FR1486298A - Machine de percement de tunnels - Google Patents

Machine de percement de tunnels

Info

Publication number
FR1486298A
FR1486298A FR68910A FR68910A FR1486298A FR 1486298 A FR1486298 A FR 1486298A FR 68910 A FR68910 A FR 68910A FR 68910 A FR68910 A FR 68910A FR 1486298 A FR1486298 A FR 1486298A
Authority
FR
France
Prior art keywords
drilling machine
tunnel drilling
tunnel
machine
drilling
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
FR68910A
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.)
Smith Industries International Inc
Original Assignee
Smith Industries International Inc
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 Smith Industries International Inc filed Critical Smith Industries International Inc
Priority to FR68910A priority Critical patent/FR1486298A/fr
Application granted granted Critical
Publication of FR1486298A publication Critical patent/FR1486298A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/10—Making by using boring or cutting machines
    • E21D9/11—Making by using boring or cutting machines with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines
    • E21D9/112—Making by using boring or cutting machines with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines by means of one single rotary head or of concentric rotary heads

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
FR68910A 1966-07-11 1966-07-11 Machine de percement de tunnels Expired FR1486298A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR68910A FR1486298A (fr) 1966-07-11 1966-07-11 Machine de percement de tunnels

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR68910A FR1486298A (fr) 1966-07-11 1966-07-11 Machine de percement de tunnels

Publications (1)

Publication Number Publication Date
FR1486298A true FR1486298A (fr) 1967-06-23

Family

ID=8612935

Family Applications (1)

Application Number Title Priority Date Filing Date
FR68910A Expired FR1486298A (fr) 1966-07-11 1966-07-11 Machine de percement de tunnels

Country Status (1)

Country Link
FR (1) FR1486298A (fr)

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