GB1162387A - Apparatus for placing a beam like a mine supporting crown in position beneath a surface like a mine roof - Google Patents

Apparatus for placing a beam like a mine supporting crown in position beneath a surface like a mine roof

Info

Publication number
GB1162387A
GB1162387A GB5290866A GB5290866A GB1162387A GB 1162387 A GB1162387 A GB 1162387A GB 5290866 A GB5290866 A GB 5290866A GB 5290866 A GB5290866 A GB 5290866A GB 1162387 A GB1162387 A GB 1162387A
Authority
GB
United Kingdom
Prior art keywords
mine
placing
position beneath
mine roof
supporting crown
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB5290866A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Houilleres du Bassin du Nord et du Pas de Calais
Original Assignee
Houilleres du Bassin du Nord et du Pas de Calais
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 Houilleres du Bassin du Nord et du Pas de Calais filed Critical Houilleres du Bassin du Nord et du Pas de Calais
Publication of GB1162387A publication Critical patent/GB1162387A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/40—Devices or apparatus specially adapted for handling or placing units of linings or supporting units for tunnels or galleries

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Architecture (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
  • Conveying And Assembling Of Building Elements In Situ (AREA)
  • Working Measures On Existing Buildindgs (AREA)
  • Building Awnings And Sunshades (AREA)
GB5290866A 1965-12-09 1966-11-25 Apparatus for placing a beam like a mine supporting crown in position beneath a surface like a mine roof Expired GB1162387A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR41536A FR1466531A (fr) 1965-12-09 1965-12-09 Procédé et dispositif de mise en place d'une poutre sous un plancher ou un toit

Publications (1)

Publication Number Publication Date
GB1162387A true GB1162387A (en) 1969-08-27

Family

ID=8594907

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5290866A Expired GB1162387A (en) 1965-12-09 1966-11-25 Apparatus for placing a beam like a mine supporting crown in position beneath a surface like a mine roof

Country Status (3)

Country Link
ES (1) ES334290A1 (es)
FR (1) FR1466531A (es)
GB (1) GB1162387A (es)

Also Published As

Publication number Publication date
FR1466531A (fr) 1967-01-20
ES334290A1 (es) 1967-10-16

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees