NO874160L - Roterbart borverktoey. - Google Patents

Roterbart borverktoey.

Info

Publication number
NO874160L
NO874160L NO874160A NO874160A NO874160L NO 874160 L NO874160 L NO 874160L NO 874160 A NO874160 A NO 874160A NO 874160 A NO874160 A NO 874160A NO 874160 L NO874160 L NO 874160L
Authority
NO
Norway
Prior art keywords
hole
drill
shaft
piece
drill tool
Prior art date
Application number
NO874160A
Other languages
English (en)
Norwegian (no)
Other versions
NO874160D0 (no
Inventor
Uno Loef
Original Assignee
Loevab Loef Och Oestlund 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 Loevab Loef Och Oestlund Ab filed Critical Loevab Loef Och Oestlund Ab
Publication of NO874160D0 publication Critical patent/NO874160D0/no
Publication of NO874160L publication Critical patent/NO874160L/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
    • E21B10/00—Drill bits
    • E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
    • E21B10/32—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools
    • 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
    • E21B10/00—Drill bits
    • E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
    • E21B10/32—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools
    • E21B10/327—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools the cutter being pivoted about a longitudinal axis

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Catalysts (AREA)
  • Drilling Tools (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
NO874160A 1986-10-03 1987-10-02 Roterbart borverktoey. NO874160L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8604207A SE460300B (sv) 1986-10-03 1986-10-03 Roterbart borrverktyg med upprymningsdel till en saenkborrmaskin

Publications (2)

Publication Number Publication Date
NO874160D0 NO874160D0 (no) 1987-10-02
NO874160L true NO874160L (no) 1988-04-05

Family

ID=20365810

Family Applications (1)

Application Number Title Priority Date Filing Date
NO874160A NO874160L (no) 1986-10-03 1987-10-02 Roterbart borverktoey.

Country Status (11)

Country Link
US (1) US4817741A (is)
EP (1) EP0263088B1 (is)
AT (1) ATE84848T1 (is)
AU (1) AU591346B2 (is)
CA (1) CA1328655C (is)
DE (1) DE3783699T2 (is)
ES (1) ES2037107T3 (is)
FI (1) FI89624C (is)
IS (1) IS1472B6 (is)
NO (1) NO874160L (is)
SE (1) SE460300B (is)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE8901199L (sv) * 1989-04-05 1990-10-06 Uniroc Ab Excentrisk borrkrona
SE501988C2 (sv) * 1989-04-05 1995-07-10 Uniroc Ab Borrverktyg för borrning i jord och övertäckt berg
SE8901200L (sv) * 1989-04-05 1990-10-06 Uniroc Ab Anordning foer spolning av en borrkrona
US5009271A (en) * 1990-07-16 1991-04-23 Milan Maric Drill assembly
DE19630034A1 (de) * 1996-07-25 1998-04-23 Huels Chemische Werke Ag Biohybrides Zahnimplantat
GB2316964B (en) * 1996-09-04 2000-06-07 Bulroc Drill means
CN113027343B (zh) * 2021-04-12 2023-09-29 定边县泽林石油工程有限公司 一种偏心回转定位工具

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1809820A (en) * 1927-12-03 1931-06-16 Grant John Rotary underreamer
AU421138B2 (en) * 1967-02-27 1972-02-07 Ab Skanska Cementgjuteriet Improvements in and relating to deep drills with eccentric bits
FR2409373A1 (fr) * 1977-11-21 1979-06-15 Stenuick France Dispositif de forage de trous dans le sol, comportant un marteau pneumatique equipe d'un taillant excentre
GB2031481B (en) * 1978-09-26 1982-09-29 Marriott R Drilling bits
AU536381B2 (en) * 1980-03-26 1984-05-03 Sandvik Ab Drill tool
SU1033693A1 (ru) * 1982-04-21 1983-08-07 Предприятие П/Я М-5903 Породоразрушающий инструмент дл ударно-вращательного бурени
GB2132252B (en) * 1982-10-25 1985-12-18 Tone Boring Co An air hammer drill device
SE454196C (sv) * 1983-09-23 1991-11-04 Jan Persson Jord- och bergborrningsanordning foer samtidig borrning och infodring av borrhaalet
SE458943B (sv) * 1984-10-10 1989-05-22 Jan Persson Koppling mellan en borrkrona och borraxel
US4682662A (en) * 1985-04-25 1987-07-28 Vladimir Vancura Drill adapter

Also Published As

Publication number Publication date
NO874160D0 (no) 1987-10-02
SE8604207L (sv) 1988-04-04
FI89624B (fi) 1993-07-15
FI874342A (fi) 1988-04-04
FI89624C (fi) 1993-10-25
DE3783699T2 (de) 1993-05-19
IS1472B6 (is) 1991-09-24
US4817741A (en) 1989-04-04
IS3263A7 (is) 1988-04-04
AU7930787A (en) 1988-04-14
SE8604207D0 (sv) 1986-10-03
EP0263088A2 (en) 1988-04-06
EP0263088B1 (en) 1993-01-20
FI874342A0 (fi) 1987-10-02
DE3783699D1 (de) 1993-03-04
AU591346B2 (en) 1989-11-30
CA1328655C (en) 1994-04-19
ATE84848T1 (de) 1993-02-15
ES2037107T3 (es) 1993-06-16
EP0263088A3 (en) 1989-03-22
SE460300B (sv) 1989-09-25

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