FI750173A - - Google Patents

Info

Publication number
FI750173A
FI750173A FI750173A FI750173A FI750173A FI 750173 A FI750173 A FI 750173A FI 750173 A FI750173 A FI 750173A FI 750173 A FI750173 A FI 750173A FI 750173 A FI750173 A FI 750173A
Authority
FI
Finland
Application number
FI750173A
Other languages
Finnish (fi)
Inventor
Stig Myhre
Sverre Myhr
Original Assignee
Stig Myhre
Sverre Myhr
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 Stig Myhre, Sverre Myhr filed Critical Stig Myhre
Publication of FI750173A publication Critical patent/FI750173A/fi

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
    • 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

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)
  • Joining Of Building Structures In Genera (AREA)
FI750173A 1974-01-24 1975-01-23 FI750173A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7400888A SE389891B (sv) 1974-01-24 1974-01-24 Forsterkningsdon for bergrumsarbeten

Publications (1)

Publication Number Publication Date
FI750173A true FI750173A (ja) 1975-07-25

Family

ID=20319986

Family Applications (1)

Application Number Title Priority Date Filing Date
FI750173A FI750173A (ja) 1974-01-24 1975-01-23

Country Status (3)

Country Link
FI (1) FI750173A (ja)
NO (1) NO750191L (ja)
SE (1) SE389891B (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO342057B1 (no) * 2015-11-25 2018-03-19 Tunnelsupply As En boltfesteanordning

Also Published As

Publication number Publication date
SE7400888L (ja) 1975-07-25
SE389891B (sv) 1976-11-22
NO750191L (ja) 1975-08-18

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Legal Events

Date Code Title Description
FD Application lapsed

Owner name: MYHRE, STIG