AT370210B - Rohranker - Google Patents

Rohranker

Info

Publication number
AT370210B
AT370210B AT62980A AT62980A AT370210B AT 370210 B AT370210 B AT 370210B AT 62980 A AT62980 A AT 62980A AT 62980 A AT62980 A AT 62980A AT 370210 B AT370210 B AT 370210B
Authority
AT
Austria
Prior art keywords
pipe rank
rank
pipe
Prior art date
Application number
AT62980A
Other languages
English (en)
Other versions
ATA62980A (de
Inventor
Nikolaev Nikolaj Dipl Stefanov
Velikov Veliko Dipl Paruschev
Original Assignee
Vish Minno Geoloshki Inst
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 Vish Minno Geoloshki Inst filed Critical Vish Minno Geoloshki Inst
Publication of ATA62980A publication Critical patent/ATA62980A/de
Application granted granted Critical
Publication of AT370210B publication Critical patent/AT370210B/de

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
    • E02D5/74—Means for anchoring structural elements or bulkheads
    • E02D5/80—Ground anchors
    • 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
    • E21D21/004—Bolts held in the borehole by friction all along their length, without additional fixing means

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Piles And Underground Anchors (AREA)
  • Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Thiazole And Isothizaole Compounds (AREA)
AT62980A 1979-02-20 1980-02-05 Rohranker AT370210B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BG7942572A BG32663A1 (en) 1979-02-20 1979-02-20 Pipe anker

Publications (2)

Publication Number Publication Date
ATA62980A ATA62980A (de) 1982-07-15
AT370210B true AT370210B (de) 1983-03-10

Family

ID=3905674

Family Applications (1)

Application Number Title Priority Date Filing Date
AT62980A AT370210B (de) 1979-02-20 1980-02-05 Rohranker

Country Status (11)

Country Link
AT (1) AT370210B (de)
BG (1) BG32663A1 (de)
CS (1) CS237953B1 (de)
DD (1) DD160886A3 (de)
DE (1) DE3004540A1 (de)
FR (1) FR2449779A1 (de)
GB (1) GB2048983B (de)
PL (1) PL221885A1 (de)
RO (1) RO82092A (de)
SE (1) SE8000930L (de)
SU (1) SU1063940A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4322183A (en) * 1980-03-07 1982-03-30 Armand Ciavatta Friction rock stabilizer and installation lubricating cement apparatus and method
BG39739A1 (en) * 1984-09-26 1986-08-15 Nikolaev Tube fastener
US4650373A (en) * 1985-11-14 1987-03-17 Seegmiller Ben L Rock bolt construction and installation

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3665719A (en) * 1969-05-28 1972-05-30 Atlantic Richfield Co Apparatus for counterstressing in situ rock for support of underground openings

Also Published As

Publication number Publication date
DE3004540A1 (de) 1980-08-28
FR2449779B1 (de) 1984-04-13
SE8000930L (sv) 1980-08-21
RO82092B (ro) 1983-06-30
CS237953B1 (en) 1985-11-13
SU1063940A1 (ru) 1983-12-30
RO82092A (ro) 1983-07-07
GB2048983A (en) 1980-12-17
GB2048983B (en) 1982-12-01
FR2449779A1 (fr) 1980-09-19
PL221885A1 (de) 1980-11-17
DD160886A3 (de) 1984-06-13
DE3004540C2 (de) 1988-03-10
BG32663A1 (en) 1982-09-15
ATA62980A (de) 1982-07-15

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
REN Ceased due to non-payment of the annual fee