NO820871L - Styreanordning ved bergboring. - Google Patents

Styreanordning ved bergboring.

Info

Publication number
NO820871L
NO820871L NO820871A NO820871A NO820871L NO 820871 L NO820871 L NO 820871L NO 820871 A NO820871 A NO 820871A NO 820871 A NO820871 A NO 820871A NO 820871 L NO820871 L NO 820871L
Authority
NO
Norway
Prior art keywords
drill
drill string
guide sleeve
sleeve
radially
Prior art date
Application number
NO820871A
Other languages
English (en)
Norwegian (no)
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 NO820871L publication Critical patent/NO820871L/no

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
    • 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
    • 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
    • E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
    • E21B17/1057—Centralising devices with rollers or with a relatively rotating sleeve
    • E21B17/1064—Pipes or rods with a relatively rotating sleeve

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)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
NO820871A 1981-03-19 1982-03-17 Styreanordning ved bergboring. NO820871L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8101749A SE442532B (sv) 1981-03-19 1981-03-19 Styrhylsa for slagborrstreng och borrstang for samverkan med styrhylsan

Publications (1)

Publication Number Publication Date
NO820871L true NO820871L (no) 1982-09-20

Family

ID=20343372

Family Applications (1)

Application Number Title Priority Date Filing Date
NO820871A NO820871L (no) 1981-03-19 1982-03-17 Styreanordning ved bergboring.

Country Status (11)

Country Link
US (1) US4441565A (sv)
AT (1) AT379863B (sv)
AU (1) AU546807B2 (sv)
BR (1) BR8201465A (sv)
CA (1) CA1161830A (sv)
DE (1) DE3209659A1 (sv)
FI (1) FI820973L (sv)
FR (1) FR2502234B1 (sv)
NO (1) NO820871L (sv)
SE (1) SE442532B (sv)
ZA (1) ZA821378B (sv)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4575163A (en) * 1984-12-31 1986-03-11 Sable Donald E Rod guide
GB8530078D0 (en) * 1985-12-06 1986-01-15 Drilex Ltd Drill string stabiliser
US5135059A (en) * 1990-11-19 1992-08-04 Teleco Oilfield Services, Inc. Borehole drilling motor with flexible shaft coupling
AUPO445897A0 (en) * 1997-01-06 1997-01-30 Boart Longyear Inc. Straight hole drilling system
DE19702983C1 (de) * 1997-01-28 1998-06-04 Wirth Co Kg Masch Bohr Verfahren und Vorrichtung zum Niederbringen von Bohrlöchern, insbesondere für Schürf- und Gewinnungsbohrungen
SE516651C2 (sv) 1999-11-26 2002-02-05 Sandvik Ab Gängförband för slående borrning, en handel och en hondel
SE520077C2 (sv) * 2002-06-27 2003-05-20 Sandvik Ab Handel, borrkrona och gängförband för slående bergborrning
US7804995B2 (en) 2002-07-02 2010-09-28 Reald Inc. Stereoscopic format converter

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US23860A (en) * 1859-05-03 Improvement in cotton-presses
US2563038A (en) * 1948-05-27 1951-08-07 Irwin Stanley Paraffin remover
DE960261C (de) * 1952-08-08 1957-03-21 Nuesse & Graefer K G Maschf Bohrkronenfuehrung fuer drehendes Bohren im Bergbau mit an der Bohrlochwandung elastisch anliegenden spreizbaren Fuehrungsteilen
US2835473A (en) * 1953-10-13 1958-05-20 Joseph J Burris Guide for drill collar subs
US2956783A (en) * 1956-10-13 1960-10-18 Sandvikens Jernverks Ab Percussion drill
US3136377A (en) * 1960-10-12 1964-06-09 Sandvikens Jernverks Ab Guiding device for percussion drills
US3277972A (en) * 1962-07-09 1966-10-11 Atlas Copco Ab Rock drilling equipment
US3313364A (en) * 1964-06-15 1967-04-11 Howard M Binkley Self-reaming rock drill coupling
AT346790B (de) * 1976-04-29 1978-11-27 Walter Ebenhoeh & Sohn Fa Pumpgestaenge
US4220213A (en) * 1978-12-07 1980-09-02 Hamilton Jack E Method and apparatus for self orienting a drill string while drilling a well bore

Also Published As

Publication number Publication date
AT379863B (de) 1986-03-10
AU8151882A (en) 1983-09-22
FR2502234A1 (sv) 1982-09-24
ATA108082A (de) 1985-07-15
CA1161830A (en) 1984-02-07
US4441565A (en) 1984-04-10
SE8101749L (sv) 1982-09-20
SE442532B (sv) 1986-01-13
ZA821378B (en) 1983-01-26
AU546807B2 (en) 1985-09-19
FR2502234B1 (sv) 1985-02-22
DE3209659A1 (de) 1982-09-30
FI820973L (fi) 1982-09-20
BR8201465A (pt) 1983-02-01

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