ATE133233T1 - Gesteinsbohrgerät mit hydraulischem antrieb im bohrloch - Google Patents

Gesteinsbohrgerät mit hydraulischem antrieb im bohrloch

Info

Publication number
ATE133233T1
ATE133233T1 AT90911460T AT90911460T ATE133233T1 AT E133233 T1 ATE133233 T1 AT E133233T1 AT 90911460 T AT90911460 T AT 90911460T AT 90911460 T AT90911460 T AT 90911460T AT E133233 T1 ATE133233 T1 AT E133233T1
Authority
AT
Austria
Prior art keywords
piston hammer
chamber
borehole
piston
hammer
Prior art date
Application number
AT90911460T
Other languages
English (en)
Inventor
Per Gustafsson
Original Assignee
G Drill 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 G Drill Ab filed Critical G Drill Ab
Application granted granted Critical
Publication of ATE133233T1 publication Critical patent/ATE133233T1/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D9/00—Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
    • B25D9/06—Means for driving the impulse member
    • B25D9/12—Means for driving the impulse member comprising a built-in liquid motor, i.e. the tool being driven by hydraulic pressure
    • 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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Catching Or Destruction (AREA)
AT90911460T 1990-07-12 1990-07-12 Gesteinsbohrgerät mit hydraulischem antrieb im bohrloch ATE133233T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/SE1990/000490 WO1992001138A1 (en) 1990-07-12 1990-07-12 Hydraulic down-the-hole rock drill

Publications (1)

Publication Number Publication Date
ATE133233T1 true ATE133233T1 (de) 1996-02-15

Family

ID=20378526

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90911460T ATE133233T1 (de) 1990-07-12 1990-07-12 Gesteinsbohrgerät mit hydraulischem antrieb im bohrloch

Country Status (6)

Country Link
EP (1) EP0543806B1 (de)
AT (1) ATE133233T1 (de)
DE (1) DE69024978T2 (de)
DK (1) DK0543806T3 (de)
ES (1) ES2084033T3 (de)
WO (1) WO1992001138A1 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5497839A (en) * 1992-04-01 1996-03-12 Sds Pty Ltd. Liquid-driven downhole hammer drill
AU688311B2 (en) * 1993-04-05 1998-03-12 Impact Drilling International Pty Ltd Percussion drilling improvements
WO1994023171A1 (en) * 1993-04-05 1994-10-13 Sds Pty. Ltd. Percussion drilling improvements
DE4433533C1 (de) * 1994-09-20 1995-11-23 Terra Ag Tiefbautechnik Rammbohrvorrichtung
AUPO957097A0 (en) * 1997-10-01 1997-10-30 Rear, Ian Graeme Hammer
US6444652B1 (en) 1998-08-10 2002-09-03 Novirio Pharmaceuticals Limited β-L-2'-deoxy-nucleosides for the treatment of hepatitis B
DK1431304T3 (en) 1998-08-10 2015-03-02 Novartis Ag Beta - L-2'-deoxynucleosides for the treatment of hepatitis B
US6155361A (en) * 1999-01-27 2000-12-05 Patterson; William N. Hydraulic in-the-hole percussion rock drill
US6464023B2 (en) 1999-01-27 2002-10-15 William N. Patterson Hydraulic in-the-hole percussion rock drill
CA2295463C (en) 1999-01-27 2008-04-29 William N. Patterson Hydraulic in-the-hole percussion rock drill
US6875751B2 (en) 2000-06-15 2005-04-05 Idenix Pharmaceuticals, Inc. 3′-prodrugs of 2′-deoxy-β-L-nucleosides
DE10146025B4 (de) * 2000-12-02 2004-12-16 Tracto-Technik Gmbh Verfahren und System zum horizontalen Erdbohren sowie Schlagspitze und Verfahren zum Starten eines Schlagwerkzeugs
US7111695B2 (en) 2000-12-02 2006-09-26 Tracto-Technik Gmbh Pneumatic rock-boring device and method for horizontal drilling using compressed air and drilling medium
WO2007036721A2 (en) * 2005-09-29 2007-04-05 Read Well Services Limited Apparatus and method for generating a seismic signal for use in downhole surveying
US7681664B2 (en) 2008-03-06 2010-03-23 Patterson William N Internally dampened percussion rock drill
EP2987945B1 (de) * 2014-08-19 2018-01-31 Doofor Oy Hydraulischer schlaghammer
CN108166920B (zh) * 2017-12-26 2020-04-24 中国石油天然气集团公司 一种冲击活塞及应用其的自激式复合冲击钻井工具
CN113585960B (zh) * 2021-08-05 2023-11-21 重庆大学 中心转阀式液动冲击器

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RO74260A (ro) * 1974-04-25 1980-10-30 Oy Tampella Ab,Fi Perforator percutant actionat cu lichid sub presiune
DE3343565C2 (de) * 1983-12-01 1985-11-14 Ing. Günter Klemm, Spezialunternehmen für Bohrtechnik, 5962 Drolshagen Tieflochhammer
DE3443542A1 (de) * 1984-11-29 1986-06-05 Fried. Krupp Gmbh, 4300 Essen Hydraulische schlagvorrichtung
SE500654C2 (sv) * 1987-07-14 1994-08-01 G Drill Ab Hydraulisk sänkborrmaskin

Also Published As

Publication number Publication date
ES2084033T3 (es) 1996-05-01
WO1992001138A1 (en) 1992-01-23
DE69024978T2 (de) 1996-12-12
EP0543806A1 (de) 1993-06-02
DE69024978D1 (de) 1996-02-29
DK0543806T3 (da) 1996-05-06
EP0543806B1 (de) 1996-01-17

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
EEFA Change of the company name
EELA Cancelled due to lapse of time