ZA706679B - A thread system for extension drill rod connections - Google Patents

A thread system for extension drill rod connections

Info

Publication number
ZA706679B
ZA706679B ZA706679A ZA706679A ZA706679B ZA 706679 B ZA706679 B ZA 706679B ZA 706679 A ZA706679 A ZA 706679A ZA 706679 A ZA706679 A ZA 706679A ZA 706679 B ZA706679 B ZA 706679B
Authority
ZA
South Africa
Prior art keywords
drill rod
thread system
rod connections
extension drill
extension
Prior art date
Application number
ZA706679A
Inventor
T Czarnecki
B Soederman
Original Assignee
Fagersta Bruks 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 Fagersta Bruks Ab filed Critical Fagersta Bruks Ab
Publication of ZA706679B publication Critical patent/ZA706679B/en

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
    • 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
    • Y10T403/70—Interfitted members
ZA706679A 1969-10-22 1970-10-01 A thread system for extension drill rod connections ZA706679B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE14444/69A SE336316B (en) 1969-10-22 1969-10-22

Publications (1)

Publication Number Publication Date
ZA706679B true ZA706679B (en) 1971-05-27

Family

ID=20299120

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA706679A ZA706679B (en) 1969-10-22 1970-10-01 A thread system for extension drill rod connections

Country Status (9)

Country Link
US (1) US3717368A (en)
JP (1) JPS5021123B1 (en)
CA (1) CA929368A (en)
DE (1) DE2050703C3 (en)
FI (1) FI56054C (en)
FR (1) FR2066406A5 (en)
NO (1) NO130737C (en)
SE (1) SE336316B (en)
ZA (1) ZA706679B (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5216024U (en) * 1975-07-23 1977-02-04
JPS5250229U (en) * 1975-10-06 1977-04-09
US4332502A (en) * 1977-01-11 1982-06-01 Padley & Venables Limited Apparatus for use in drilling
ZA785370B (en) * 1978-09-21 1979-11-28 Boart Int Ltd Thread structure for percussion drill elements
FI68293B (en) * 1982-11-30 1985-04-30 Airam Ab Oy FOERFARANDE I LAONGHAOLBERGBORRNING OCH BORRSTAONGSYSTEM
SE459681B (en) * 1985-01-07 1989-07-24 Santrade Ltd DRILLING ELEMENT BEFORE SHOCK DRILLING
SE469602B (en) * 1985-04-04 1993-08-02 Sandvik Ab CUTTING HEAD BEFORE SHOCK DRILLING
JPH078914Y2 (en) * 1988-12-09 1995-03-06 光洋精工株式会社 Coupling structure of shaft and ring
AUPO445897A0 (en) * 1997-01-06 1997-01-30 Boart Longyear Inc. Straight hole drilling system
SE524155C2 (en) * 2002-05-22 2004-07-06 Atlas Copco Secoroc Ab String drill string thread for striking rock drilling
US6932118B2 (en) * 2002-09-24 2005-08-23 The Boeing Company Low chamfer angled torque tube end fitting metal
US7591059B2 (en) * 2005-09-13 2009-09-22 Weatherford/Lamb, Inc. Expansion activated anti-rotation device
SE0701371L (en) * 2007-06-05 2008-03-11 Sandvik Intellectual Property Rock drilling equipment as well as female and trades therefor
CA2634557C (en) * 2008-05-07 2013-06-11 Dover Corporation (Canada) Limited Sucker rod
DE102009056975B3 (en) * 2009-12-07 2011-05-19 Viega Gmbh & Co. Kg Tubular component
JP6276743B2 (en) * 2015-12-14 2018-02-07 矢崎総業株式会社 Exterior member and wire harness
DE102017212501A1 (en) 2017-07-20 2019-01-24 Robert Bosch Gmbh Piston pump, in particular high-pressure fuel pump for an internal combustion engine

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1849066A (en) * 1929-07-03 1932-03-15 Dardelet Threadlock Corp Tight holding coupling
GB1111995A (en) * 1964-05-29 1968-05-01 Sandvikens Jernverks Ab Improvements in threaded drill rod elements
US3586353A (en) * 1969-01-13 1971-06-22 Howard I Lorenz Thread arrangement for earth boring members

Also Published As

Publication number Publication date
FI56054C (en) 1979-11-12
FI56054B (en) 1979-07-31
AU2133770A (en) 1972-04-27
SE336316B (en) 1971-07-05
NO130737C (en) 1977-11-01
DE2050703C3 (en) 1981-01-22
FR2066406A5 (en) 1971-08-06
NO130737B (en) 1974-10-21
DE2050703A1 (en) 1971-05-06
JPS5021123B1 (en) 1975-07-21
US3717368A (en) 1973-02-20
DE2050703B2 (en) 1980-05-14
CA929368A (en) 1973-07-03

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