DE4037261C2 - - Google Patents

Info

Publication number
DE4037261C2
DE4037261C2 DE4037261A DE4037261A DE4037261C2 DE 4037261 C2 DE4037261 C2 DE 4037261C2 DE 4037261 A DE4037261 A DE 4037261A DE 4037261 A DE4037261 A DE 4037261A DE 4037261 C2 DE4037261 C2 DE 4037261C2
Authority
DE
Germany
Prior art keywords
ring
boring bar
cylinder
sealing
piston
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE4037261A
Other languages
German (de)
English (en)
Other versions
DE4037261A1 (de
Inventor
Klaus-Dieter 4352 Herten De Schwidder
Udo 4620 Castrop-Rauxel De Weber
Paul 4600 Dortmund De Braun
Heinz 5804 Herdecke De Wallussek
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bergwerksverband GmbH
Original Assignee
Bergwerksverband GmbH
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 Bergwerksverband GmbH filed Critical Bergwerksverband GmbH
Priority to DE4037261A priority Critical patent/DE4037261A1/de
Priority to EP91106103A priority patent/EP0486752A1/de
Publication of DE4037261A1 publication Critical patent/DE4037261A1/de
Application granted granted Critical
Publication of DE4037261C2 publication Critical patent/DE4037261C2/de
Granted legal-status Critical Current

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
    • E21B4/003—Bearing, sealing, lubricating details
    • 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
    • E21B47/00—Survey of boreholes or wells
    • E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
    • E21B47/14—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling using acoustic waves
    • E21B47/18—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling using acoustic waves through the well fluid, e.g. mud pressure pulse telemetry
    • 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
    • E21B47/00—Survey of boreholes or wells
    • E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
    • E21B47/14—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling using acoustic waves
    • E21B47/18—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling using acoustic waves through the well fluid, e.g. mud pressure pulse telemetry
    • E21B47/20—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling using acoustic waves through the well fluid, e.g. mud pressure pulse telemetry by modulation of mud waves, e.g. by continuous modulation
    • 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)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (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)
  • Acoustics & Sound (AREA)
  • Remote Sensing (AREA)
  • Geophysics (AREA)
  • Earth Drilling (AREA)
DE4037261A 1990-11-23 1990-11-23 Zielbohrstange mit einer rohrwellenlagerung Granted DE4037261A1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE4037261A DE4037261A1 (de) 1990-11-23 1990-11-23 Zielbohrstange mit einer rohrwellenlagerung
EP91106103A EP0486752A1 (de) 1990-11-23 1991-04-17 Zielbohrstange mit einer Rohrwellenlagerung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4037261A DE4037261A1 (de) 1990-11-23 1990-11-23 Zielbohrstange mit einer rohrwellenlagerung

Publications (2)

Publication Number Publication Date
DE4037261A1 DE4037261A1 (de) 1992-05-27
DE4037261C2 true DE4037261C2 (es) 1993-04-22

Family

ID=6418775

Family Applications (1)

Application Number Title Priority Date Filing Date
DE4037261A Granted DE4037261A1 (de) 1990-11-23 1990-11-23 Zielbohrstange mit einer rohrwellenlagerung

Country Status (2)

Country Link
EP (1) EP0486752A1 (es)
DE (1) DE4037261A1 (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI123802B (fi) * 2004-09-03 2013-10-31 Sandvik Mining & Constr Oy Rikotuslaite ja menetelmä rikotuslaitteen työkalun voitelemiseksi
ATE474179T1 (de) 2005-04-27 2010-07-15 Caterpillar Inc Schmierungsvorrichtung für hydraulisches oder pneumatisches werkzeug
KR20130098344A (ko) 2010-08-19 2013-09-04 캐타필라 인코포레이티드 파괴 공구를 위한 윤활 시스템
US9010493B2 (en) 2012-03-13 2015-04-21 Caterpillar Inc. Lubrication arrangement
US9217341B2 (en) 2013-08-15 2015-12-22 Caterpillar Inc. Lubrication system for tool
CN109707315B (zh) * 2019-03-12 2024-04-16 东营华来智能科技有限公司 一种钻井增速动力夯机用的轴承

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3104134A (en) * 1961-05-05 1963-09-17 Dale E Nielsen Non-rotating drill guide assembly
US4225000A (en) * 1978-09-11 1980-09-30 Maurer Engineering Inc. Down hole drilling motor with pressure balanced bearing seals
US4593774A (en) * 1985-01-18 1986-06-10 Geo Max Drill Corp. Downhole bearing assembly
US4606417A (en) * 1985-04-08 1986-08-19 Webb Derrel D Pressure equalized stabilizer apparatus for drill string
DE3890497D2 (en) * 1987-06-16 1989-06-15 Preussag Ag Device for guiding a drilling tool and/or pipe string
ATE65111T1 (de) * 1988-01-19 1991-07-15 Schwing Hydraulik Elektronik Selbststeuerndes gestaengerohr fuer rotierende bohrgestaenge von gesteinsbohrmaschinen.

Also Published As

Publication number Publication date
DE4037261A1 (de) 1992-05-27
EP0486752A1 (de) 1992-05-27

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee