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FI905862A7 - Rock bolt - Google Patents

Rock bolt Download PDF

Info

Publication number
FI905862A7
FI905862A7 FI905862A FI905862A FI905862A7 FI 905862 A7 FI905862 A7 FI 905862A7 FI 905862 A FI905862 A FI 905862A FI 905862 A FI905862 A FI 905862A FI 905862 A7 FI905862 A7 FI 905862A7
Authority
FI
Finland
Prior art keywords
rock bolt
rock
bolt
Prior art date
Application number
FI905862A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI905862L (en
FI905862A0 (en
Inventor
Pertti Saarelainen
Original Assignee
Tampella Oy 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 Tampella Oy Ab filed Critical Tampella Oy Ab
Priority to FI905862A priority Critical patent/FI905862L/en
Publication of FI905862A0 publication Critical patent/FI905862A0/en
Priority to AU89276/91A priority patent/AU8927691A/en
Priority to PCT/FI1991/000356 priority patent/WO1992009789A1/en
Publication of FI905862A7 publication Critical patent/FI905862A7/en
Publication of FI905862L publication Critical patent/FI905862L/en

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
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/07—Telescoping joints for varying drill string lengths; Shock absorbers
    • 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
    • E21B17/22—Rods or pipes with helical structure
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
    • E21D21/0026—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts
    • E21D21/0033—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts having a jacket or outer tube
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
    • E21D21/0026—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts
    • E21D21/0053—Anchoring-bolts in the form of lost drilling rods

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Structural Engineering (AREA)
  • Earth Drilling (AREA)
FI905862A 1990-11-28 1990-11-28 BERGBULT. FI905862L (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI905862A FI905862L (en) 1990-11-28 1990-11-28 BERGBULT.
AU89276/91A AU8927691A (en) 1990-11-28 1991-11-27 Rock bolt
PCT/FI1991/000356 WO1992009789A1 (en) 1990-11-28 1991-11-27 Rock bolt

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI905862A FI905862L (en) 1990-11-28 1990-11-28 BERGBULT.

Publications (3)

Publication Number Publication Date
FI905862A0 FI905862A0 (en) 1990-11-28
FI905862A7 true FI905862A7 (en) 1992-05-29
FI905862L FI905862L (en) 1992-05-29

Family

ID=8531478

Family Applications (1)

Application Number Title Priority Date Filing Date
FI905862A FI905862L (en) 1990-11-28 1990-11-28 BERGBULT.

Country Status (3)

Country Link
AU (1) AU8927691A (en)
FI (1) FI905862L (en)
WO (1) WO1992009789A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19503122B4 (en) * 1995-02-01 2004-07-22 Ibi Anker Gmbh injection anchor
JPH10220197A (en) * 1996-11-13 1998-08-18 Gerhard Sauer Method and equipment for fixing geological structure
AU2003220700B2 (en) * 2002-02-25 2007-09-06 Steffen, Robertson & Kirsten (South Africa) (Pty) Ltd And William David Ortlepp Rock bolt
AT505335B1 (en) * 2007-04-19 2009-12-15 Techmo Entw & Vertriebs Gmbh DEVICE FOR MANUFACTURING A DRILL BIT IN ROCK MATERIAL
DE102011076592A1 (en) * 2011-05-27 2012-11-29 Hilti Aktiengesellschaft rock bolt

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1635289A (en) * 1924-05-15 1927-07-12 Dan J Scott Collapsible drill pipe
US4196781A (en) * 1978-08-09 1980-04-08 Cheek Alton E Telescoping joint
US4313695A (en) * 1980-01-07 1982-02-02 Ingersoll-Rand Company Earth structure stabilizing method, and a friction rock stabilizer and an axial extension therefor

Also Published As

Publication number Publication date
AU8927691A (en) 1992-06-25
WO1992009789A1 (en) 1992-06-11
FI905862L (en) 1992-05-29
FI905862A0 (en) 1990-11-28

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Legal Events

Date Code Title Description
FD Application lapsed

Owner name: OY TAMPELLA AB