DE3876318T2 - DEVICE AND METHOD FOR PRODUCING AN UNDERCUT IN A DRILL HOLE. - Google Patents

DEVICE AND METHOD FOR PRODUCING AN UNDERCUT IN A DRILL HOLE.

Info

Publication number
DE3876318T2
DE3876318T2 DE8888201228T DE3876318T DE3876318T2 DE 3876318 T2 DE3876318 T2 DE 3876318T2 DE 8888201228 T DE8888201228 T DE 8888201228T DE 3876318 T DE3876318 T DE 3876318T DE 3876318 T2 DE3876318 T2 DE 3876318T2
Authority
DE
Germany
Prior art keywords
undercut
producing
drill hole
drill
hole
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
DE8888201228T
Other languages
German (de)
Other versions
DE3876318D1 (en
Inventor
Djurre Hans Zijsling
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.)
Shell Internationale Research Maatschappij BV
Original Assignee
Shell Internationale Research Maatschappij BV
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 Shell Internationale Research Maatschappij BV filed Critical Shell Internationale Research Maatschappij BV
Application granted granted Critical
Publication of DE3876318D1 publication Critical patent/DE3876318D1/en
Publication of DE3876318T2 publication Critical patent/DE3876318T2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • E21B10/32—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • E21B4/18—Anchoring or feeding in the borehole
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B44/00—Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions
    • E21B44/005—Below-ground automatic control systems
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/28—Enlarging drilled holes, e.g. by counterboring

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)
DE8888201228T 1987-06-25 1988-06-15 DEVICE AND METHOD FOR PRODUCING AN UNDERCUT IN A DRILL HOLE. Expired - Fee Related DE3876318T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB878714921A GB8714921D0 (en) 1987-06-25 1987-06-25 Borehole underreamer device

Publications (2)

Publication Number Publication Date
DE3876318D1 DE3876318D1 (en) 1993-01-14
DE3876318T2 true DE3876318T2 (en) 1993-04-01

Family

ID=10619554

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888201228T Expired - Fee Related DE3876318T2 (en) 1987-06-25 1988-06-15 DEVICE AND METHOD FOR PRODUCING AN UNDERCUT IN A DRILL HOLE.

Country Status (5)

Country Link
EP (1) EP0298537B1 (en)
DE (1) DE3876318T2 (en)
DK (1) DK169483B1 (en)
GB (1) GB8714921D0 (en)
NO (1) NO302587B1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2677402A1 (en) * 1991-06-06 1992-12-11 Geostock METHOD FOR DRILLING A BLIND WELL, IN PARTICULAR A LARGE DIAMETER AND DRILLING TOOL FOR IMPLEMENTING IT.
NO992514D0 (en) * 1999-05-26 1999-05-26 Faanes Per & Ge Drilling device for drilling conical holes
WO2009108413A1 (en) 2008-02-29 2009-09-03 Exxonmobil Upstream Research Company Systems and methods for regulating flow in a wellbore
GB2462306B (en) * 2008-08-01 2012-12-26 Deep Casing Tools Ltd Reaming tool
WO2015142333A1 (en) * 2014-03-20 2015-09-24 Halliburton Energy Services, Inc. Automated locking joint in a wellbore tool string
DE102017115939A1 (en) 2017-07-14 2019-01-17 Saurer Spinning Solutions Gmbh & Co. Kg Method for operating an air-spinning device, yarn guide and air-jet spinning machine comprising such a yarn guide
CN116427853B (en) * 2023-04-19 2024-01-09 河北省地质矿产勘查开发局第一地质大队(河北省清洁能源应用技术中心) Drilling and reaming device and method suitable for gravel stratum

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1485615A (en) * 1920-12-08 1924-03-04 Arthur S Jones Oil-well reamer
US1667155A (en) * 1927-03-18 1928-04-24 Zalmon B Higdon Drilling bit
US2290502A (en) * 1938-12-29 1942-07-21 Dow Chemical Co Apparatus for forming subterranean cavities
US2350973A (en) * 1943-02-16 1944-06-06 Shell Dev Pressure-actuated tubing anchor
US2799475A (en) * 1953-01-08 1957-07-16 Texas Co Reaming apparatus
US2823901A (en) * 1955-11-07 1958-02-18 Kammerer Jr Archer W Expansible rotary drilling tools
US2922627A (en) * 1956-06-07 1960-01-26 Rotary Oil Tool Company Rotary drill bits and cutters
FR1271163A (en) * 1960-07-26 1961-09-08 Device for expanding the base of a borehole
DE1207907B (en) * 1962-09-07 1965-12-30 Servco Co Downhole tool
US3196960A (en) * 1963-03-19 1965-07-27 Lamphere Jean K Fluid pressure expansible drill bits
GB1099673A (en) * 1963-10-15 1968-01-17 Sir Frank Whittle Improvements in fluid pressure motive systems, for borehole drilling
US3472553A (en) * 1967-05-03 1969-10-14 Bruno H Miller Method of and apparatus for extracting bitumen
US3757877A (en) * 1971-12-30 1973-09-11 Grant Oil Tool Co Large diameter hole opener for earth boring
FR2275633A1 (en) * 1974-06-19 1976-01-16 Ferodo Sa Well boring head - ram-operated catspaws supplied from same source as hydraulic tool motor
SE414805B (en) * 1976-11-05 1980-08-18 Sven Halvor Johansson DEVICE DESIGNED FOR RECOVERY RESP MOVEMENT OF A MOUNTAIN BORING DEVICE WHICH SHOULD DRIVE VERY LONG, PREFERRED VERTICAL SHAKES IN THE BACKGROUND
CA1067819A (en) * 1977-10-14 1979-12-11 Harold F. Green Mining and extracting process and apparatus
US4299296A (en) * 1979-07-06 1981-11-10 Smith International, Inc. In-hole motor drill with bit clutch

Also Published As

Publication number Publication date
DK169483B1 (en) 1994-11-07
EP0298537A3 (en) 1989-04-12
NO302587B1 (en) 1998-03-23
EP0298537B1 (en) 1992-12-02
DK347088A (en) 1988-12-26
DK347088D0 (en) 1988-06-23
NO882798D0 (en) 1988-06-23
GB8714921D0 (en) 1987-07-29
DE3876318D1 (en) 1993-01-14
EP0298537A2 (en) 1989-01-11
NO882798L (en) 1988-12-27

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee