SU1488511A1 - Roof bolt - Google Patents

Roof bolt

Info

Publication number
SU1488511A1
SU1488511A1 SU874241859A SU4241859A SU1488511A1 SU 1488511 A1 SU1488511 A1 SU 1488511A1 SU 874241859 A SU874241859 A SU 874241859A SU 4241859 A SU4241859 A SU 4241859A SU 1488511 A1 SU1488511 A1 SU 1488511A1
Authority
SU
USSR - Soviet Union
Prior art keywords
roof bolt
roof
bolt
Prior art date
Application number
SU874241859A
Other languages
Russian (ru)
Inventor
Sergej M Petukhov
Viktor S Zavertkin
Andrej I Stepanov
Original Assignee
Trest Orgtekhshakhtostroj
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 Trest Orgtekhshakhtostroj filed Critical Trest Orgtekhshakhtostroj
Priority to SU874241859A priority Critical patent/SU1488511A1/en
Application granted granted Critical
Publication of SU1488511A1 publication Critical patent/SU1488511A1/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH 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
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH 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
    • E21D21/006—Anchoring-bolts made of cables or wires

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)
SU874241859A 1987-05-08 1987-05-08 Roof bolt SU1488511A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU874241859A SU1488511A1 (en) 1987-05-08 1987-05-08 Roof bolt

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU874241859A SU1488511A1 (en) 1987-05-08 1987-05-08 Roof bolt

Publications (1)

Publication Number Publication Date
SU1488511A1 true SU1488511A1 (en) 1989-06-23

Family

ID=21303039

Family Applications (1)

Application Number Title Priority Date Filing Date
SU874241859A SU1488511A1 (en) 1987-05-08 1987-05-08 Roof bolt

Country Status (1)

Country Link
SU (1) SU1488511A1 (en)

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