DE3206614C2 - Vorrichtung zum Zentrieren eines Bohrstranges in einem Bohrloch - Google Patents

Vorrichtung zum Zentrieren eines Bohrstranges in einem Bohrloch

Info

Publication number
DE3206614C2
DE3206614C2 DE3206614A DE3206614A DE3206614C2 DE 3206614 C2 DE3206614 C2 DE 3206614C2 DE 3206614 A DE3206614 A DE 3206614A DE 3206614 A DE3206614 A DE 3206614A DE 3206614 C2 DE3206614 C2 DE 3206614C2
Authority
DE
Germany
Prior art keywords
hub
rollers
drill string
ring
borehole
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
Application number
DE3206614A
Other languages
German (de)
English (en)
Other versions
DE3206614A1 (de
Inventor
Lee Roy Corsicana Tex. Hodge
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.)
Hughes Tool Co
Original Assignee
Hughes Tool Co
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 Hughes Tool Co filed Critical Hughes Tool Co
Publication of DE3206614A1 publication Critical patent/DE3206614A1/de
Application granted granted Critical
Publication of DE3206614C2 publication Critical patent/DE3206614C2/de
Expired 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
    • 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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/003—Bearing, sealing, lubricating details
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/50—Other types of ball or roller bearings
    • F16C19/507—Other types of ball or roller bearings with rolling elements journaled in one of the moving parts, e.g. stationary rollers to support a rotating part
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2352/00—Apparatus for drilling

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
DE3206614A 1981-03-16 1982-02-24 Vorrichtung zum Zentrieren eines Bohrstranges in einem Bohrloch Expired DE3206614C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/244,410 US4384747A (en) 1981-03-16 1981-03-16 Bearing for a shaft cutter stabilizer

Publications (2)

Publication Number Publication Date
DE3206614A1 DE3206614A1 (de) 1982-09-23
DE3206614C2 true DE3206614C2 (de) 1985-07-04

Family

ID=22922638

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3206614A Expired DE3206614C2 (de) 1981-03-16 1982-02-24 Vorrichtung zum Zentrieren eines Bohrstranges in einem Bohrloch

Country Status (5)

Country Link
US (1) US4384747A (enExample)
JP (1) JPS57158492A (enExample)
CA (1) CA1153359A (enExample)
DE (1) DE3206614C2 (enExample)
FR (1) FR2501776B1 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63160843A (ja) * 1986-12-25 1988-07-04 Komori Printing Mach Co Ltd 印刷機械の紙流れ警報装置
CA2007070C (en) * 1990-01-03 1996-01-23 Kirk Mcbride Sinclair Dry pneumatic system for hard rock shaft drilling
GB2294071B (en) * 1994-10-15 1998-04-29 Camco Drilling Group Ltd Improvements in or relating to rotary drill bits
GB9420838D0 (en) * 1994-10-15 1994-11-30 Camco Drilling Group Ltd Improvements in or relating to rotary drill bits
US5833019A (en) * 1996-11-27 1998-11-10 Pegasus International Inc. Pipe protector
US5833018A (en) * 1996-12-20 1998-11-10 Pegasus International Inc. Drill pipe/casing protector
EP2971446A4 (en) * 2013-03-15 2016-10-19 Charles Abernethy Anderson HOLE STABILIZER

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1539096A (en) * 1924-06-25 1925-05-26 Leroy H Perry Well-casing protector
US1651088A (en) * 1926-12-18 1927-11-29 Harry H Isaacs Antifriction pipe sleeve
US1831999A (en) * 1927-12-27 1931-11-17 Reed Roller Bit Co Antifriction device
US1824257A (en) * 1928-01-30 1931-09-22 Reed Roller Bit Co Tool joint
DE946526C (de) * 1953-07-05 1956-08-02 Wallram Hartmetall Vorrichtung zum Verhindern des ruecklaeufigen Verdrehens des drehverwundenen Bohrgestaenges in Tiefbohrloechern
US3638742A (en) * 1970-01-06 1972-02-01 William A Wallace Well bore seal apparatus for closed fluid circulation assembly
FR2222897A5 (enExample) * 1973-03-20 1974-10-18 Rks
DE2625093C3 (de) * 1976-06-04 1978-12-21 Ruhrkohle Ag, 4300 Essen Vorrichtung zum Einhalten der horizontalen Richtungskomponente bei der Herstellung insbesondere kleinkalibriger, flözgängiger Bohrungen
DE2734020C3 (de) * 1977-07-28 1981-06-19 Turmag-Turbo-Maschinen AG Nüsse & Gräfer, 4322 Sprockhövel Stabilisator für Tiefbohrungen und Bohrgestänge dafür
US4235485A (en) * 1978-12-21 1980-11-25 The Timken Company Unitized multirow tapered roller bearing
US4227585A (en) * 1978-12-28 1980-10-14 Hughes Tool Company Rotating stabilizer for shaft drilling
US4293039A (en) * 1979-02-15 1981-10-06 Hughes Tool Company Non-rotating stabilizer for drill string

Also Published As

Publication number Publication date
US4384747A (en) 1983-05-24
JPS57158492A (en) 1982-09-30
FR2501776B1 (fr) 1985-10-11
JPS6134553B2 (enExample) 1986-08-08
FR2501776A1 (fr) 1982-09-17
CA1153359A (en) 1983-09-06
DE3206614A1 (de) 1982-09-23

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: MENGES, R., DIPL.-ING., PAT.-ANW., 8000 MUENCHEN

8339 Ceased/non-payment of the annual fee