ZA874990B - Threaded coupling - Google Patents

Threaded coupling

Info

Publication number
ZA874990B
ZA874990B ZA874990A ZA874990A ZA874990B ZA 874990 B ZA874990 B ZA 874990B ZA 874990 A ZA874990 A ZA 874990A ZA 874990 A ZA874990 A ZA 874990A ZA 874990 B ZA874990 B ZA 874990B
Authority
ZA
South Africa
Prior art keywords
threads
thread
coupling
bottoms
tops
Prior art date
Application number
ZA874990A
Other languages
English (en)
Inventor
Lars Larsson Kenneth
Original Assignee
Sandvik Ab.
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 Sandvik Ab. filed Critical Sandvik Ab.
Publication of ZA874990B publication Critical patent/ZA874990B/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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/042—Threaded
    • E21B17/0426—Threaded with a threaded cylindrical portion, e.g. for percussion rods
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00—Joints and connections
    • Y10T403/57—Distinct end coupler
    • Y10T403/5746—Continuous thread

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
  • Fluid-Damping Devices (AREA)
  • Steroid Compounds (AREA)
  • Dowels (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)
ZA874990A 1986-07-15 1987-07-08 Threaded coupling ZA874990B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8603118A SE460550B (sv) 1986-07-15 1986-07-15 Gaengad foerbindning foer slagborrstaenger

Publications (1)

Publication Number Publication Date
ZA874990B true ZA874990B (en) 1988-01-14

Family

ID=20365113

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA874990A ZA874990B (en) 1986-07-15 1987-07-08 Threaded coupling

Country Status (10)

Country Link
US (1) US4861209A (fi)
EP (1) EP0253789B1 (fi)
JP (1) JPS6367418A (fi)
AT (1) ATE82615T1 (fi)
CA (1) CA1291880C (fi)
DE (1) DE3782688T2 (fi)
FI (1) FI86664C (fi)
IE (1) IE60576B1 (fi)
SE (1) SE460550B (fi)
ZA (1) ZA874990B (fi)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5060740A (en) * 1990-05-29 1991-10-29 Sandvik Rock Tools, Inc. Screw thread coupling
US5163513A (en) * 1991-06-28 1992-11-17 Bowen Tools, Inc. Circle threadform for marine riser top joint
SE515518C2 (sv) 1998-09-28 2001-08-20 Uniroc Ab Gängförband för borrsträng för slående bergborrning
US20050161259A1 (en) * 2004-01-26 2005-07-28 Anmol Kaul Unsymmetrical profile threads for use in a positive displacement motor housing
US7762279B2 (en) 2005-11-05 2010-07-27 Snap-Tite Technologies, Inc. Threaded coupling with flow shutoff
US7575024B2 (en) 2005-11-05 2009-08-18 Snap-Tite Technologies, Inc. Threaded coupling with flow shutoff
NL2001433C2 (nl) * 2008-04-02 2009-10-05 Bronswerk Heat Transfer Bv Conische schroefkoppeling.
CN107532459B (zh) * 2015-02-27 2020-11-10 德莱科能量服务公司 用于旋转台肩式连接的螺纹牙型
PT3536894T (pt) * 2018-03-09 2020-11-19 Sandvik Mining And Construction Tools Ab Acoplamento para ligar elementos tubulares de fundo de furo
EP3536893B1 (en) 2018-03-09 2020-09-30 Sandvik Mining and Construction Tools AB Connection for percussion drilling
PL3663506T3 (pl) 2018-12-03 2023-03-13 Sandvik Mining And Construction G.M.B.H. Przewód wiertniczy, połączenie gwintowe i łącznik żerdzi do wiercenia obrotowego
US11199056B2 (en) 2019-02-06 2021-12-14 James Jing Yao Threaded coupling for percussion drill bit
US11396962B2 (en) 2019-06-06 2022-07-26 Fermata Technologies, Llc Arcuate thread form fit
BR112023017232A2 (pt) * 2021-02-26 2023-09-26 Sandvik Mining And Construction Tools Ab Acoplamento para conexão de tubulares de fundo de poço com estresse reduzido

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US27284A (en) * 1860-02-28 Office
US1953095A (en) * 1931-07-18 1934-04-03 Timken Roller Bearing Co Detachable bit
GB629837A (en) * 1947-11-08 1949-09-29 Hall & Pickles Ltd Improvements in percussive drilling tools
US3586353A (en) * 1969-01-13 1971-06-22 Howard I Lorenz Thread arrangement for earth boring members
SE401232B (sv) * 1970-05-04 1978-04-24 Sandvik Ab Gengad forbindning for slagborrstenger
US3966341A (en) * 1974-12-16 1976-06-29 Joy Manufacturing Company Drill steel
ZA785370B (en) * 1978-09-21 1979-11-28 Boart Int Ltd Thread structure for percussion drill elements

Also Published As

Publication number Publication date
JPS6367418A (ja) 1988-03-26
EP0253789B1 (en) 1992-11-19
SE8603118D0 (sv) 1986-07-15
SE8603118L (sv) 1988-01-16
EP0253789A2 (en) 1988-01-20
FI873102A (fi) 1988-01-16
ATE82615T1 (de) 1992-12-15
IE60576B1 (en) 1994-07-27
FI86664B (fi) 1992-06-15
IE871894L (en) 1988-01-15
CA1291880C (en) 1991-11-12
FI873102A0 (fi) 1987-07-13
SE460550B (sv) 1989-10-23
EP0253789A3 (en) 1989-03-22
DE3782688D1 (de) 1992-12-24
FI86664C (fi) 1992-09-25
DE3782688T2 (de) 1993-04-01
US4861209A (en) 1989-08-29

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