BR8605070A - Acoplamento de rosca para hastes de perfuracao a percussao - Google Patents

Acoplamento de rosca para hastes de perfuracao a percussao

Info

Publication number: BR8605070A
Authority: BR; Brazil
Prior art keywords: drilling rods; thread coupling; thread; coupling; drilling
Prior art date: 1985-10-17

Application number

BR8605070A

Other languages

English (en)

Inventor

Bernt Soren 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.)

1985-10-17

Filing date

1986-10-16

Publication date

1987-07-21

1986-10-16 Application filed by Santrade Ltd filed Critical Santrade Ltd

1987-07-21 Publication of BR8605070A publication Critical patent/BR8605070A/pt

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)

BR8605070A 1985-10-17 1986-10-16 Acoplamento de rosca para hastes de perfuracao a percussao BR8605070A (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SE8504842A SE8504842L (sv)	1985-10-17	1985-10-17	Borrstang for slaende bergborrning

Publications (1)

Publication Number	Publication Date
BR8605070A true BR8605070A (pt)	1987-07-21

Family

ID=20361778

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR8605070A BR8605070A (pt)	1985-10-17	1986-10-16	Acoplamento de rosca para hastes de perfuracao a percussao

Country Status (8)

Country	Link
EP (1)	EP0220147A3 (pt)
JP (1)	JPS62125192A (pt)
CN (1)	CN86107149A (pt)
AU (1)	AU6367286A (pt)
BR (1)	BR8605070A (pt)
FI (1)	FI864185A7 (pt)
SE (1)	SE8504842L (pt)
ZA (1)	ZA867682B (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE514137C2 (sv) *	1998-03-24	2001-01-08	Sandvik Ab	Gängförband för slående borrning, han- och hondel för att ingå i ett gängförband för slående borrning samt metod för att tillverka en produkt med en gänga för att ingå i ett gängförband för slående borrning
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 (sv) *	1985-04-04	1993-08-02	Sandvik Ab	Skarvgaenga foer slagborrning

1985
- 1985-10-17 SE SE8504842A patent/SE8504842L/ not_active Application Discontinuation
1986
- 1986-10-08 ZA ZA867682A patent/ZA867682B/xx unknown
- 1986-10-08 AU AU63672/86A patent/AU6367286A/en not_active Abandoned
- 1986-10-08 EP EP86850341A patent/EP0220147A3/en not_active Withdrawn
- 1986-10-16 JP JP61244294A patent/JPS62125192A/ja active Pending
- 1986-10-16 CN CN198686107149A patent/CN86107149A/zh active Pending
- 1986-10-16 BR BR8605070A patent/BR8605070A/pt unknown
- 1986-10-16 FI FI864185A patent/FI864185A7/fi not_active Application Discontinuation

Also Published As

Publication number	Publication date
AU6367286A (en)	1987-04-30
FI864185L (fi)	1987-04-18
SE8504842D0 (sv)	1985-10-17
JPS62125192A (ja)	1987-06-06
FI864185A7 (fi)	1987-04-18
FI864185A0 (fi)	1986-10-16
ZA867682B (en)	1987-05-27
SE8504842L (sv)	1987-04-18
EP0220147A2 (en)	1987-04-29
CN86107149A (zh)	1987-05-20
EP0220147A3 (en)	1988-11-17

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