FI824324L - Skarvfoerband vid bergborrutrustning - Google Patents

Skarvfoerband vid bergborrutrustning

Info

Publication number
FI824324L
FI824324L FI824324A FI824324A FI824324L FI 824324 L FI824324 L FI 824324L FI 824324 A FI824324 A FI 824324A FI 824324 A FI824324 A FI 824324A FI 824324 L FI824324 L FI 824324L
Authority
FI
Finland
Prior art keywords
skarvfoerband
bergborrutrustning
vid
vid bergborrutrustning
skarvfoerband vid
Prior art date
Application number
FI824324A
Other languages
English (en)
Other versions
FI77303C (fi
FI824324A0 (fi
FI77303B (fi
Inventor
Goesta Christer Gustafsson
Original Assignee
Fagersta 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 Ab filed Critical Fagersta Ab
Publication of FI824324L publication Critical patent/FI824324L/fi
Publication of FI824324A0 publication Critical patent/FI824324A0/fi
Application granted granted Critical
Publication of FI77303B publication Critical patent/FI77303B/fi
Publication of FI77303C publication Critical patent/FI77303C/fi

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

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)
FI824324A 1981-04-24 1982-12-16 Skarvfoerband vid bergborrutrustning. FI77303C (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SE8102626A SE426089B (sv) 1981-04-24 1981-04-24 Skarvforband vid bergborrutrustning
SE8102626 1981-04-24
PCT/SE1982/000091 WO1982003653A1 (en) 1981-04-24 1982-03-26 An extension coupling for rock drilling equipment
SE8200091 1982-03-26

Publications (4)

Publication Number Publication Date
FI824324L true FI824324L (fi) 1982-12-16
FI824324A0 FI824324A0 (fi) 1982-12-16
FI77303B FI77303B (fi) 1988-10-31
FI77303C FI77303C (fi) 1989-02-10

Family

ID=20343676

Family Applications (1)

Application Number Title Priority Date Filing Date
FI824324A FI77303C (fi) 1981-04-24 1982-12-16 Skarvfoerband vid bergborrutrustning.

Country Status (9)

Country Link
EP (1) EP0077336B1 (fi)
AU (1) AU547091B2 (fi)
CA (1) CA1178944A (fi)
DE (1) DE3264233D1 (fi)
FI (1) FI77303C (fi)
IE (1) IE52613B1 (fi)
SE (1) SE426089B (fi)
WO (1) WO1982003653A1 (fi)
ZA (1) ZA822203B (fi)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2553171B1 (fr) * 1983-10-03 1988-04-08 Dril Quip Inc Appareil et procede pour raccorder notamment des elements cylindriques tels que des tubes
SE8600199L (sv) * 1986-01-17 1987-07-18 Loevab Loef Och Oestlund Ab Borrverktyg
US5622820A (en) * 1988-03-10 1997-04-22 City Of Hope Method for amplification and detection of RNA and DNA sequences
SE522221C2 (sv) 2001-10-12 2004-01-27 Sandvik Ab Gängförband för slående bergborrning
JP4954542B2 (ja) 2005-12-09 2012-06-20 三菱マテリアル株式会社 掘削ロッド、掘削ビット及び掘削工具
EP2019903A1 (en) * 2006-05-17 2009-02-04 Sandvik Intellectual Property AB A top hammer rock-drilling tool, a drill rod and coupling sleeve

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2122757A (en) * 1935-07-05 1938-07-05 Hughes Tool Co Drill stem coupling
SE401232B (sv) * 1970-05-04 1978-04-24 Sandvik Ab Gengad forbindning for slagborrstenger

Also Published As

Publication number Publication date
ZA822203B (en) 1983-02-23
SE8102626L (sv) 1982-10-25
EP0077336B1 (en) 1985-06-19
EP0077336A1 (en) 1983-04-27
IE52613B1 (en) 1987-12-23
IE820955L (en) 1982-10-24
AU547091B2 (en) 1985-10-03
CA1178944A (en) 1984-12-04
SE426089B (sv) 1982-12-06
FI77303C (fi) 1989-02-10
AU8275682A (en) 1982-11-04
DE3264233D1 (en) 1985-08-01
FI824324A0 (fi) 1982-12-16
FI77303B (fi) 1988-10-31
WO1982003653A1 (en) 1982-10-28

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: FAGERSTA AB