SE7505069L - MINING MINING PROCEDURE AND DEVICE FOR PERFORMING THE PROCEDURE - Google Patents

MINING MINING PROCEDURE AND DEVICE FOR PERFORMING THE PROCEDURE

Info

Publication number
SE7505069L
SE7505069L SE7505069A SE7505069A SE7505069L SE 7505069 L SE7505069 L SE 7505069L SE 7505069 A SE7505069 A SE 7505069A SE 7505069 A SE7505069 A SE 7505069A SE 7505069 L SE7505069 L SE 7505069L
Authority
SE
Sweden
Prior art keywords
procedure
mining
mining procedure
mining mining
Prior art date
Application number
SE7505069A
Other languages
Swedish (sv)
Inventor
Alberto Alvarez-Calderon
Original Assignee
Alvarez Calderon Alberto
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 Alvarez Calderon Alberto filed Critical Alvarez Calderon Alberto
Priority to SE7505069A priority Critical patent/SE7505069L/en
Priority to US05/627,685 priority patent/US4072018A/en
Publication of SE7505069L publication Critical patent/SE7505069L/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D17/00—Excavations; Bordering of excavations; Making embankments
    • E02D17/06—Foundation trenches ditches or narrow shafts
    • E02D17/12—Back-filling of foundation trenches or ditches
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C41/00—Methods of underground or surface mining; Layouts therefor
    • E21C41/16—Methods of underground mining; Layouts therefor
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F15/00—Methods or devices for placing filling-up materials in underground workings
    • E21F15/08—Filling-up hydraulically or pneumatically

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Remote Sensing (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
SE7505069A 1975-04-30 1975-04-30 MINING MINING PROCEDURE AND DEVICE FOR PERFORMING THE PROCEDURE SE7505069L (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
SE7505069A SE7505069L (en) 1975-04-30 1975-04-30 MINING MINING PROCEDURE AND DEVICE FOR PERFORMING THE PROCEDURE
US05/627,685 US4072018A (en) 1975-04-30 1975-10-31 Tunnel support structure and method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7505069A SE7505069L (en) 1975-04-30 1975-04-30 MINING MINING PROCEDURE AND DEVICE FOR PERFORMING THE PROCEDURE

Publications (1)

Publication Number Publication Date
SE7505069L true SE7505069L (en) 1976-10-31

Family

ID=20324463

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7505069A SE7505069L (en) 1975-04-30 1975-04-30 MINING MINING PROCEDURE AND DEVICE FOR PERFORMING THE PROCEDURE

Country Status (1)

Country Link
SE (1) SE7505069L (en)

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