PL4051872T3 - Pre-bolting - Google Patents

Pre-bolting

Info

Publication number
PL4051872T3
PL4051872T3 PL20821437.9T PL20821437T PL4051872T3 PL 4051872 T3 PL4051872 T3 PL 4051872T3 PL 20821437 T PL20821437 T PL 20821437T PL 4051872 T3 PL4051872 T3 PL 4051872T3
Authority
PL
Poland
Prior art keywords
bolting
Prior art date
Application number
PL20821437.9T
Other languages
Polish (pl)
Inventor
Gunnar STÅLNACKE
Original Assignee
Drillpipe 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 Drillpipe Ab filed Critical Drillpipe Ab
Publication of PL4051872T3 publication Critical patent/PL4051872T3/en

Links

Classifications

    • 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
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D20/00—Setting anchoring-bolts
    • E21D20/003—Machines for drilling anchor holes and setting anchor bolts
    • 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
    • E21B1/00—Percussion drilling
    • E21B1/02—Surface drives for drop hammers or percussion drilling, e.g. with a cable
    • 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
    • E21B17/20—Flexible or articulated drilling pipes, e.g. flexible or articulated rods, pipes or cables
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D20/00—Setting anchoring-bolts
    • E21D20/02—Setting anchoring-bolts with provisions for grouting
    • 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
    • E21D21/0046—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts formed by a plurality of elements arranged longitudinally

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)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Earth Drilling (AREA)
PL20821437.9T 2019-09-24 2020-09-24 Pre-bolting PL4051872T3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE1951078A SE543656C2 (en) 2019-09-24 2019-09-24 Method for strengthening rock volume by bolting by means of top hammer drilling machine, drilling module for said bolting and use of said top hammer drilling machine for bolting
PCT/SE2020/050901 WO2021061043A1 (en) 2019-09-24 2020-09-24 Pre-bolting

Publications (1)

Publication Number Publication Date
PL4051872T3 true PL4051872T3 (en) 2024-02-19

Family

ID=73790181

Family Applications (1)

Application Number Title Priority Date Filing Date
PL20821437.9T PL4051872T3 (en) 2019-09-24 2020-09-24 Pre-bolting

Country Status (6)

Country Link
EP (1) EP4051872B1 (en)
ES (1) ES2964293T3 (en)
HR (1) HRP20231214T1 (en)
PL (1) PL4051872T3 (en)
SE (1) SE543656C2 (en)
WO (1) WO2021061043A1 (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE388453B (en) * 1973-05-08 1976-10-04 Atlas Copco Ab DEVICE FOR TRANSFER BARS FROM A MAGAZINE DOCTOR TO THE CENTER AXLE FOR A DRILL
DE3200888A1 (en) * 1982-01-14 1983-07-21 Ingo 4600 Dortmund Stibane Device for nailing friable rock strata
DE10234255B4 (en) * 2002-06-27 2010-07-01 Friedr. Ischebeck Gmbh Use of drilling injection anchors as a surface-supporting reinforcement of a propulsion vaulted screen
AU2002953376A0 (en) * 2002-12-17 2003-01-09 Lms Geotechnical Pty Ltd An apparatus and method to anchor a rock bolt
EP2383420B1 (en) * 2010-04-29 2012-06-20 Sandvik Intellectual Property AB Drill bit for percussive rock drilling
ES2827019T3 (en) * 2015-05-08 2021-05-19 Normet International Ltd Locally Anchored Self Tapping Hollow Rock Bolt
ZA201608231B (en) * 2016-11-28 2019-01-30 Orica Mining Services South Africa Pty Ltd Coupled self-drilling rock bolt

Also Published As

Publication number Publication date
HRP20231214T1 (en) 2024-01-19
SE1951078A1 (en) 2021-03-25
SE543656C2 (en) 2021-05-18
EP4051872A1 (en) 2022-09-07
ES2964293T3 (en) 2024-04-05
WO2021061043A1 (en) 2021-04-01
EP4051872C0 (en) 2023-08-23
EP4051872B1 (en) 2023-08-23

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