NO20020007L - Coupling device for a rock drill - Google Patents

Coupling device for a rock drill

Info

Publication number
NO20020007L
NO20020007L NO20020007A NO20020007A NO20020007L NO 20020007 L NO20020007 L NO 20020007L NO 20020007 A NO20020007 A NO 20020007A NO 20020007 A NO20020007 A NO 20020007A NO 20020007 L NO20020007 L NO 20020007L
Authority
NO
Norway
Prior art keywords
coupling device
rock drill
drill
rock
coupling
Prior art date
Application number
NO20020007A
Other languages
Norwegian (no)
Other versions
NO20020007D0 (en
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
Publication of NO20020007D0 publication Critical patent/NO20020007D0/en
Publication of NO20020007L publication Critical patent/NO20020007L/en

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
    • E21B25/00—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors
    • E21B25/02—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors the core receiver being insertable into, or removable from, the borehole without withdrawing the drilling pipe
    • 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
    • E21B17/1057—Centralising devices with rollers or with a relatively rotating sleeve
    • E21B17/1064—Pipes or rods with a relatively rotating sleeve
    • 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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/04—Directional drilling
    • E21B7/06—Deflecting the direction of boreholes
    • E21B7/062—Deflecting the direction of boreholes the tool shaft rotating inside a non-rotating guide travelling with the shaft

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)
NO20020007A 1999-07-02 2002-01-02 Coupling device for a rock drill NO20020007L (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9902544A SE516880C2 (en) 1999-07-02 1999-07-02 Coupling device for a rock drill, between a drill pipe and a disconnectable core pipe
PCT/SE2000/001396 WO2001002696A1 (en) 1999-07-02 2000-06-30 Coupling device for a rock drill

Publications (2)

Publication Number Publication Date
NO20020007D0 NO20020007D0 (en) 2002-01-02
NO20020007L true NO20020007L (en) 2002-03-04

Family

ID=20416358

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20020007A NO20020007L (en) 1999-07-02 2002-01-02 Coupling device for a rock drill

Country Status (5)

Country Link
AU (1) AU6040600A (en)
CA (1) CA2377837A1 (en)
NO (1) NO20020007L (en)
SE (1) SE516880C2 (en)
WO (1) WO2001002696A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11661810B2 (en) * 2016-01-27 2023-05-30 Reflex Instruments Asia Pacific Pty Ltd Method and system for enabling acquisition of borehole survey data and core orientation data
CN113445937B (en) * 2021-07-09 2022-07-29 中国煤炭地质总局第二水文地质队 Butt joint construction method for large-diameter drilling inner sleeve

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2903936C2 (en) * 1979-02-02 1982-07-15 Wirth Maschinen- und Bohrgeräte-Fabrik GmbH, 5140 Erkelenz Device for the extraction of cores
SE8802142L (en) * 1988-06-08 1989-12-09 Diamant Boart Craelius Ab DEVICE FOR THE MAINTENANCE OF A TOOL INSIDE A PIPE IN THE MARKET
DE4020207A1 (en) * 1990-06-25 1992-01-02 Hermann Dietrich Molsner SOIL SAMPLE PROBE FOR RAMM CORE SOUNDING
CA2151272C (en) * 1993-06-16 1998-12-08 Gavin Thomas Mcleod System for in situ replacement of cutting means for a ground drill
SE508950C2 (en) * 1993-12-29 1998-11-16 Lars Liw Steering tool for rock drilling

Also Published As

Publication number Publication date
NO20020007D0 (en) 2002-01-02
WO2001002696A1 (en) 2001-01-11
AU6040600A (en) 2001-01-22
CA2377837A1 (en) 2001-01-11
SE9902544D0 (en) 1999-07-02
SE9902544L (en) 2001-01-03
SE516880C2 (en) 2002-03-19

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Legal Events

Date Code Title Description
FC2A Withdrawal, rejection or dismissal of laid open patent application