CS274598B2 - Hydraulically clampable roof bolt for rocky massif's stiffening and consolidation - Google Patents

Hydraulically clampable roof bolt for rocky massif's stiffening and consolidation

Info

Publication number
CS274598B2
CS274598B2 CS332688A CS332688A CS274598B2 CS 274598 B2 CS274598 B2 CS 274598B2 CS 332688 A CS332688 A CS 332688A CS 332688 A CS332688 A CS 332688A CS 274598 B2 CS274598 B2 CS 274598B2
Authority
CS
Czechoslovakia
Prior art keywords
consolidation
stiffening
roof bolt
massif
rocky
Prior art date
Application number
CS332688A
Other languages
Czech (cs)
Other versions
CS8803326A1 (en
Inventor
Jan Ing Bodi
Petr Ing Kallus
Lubomir Ing Ivan
Milan Ing Svrcula
Zsolt Ing Szilvassy
Istvan Ing Benecz
Laszlo Kocsanyi
Original Assignee
Bodi Jan
Ivan Lubomir
Svrcula Milan
Zsolt Ing Szilvassy
Benecz Is
Tvan Ing
Laszlo Kocsanyi
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 Bodi Jan, Ivan Lubomir, Svrcula Milan, Zsolt Ing Szilvassy, Benecz Is, Tvan Ing, Laszlo Kocsanyi filed Critical Bodi Jan
Priority to CS332688A priority Critical patent/CS274598B2/en
Priority to DE3915921A priority patent/DE3915921A1/en
Priority to HU892424A priority patent/HUH3510A/en
Priority to DE19893915922 priority patent/DE3915922A1/en
Priority to FI892360A priority patent/FI892360A7/en
Publication of CS8803326A1 publication Critical patent/CS8803326A1/en
Publication of CS274598B2 publication Critical patent/CS274598B2/en

Links

Classifications

    • 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
    • E21D20/021—Grouting with inorganic components, e.g. cement
    • 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
    • E21D21/008—Anchoring or tensioning means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Piles And Underground Anchors (AREA)
  • Sealing Material Composition (AREA)
CS332688A 1988-05-16 1988-05-18 Hydraulically clampable roof bolt for rocky massif's stiffening and consolidation CS274598B2 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CS332688A CS274598B2 (en) 1988-05-18 1988-05-18 Hydraulically clampable roof bolt for rocky massif's stiffening and consolidation
DE3915921A DE3915921A1 (en) 1988-05-18 1989-05-16 Double-curved, hydraulic, self-clamping rock bolt
HU892424A HUH3510A (en) 1988-05-18 1989-05-16 Double-bent hydraulic self-stressing rock bolt
DE19893915922 DE3915922A1 (en) 1988-05-16 1989-05-16 Method and device for stabilising and supporting rock
FI892360A FI892360A7 (en) 1988-05-18 1989-05-17 Retractable hydraulic mining support

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS332688A CS274598B2 (en) 1988-05-18 1988-05-18 Hydraulically clampable roof bolt for rocky massif's stiffening and consolidation

Publications (2)

Publication Number Publication Date
CS8803326A1 CS8803326A1 (en) 1991-01-15
CS274598B2 true CS274598B2 (en) 1991-08-13

Family

ID=5372970

Family Applications (1)

Application Number Title Priority Date Filing Date
CS332688A CS274598B2 (en) 1988-05-16 1988-05-18 Hydraulically clampable roof bolt for rocky massif's stiffening and consolidation

Country Status (4)

Country Link
CS (1) CS274598B2 (en)
DE (1) DE3915921A1 (en)
FI (1) FI892360A7 (en)
HU (1) HUH3510A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CZ301263B6 (en) * 2003-01-24 2009-12-23 Ankra, S.R.O. Rock grouting bolt and process for producing thereof

Also Published As

Publication number Publication date
FI892360L (en) 1989-11-19
FI892360A7 (en) 1989-11-19
CS8803326A1 (en) 1991-01-15
DE3915921A1 (en) 1989-12-14
HUH3510A (en) 1990-12-28
FI892360A0 (en) 1989-05-17

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