FI864185A0 - GAENGKOPPLING FOER SLAGBORRNING. - Google Patents

GAENGKOPPLING FOER SLAGBORRNING.

Info

Publication number
FI864185A0
FI864185A0 FI864185A FI864185A FI864185A0 FI 864185 A0 FI864185 A0 FI 864185A0 FI 864185 A FI864185 A FI 864185A FI 864185 A FI864185 A FI 864185A FI 864185 A0 FI864185 A0 FI 864185A0
Authority
FI
Finland
Prior art keywords
slagborrning
gaengkoppling
foer
gaengkoppling foer
foer slagborrning
Prior art date
Application number
FI864185A
Other languages
Finnish (fi)
Other versions
FI864185A (en
Inventor
Bernt Soeren Liljekvist
Original Assignee
Santrade Ltd
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 Santrade Ltd filed Critical Santrade Ltd
Publication of FI864185A0 publication Critical patent/FI864185A0/en
Publication of FI864185A publication Critical patent/FI864185A/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
FI864185A 1985-10-17 1986-10-16 GAENGKOPPLING FOER SLAGBORRNING. FI864185A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8504842A SE8504842L (en) 1985-10-17 1985-10-17 DRILLING ROCK FOR BACKGROUND MOUNTING

Publications (2)

Publication Number Publication Date
FI864185A0 true FI864185A0 (en) 1986-10-16
FI864185A FI864185A (en) 1987-04-18

Family

ID=20361778

Family Applications (1)

Application Number Title Priority Date Filing Date
FI864185A FI864185A (en) 1985-10-17 1986-10-16 GAENGKOPPLING FOER SLAGBORRNING.

Country Status (8)

Country Link
EP (1) EP0220147A3 (en)
JP (1) JPS62125192A (en)
CN (1) CN86107149A (en)
AU (1) AU6367286A (en)
BR (1) BR8605070A (en)
FI (1) FI864185A (en)
SE (1) SE8504842L (en)
ZA (1) ZA867682B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE514137C2 (en) * 1998-03-24 2001-01-08 Sandvik Ab Threaded joints for striking drilling, male and female part to be included in a threaded joint for striking drilling as well as method for manufacturing a product with a thread to be included in a threaded joint for striking drilling
GB2340148B (en) * 1998-07-30 2002-12-31 Boart Longyear Ltd Tube rod
EP2845992B1 (en) * 2013-09-09 2016-01-13 Sandvik Intellectual Property AB Drill string with bend resistant coupling
EP3095955A1 (en) * 2015-05-22 2016-11-23 Sandvik Intellectual Property AB Threaded coupling end for drill string component

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1645802A (en) * 1925-06-09 1927-10-18 Lewis F Davis Deep-well pump-plunger attachment
US2005498A (en) * 1933-04-28 1935-06-18 Raymond S Hart Detachable bit for rock drills
US2979993A (en) * 1956-04-17 1961-04-18 Sandvikens Jernverks Ab Rock drill bit and method of manufacturing same
US3542406A (en) * 1969-03-26 1970-11-24 Ideal Ind Connector and method
US4397484A (en) * 1982-04-16 1983-08-09 Mobil Oil Corporation Locking coupling system
SE469602B (en) * 1985-04-04 1993-08-02 Sandvik Ab CUTTING HEAD BEFORE SHOCK DRILLING

Also Published As

Publication number Publication date
AU6367286A (en) 1987-04-30
ZA867682B (en) 1987-05-27
BR8605070A (en) 1987-07-21
EP0220147A2 (en) 1987-04-29
EP0220147A3 (en) 1988-11-17
CN86107149A (en) 1987-05-20
JPS62125192A (en) 1987-06-06
FI864185A (en) 1987-04-18
SE8504842D0 (en) 1985-10-17
SE8504842L (en) 1987-04-18

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Legal Events

Date Code Title Description
FA Application withdrawn

Owner name: SANTRADE LIMITED