A SE 9702547 D0 SE9702547 D0 SE 9702547D0
Authority
SE
Sweden
Prior art keywords
intermediate wall
piston
hammer
hammer piston
waist
Prior art date
Application number
SE9702547A
Other languages
English (en)
Other versions
SE9702547L (sv
SE507651C2 (sv
Inventor
Berndt Ekwall
Original Assignee
Uniroc 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 Uniroc Ab filed Critical Uniroc Ab
Priority to SE9702547A priority Critical patent/SE507651C2/sv
Publication of SE9702547D0 publication Critical patent/SE9702547D0/sv
Priority to EP98850077A priority patent/EP0889195A3/en
Priority to US09/081,859 priority patent/US5992545A/en
Priority to CA002238785A priority patent/CA2238785A1/en
Publication of SE9702547L publication Critical patent/SE9702547L/sv
Publication of SE507651C2 publication Critical patent/SE507651C2/sv
Priority to AU73973/98A priority patent/AU7397398A/en
Priority to JP10187654A priority patent/JPH1181844A/ja

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
    • 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)
SE9702547A 1997-07-02 1997-07-02 Sänkborrmaskin med dubbla drivareor för slagkolvens arbetsslag och returslag SE507651C2 (sv)

Priority Applications (6)

Application Number Priority Date Filing Date Title
SE9702547A SE507651C2 (sv) 1997-07-02 1997-07-02 Sänkborrmaskin med dubbla drivareor för slagkolvens arbetsslag och returslag
EP98850077A EP0889195A3 (en) 1997-07-02 1998-05-13 Downhole hammer
US09/081,859 US5992545A (en) 1997-07-02 1998-05-19 Down-the-hole drilling machine
CA002238785A CA2238785A1 (en) 1997-07-02 1998-05-27 Down-the-hole drilling machine
AU73973/98A AU7397398A (en) 1997-07-02 1998-06-30 Down-the-hole drilling machine
JP10187654A JPH1181844A (ja) 1997-07-02 1998-07-02 ダウン・ザ・ホール穿孔装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9702547A SE507651C2 (sv) 1997-07-02 1997-07-02 Sänkborrmaskin med dubbla drivareor för slagkolvens arbetsslag och returslag

Publications (3)

Publication Number Publication Date
SE9702547D0 true SE9702547D0 (sv) 1997-07-02
SE9702547L SE9702547L (sv) 1998-06-29
SE507651C2 SE507651C2 (sv) 1998-06-29

Family

ID=20407606

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9702547A SE507651C2 (sv) 1997-07-02 1997-07-02 Sänkborrmaskin med dubbla drivareor för slagkolvens arbetsslag och returslag

Country Status (6)

Country Link
US (1) US5992545A (sv)
EP (1) EP0889195A3 (sv)
JP (1) JPH1181844A (sv)
AU (1) AU7397398A (sv)
CA (1) CA2238785A1 (sv)
SE (1) SE507651C2 (sv)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6810972B2 (en) 2002-02-08 2004-11-02 Hard Rock Drilling & Fabrication, L.L.C. Steerable horizontal subterranean drill bit having a one bolt attachment system
US6810971B1 (en) 2002-02-08 2004-11-02 Hard Rock Drilling & Fabrication, L.L.C. Steerable horizontal subterranean drill bit
US6814168B2 (en) 2002-02-08 2004-11-09 Hard Rock Drilling & Fabrication, L.L.C. Steerable horizontal subterranean drill bit having elevated wear protector receptacles
US6827159B2 (en) 2002-02-08 2004-12-07 Hard Rock Drilling & Fabrication, L.L.C. Steerable horizontal subterranean drill bit having an offset drilling fluid seal
US6810973B2 (en) 2002-02-08 2004-11-02 Hard Rock Drilling & Fabrication, L.L.C. Steerable horizontal subterranean drill bit having offset cutting tooth paths
WO2006062776A2 (en) * 2004-11-29 2006-06-15 The Regents Of The University Of California Hydroxyapatite-binding peptides for bone growth and inhibition
FI123555B (sv) 2011-10-06 2013-07-15 Sandvik Mining & Constr Oy Tryckluftsdriven sänkborrmaskin
CN102966304B (zh) * 2012-11-28 2014-12-31 吉林大学 泥浆护壁空气潜孔锤钻具及钻井工艺
CN104405280B (zh) * 2014-12-10 2016-09-07 吉林大学 冲程差动式高能液动潜孔冲击器
MX2020006063A (es) 2017-12-13 2020-08-24 Jaime Andres Aros Sistema de flujo de fluido presurizado con multiples camaras de trabajo para un martillo de fondo y un martillo de fondo de circulacion normal con dicho sistema.
BR112023022392A2 (pt) * 2021-04-29 2024-01-09 Mincon Int Ltd Martelo hidráulico de fundo de poço e estaca submarina

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE637490A (sv) 1962-09-17
DE1558974A1 (de) * 1967-09-26 1970-04-02 Grossbohrloch Und Spreng Unter Ringtieflochhammer
US3991834A (en) * 1975-07-07 1976-11-16 Curington Alfred R Sampling airhammer apparatus
US4084646A (en) * 1976-02-19 1978-04-18 Ingersoll-Rand Company Fluid actuated impact tool
DE2854461C2 (de) * 1978-12-16 1983-03-10 Wirth Maschinen- und Bohrgeräte-Fabrik GmbH, 5140 Erkelenz Versenkbohrhammer
SE500654C2 (sv) * 1987-07-14 1994-08-01 G Drill Ab Hydraulisk sänkborrmaskin
US4932483A (en) * 1988-02-16 1990-06-12 Ian G. Rear Down hole hammer
US5139096A (en) * 1988-09-22 1992-08-18 William Lister Pneumatic percussion hammers
US5238073A (en) * 1991-04-04 1993-08-24 Rear Ian G Uphole hammer
SE505170C2 (sv) * 1993-12-13 1997-07-07 G Drill Ab Sänkborrmaskin med sammanpressbart distansrör
US5715897A (en) * 1993-12-13 1998-02-10 G-Drill Ab In-hole rock drilling machine with a hydraulic impact motor
SE505171C2 (sv) * 1993-12-13 1997-07-07 G Drill Ab Ventilslid i ett hydrauliskt slagverk
US5685380A (en) * 1995-01-06 1997-11-11 Minroc Technical Promotions Limited Reverse circulation down-the-hole drill

Also Published As

Publication number Publication date
SE9702547L (sv) 1998-06-29
SE507651C2 (sv) 1998-06-29
CA2238785A1 (en) 1999-01-02
EP0889195A2 (en) 1999-01-07
JPH1181844A (ja) 1999-03-26
US5992545A (en) 1999-11-30
EP0889195A3 (en) 2000-11-22
AU7397398A (en) 1999-01-14

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