DE1239642B - Erweiterungsbohrer - Google Patents

Erweiterungsbohrer

Info

Publication number
DE1239642B
DE1239642B DEJ30086A DEJ0030086A DE1239642B DE 1239642 B DE1239642 B DE 1239642B DE J30086 A DEJ30086 A DE J30086A DE J0030086 A DEJ0030086 A DE J0030086A DE 1239642 B DE1239642 B DE 1239642B
Authority
DE
Germany
Prior art keywords
base body
stack
drilling
shoulders
extension
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.)
Pending
Application number
DEJ30086A
Other languages
German (de)
English (en)
Inventor
Wladimir Tiraspolsky
Guy Baron
Andre Castela
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.)
IFP Energies Nouvelles IFPEN
Original Assignee
IFP Energies Nouvelles IFPEN
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 IFP Energies Nouvelles IFPEN filed Critical IFP Energies Nouvelles IFPEN
Publication of DE1239642B publication Critical patent/DE1239642B/de
Pending 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
    • E21B10/00—Drill bits
    • E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
    • E21B10/28—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with non-expansible roller cutters
    • E21B10/30—Longitudinal axis roller reamers, e.g. reamer stabilisers

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)
DEJ30086A 1965-02-19 1966-02-17 Erweiterungsbohrer Pending DE1239642B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6404A FR1468681A (fr) 1965-02-19 1965-02-19 Outil d'alésage des puits forés dans le sol

Publications (1)

Publication Number Publication Date
DE1239642B true DE1239642B (de) 1967-05-03

Family

ID=8571481

Family Applications (1)

Application Number Title Priority Date Filing Date
DEJ30086A Pending DE1239642B (de) 1965-02-19 1966-02-17 Erweiterungsbohrer

Country Status (5)

Country Link
US (1) US3400773A (enExample)
AT (1) AT258830B (enExample)
DE (1) DE1239642B (enExample)
FR (1) FR1468681A (enExample)
NL (1) NL6602119A (enExample)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE346354B (enExample) * 1970-11-27 1972-07-03 Atlas Copco Ab
US3659663A (en) * 1970-12-28 1972-05-02 Dresser Ind Borehole reamer-stabilizer with improved fluid circulation
US3799279A (en) * 1972-09-25 1974-03-26 R Farris Optionally stabilized drilling tool
US4071101A (en) * 1976-03-08 1978-01-31 Walker-Neer Mfg. Co., Inc. Stabilizer for single or dual tube drilling
US4080010A (en) * 1976-09-07 1978-03-21 Smith International, Inc. Tandem roller stabilizer for earth boring apparatus
US4071285A (en) * 1976-09-07 1978-01-31 Smith International, Inc. Stabilizer
US4082373A (en) * 1976-09-07 1978-04-04 Smith International, Inc. Tandem roller stabilizer for earth boring apparatus
US4102552A (en) * 1976-09-07 1978-07-25 Smith International, Inc. Tandem eccentric roller stabilizer for earth boring apparatus
US4683956A (en) * 1984-10-15 1987-08-04 Russell Larry R Method and apparatus for operating multiple tools in a well
US20130112484A1 (en) * 2011-11-04 2013-05-09 Shilin Chen Eccentric sleeve for directional drilling systems
CA2872546C (en) * 2013-03-15 2018-01-30 Charles Abernethy Anderson Downhole stabilizer
US11408230B2 (en) * 2017-10-10 2022-08-09 Extreme Technologies, Llc Wellbore reaming systems and devices
GB2573292A (en) 2018-04-30 2019-11-06 Engineering Innovation & Design Ltd Wellbore reamer

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US790330A (en) * 1904-06-10 1905-05-23 Davis Calyx Drill Company Core-drill.
US2589534A (en) * 1947-07-28 1952-03-18 Ralph Q Buttolph Drill guiding assembly
US2696367A (en) * 1949-05-13 1954-12-07 A 1 Bit & Tool Company Apparatus for stabilizing well drills
US3042125A (en) * 1957-06-10 1962-07-03 Duncan Dan Mclean Full hole deflection tool
US3318397A (en) * 1964-10-06 1967-05-09 Chevron Res Apparatus for use in well drilling

Also Published As

Publication number Publication date
AT258830B (de) 1967-12-11
FR1468681A (fr) 1967-02-10
US3400773A (en) 1968-09-10
NL6602119A (enExample) 1966-08-22

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