SE7707003A - - Google Patents

Info

Publication number
SE7707003A
SE7707003A SE7707003A SE7707003A SE7707003A SE 7707003 A SE7707003 A SE 7707003A SE 7707003 A SE7707003 A SE 7707003A SE 7707003 A SE7707003 A SE 7707003A SE 7707003 A SE7707003 A SE 7707003A
Authority
SE
Sweden
Prior art keywords
cutting means
drill pipe
spearhead
locking mechanism
pulling
Prior art date
Application number
SE7707003A
Other languages
English (en)
Other versions
SE424757B (sv
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
Priority claimed from JP10273472A external-priority patent/JPS521681B2/ja
Priority claimed from JP13275272U external-priority patent/JPS5148562Y2/ja
Priority claimed from JP8459473A external-priority patent/JPS5228081B2/ja
Priority claimed from JP8852073A external-priority patent/JPS5213763B2/ja
Priority claimed from JP9364073U external-priority patent/JPS5040801U/ja
Priority claimed from JP9723373U external-priority patent/JPS548082Y2/ja
Application filed filed Critical
Publication of SE7707003A publication Critical patent/SE7707003A/xx
Publication of SE424757B publication Critical patent/SE424757B/xx

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
    • E21B10/32—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
    • E21B10/34—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 of roller-cutter type
    • E21B10/345—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 of roller-cutter type cutter shifted by fluid pressure
    • 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
    • E21B10/32—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
    • E21B10/34—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 of roller-cutter type
    • 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
    • E21B10/64—Drill bits characterised by the whole or part thereof being insertable into or removable from the borehole without withdrawing the drilling pipe
    • E21B10/66—Drill bits characterised by the whole or part thereof being insertable into or removable from the borehole without withdrawing the drilling pipe the cutting element movable through the drilling pipe and laterally shiftable
    • 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
    • E21B31/00—Fishing for or freeing objects in boreholes or wells
    • E21B31/12—Grappling tools, e.g. tongs or grabs
    • 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
    • E21B4/02—Fluid rotary type drives

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)
  • Marine Sciences & Fisheries (AREA)
  • Earth Drilling (AREA)
  • Drilling Tools (AREA)
SE7707003A 1972-10-16 1977-06-16 Sett att draga ut en borrkrona ur ett borrhal SE424757B (sv)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP10273472A JPS521681B2 (de) 1972-10-16 1972-10-16
JP13275272U JPS5148562Y2 (de) 1972-11-20 1972-11-20
JP8459473A JPS5228081B2 (de) 1973-07-28 1973-07-28
JP8852073A JPS5213763B2 (de) 1973-08-08 1973-08-08
JP9364073U JPS5040801U (de) 1973-08-10 1973-08-10
JP9723373U JPS548082Y2 (de) 1973-08-21 1973-08-21

Publications (2)

Publication Number Publication Date
SE7707003A true SE7707003A (de) 1982-08-09
SE424757B SE424757B (sv) 1982-08-09

Family

ID=27551620

Family Applications (2)

Application Number Title Priority Date Filing Date
SE7313975A SE407255B (sv) 1972-10-16 1973-10-15 Borrsystem
SE7707003A SE424757B (sv) 1972-10-16 1977-06-16 Sett att draga ut en borrkrona ur ett borrhal

Family Applications Before (1)

Application Number Title Priority Date Filing Date
SE7313975A SE407255B (sv) 1972-10-16 1973-10-15 Borrsystem

Country Status (8)

Country Link
US (1) US3894590A (de)
CA (1) CA982114A (de)
DE (1) DE2351742C3 (de)
FR (1) FR2203016B1 (de)
GB (2) GB1452752A (de)
NL (1) NL159164B (de)
NO (1) NO142228C (de)
SE (2) SE407255B (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL162704C (nl) * 1976-06-14 1980-06-16 Panama Overseas Shipping Corp Afhangklem voor een buisvormig element.
EP0056506A1 (de) * 1981-01-16 1982-07-28 Jim Base Stabilisator für Bohrgestänge und Anwendungsmethode
GB2108552B (en) * 1981-09-17 1985-01-23 Sumitomo Metal Mining Co Earth boring apparatus
US4458761A (en) * 1982-09-09 1984-07-10 Smith International, Inc. Underreamer with adjustable arm extension
US4589504A (en) * 1984-07-27 1986-05-20 Diamant Boart Societe Anonyme Well bore enlarger
US5186265A (en) * 1991-08-22 1993-02-16 Atlantic Richfield Company Retrievable bit and eccentric reamer assembly
US20040060741A1 (en) * 2002-09-27 2004-04-01 Direct Horizontal Drilling, Inc. Hole-opener for enlarging pilot hole
EP1588016B1 (de) * 2003-01-15 2007-03-14 Shell Internationale Researchmaatschappij B.V. Bohrgestänge
US9528324B2 (en) 2013-03-15 2016-12-27 Smith International, Inc. Underreamer for increasing a wellbore diameter
EP3046707B1 (de) 2013-09-19 2020-04-29 Soteria Industries, Inc. Faltbarer bohrer und zugehöriges verfahren zur verwendung
US10214980B2 (en) 2014-06-30 2019-02-26 Schlumberger Technology Corporation Measuring fluid properties in a downhole tool
US20180030813A1 (en) * 2014-07-24 2018-02-01 Extreme Technologies, Llc Fluid Pulse Valve
US9605511B2 (en) 2014-07-24 2017-03-28 Extreme Technologies, Llc Fluid pulse valve
US20190257166A1 (en) * 2014-07-24 2019-08-22 Extreme Technologies, Llc Gradual impulse fluid pulse valve
US20160024865A1 (en) * 2014-07-24 2016-01-28 Superior Drilling Products, Inc. Devices and systems for extracting drilling equipment through a drillstring
CN106437593B (zh) * 2016-11-07 2018-08-10 吉林大学 静压打捞装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2250912A (en) * 1939-10-09 1941-07-29 Phillips Petroleum Co Well drilling system
US2771275A (en) * 1952-01-29 1956-11-20 Exxon Research Engineering Co Hard formation retractable drill bit
US2893693A (en) * 1957-09-11 1959-07-07 Clark Wallace Down-hole motor positioning device
US3036646A (en) * 1957-10-11 1962-05-29 Jersey Prod Res Co Retractable turbine drill
US3097708A (en) * 1959-05-11 1963-07-16 Jr Archer W Kammerer Retrievable drilling apparatus
US3050143A (en) * 1959-07-06 1962-08-21 Jr Archer W Kammerer Retrievable well bore drilling apparatus
US3074494A (en) * 1959-08-24 1963-01-22 Kammerer Retrievable drilling apparatus for bore holes
US3552508A (en) * 1969-03-03 1971-01-05 Cicero C Brown Apparatus for rotary drilling of wells using casing as the drill pipe
US3603412A (en) * 1970-02-02 1971-09-07 Baker Oil Tools Inc Method and apparatus for drilling in casing from the top of a borehole
US3661218A (en) * 1970-05-21 1972-05-09 Cicero C Brown Drilling unit for rotary drilling of wells

Also Published As

Publication number Publication date
US3894590A (en) 1975-07-15
NL7314158A (de) 1974-04-18
DE2351742B2 (de) 1975-03-27
FR2203016B1 (de) 1981-04-17
GB1452751A (en) 1976-10-13
CA982114A (en) 1976-01-20
FR2203016A1 (de) 1974-05-10
NO142228B (no) 1980-04-08
SE424757B (sv) 1982-08-09
NL159164B (nl) 1979-01-15
DE2351742A1 (de) 1974-04-25
GB1452752A (en) 1976-10-13
SE407255B (sv) 1979-03-19
DE2351742C3 (de) 1975-11-13
SE7313975L (de) 1974-06-05
NO142228C (no) 1980-07-16

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