FR2304769B1 - - Google Patents

Info

Publication number
FR2304769B1
FR2304769B1 FR7508750A FR7508750A FR2304769B1 FR 2304769 B1 FR2304769 B1 FR 2304769B1 FR 7508750 A FR7508750 A FR 7508750A FR 7508750 A FR7508750 A FR 7508750A FR 2304769 B1 FR2304769 B1 FR 2304769B1
Authority
FR
France
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
FR7508750A
Other languages
French (fr)
Other versions
FR2304769A1 (fr
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.)
TS P KONSTRUKTORS
Original Assignee
TS P KONSTRUKTORS
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 TS P KONSTRUKTORS filed Critical TS P KONSTRUKTORS
Priority to FR7508750A priority Critical patent/FR2304769A1/fr
Publication of FR2304769A1 publication Critical patent/FR2304769A1/fr
Application granted granted Critical
Publication of FR2304769B1 publication Critical patent/FR2304769B1/fr
Granted 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
    • E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
    • E21D9/0692—Cutter drive shields

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)
  • Excavating Of Shafts Or Tunnels (AREA)
FR7508750A 1975-03-20 1975-03-20 Bouclier pour le percement de tunnels Granted FR2304769A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7508750A FR2304769A1 (fr) 1975-03-20 1975-03-20 Bouclier pour le percement de tunnels

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7508750A FR2304769A1 (fr) 1975-03-20 1975-03-20 Bouclier pour le percement de tunnels

Publications (2)

Publication Number Publication Date
FR2304769A1 FR2304769A1 (fr) 1976-10-15
FR2304769B1 true FR2304769B1 (cg-RX-API-DMAC7.html) 1977-11-18

Family

ID=9152837

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7508750A Granted FR2304769A1 (fr) 1975-03-20 1975-03-20 Bouclier pour le percement de tunnels

Country Status (1)

Country Link
FR (1) FR2304769A1 (cg-RX-API-DMAC7.html)

Also Published As

Publication number Publication date
FR2304769A1 (fr) 1976-10-15

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Legal Events

Date Code Title Description
ST Notification of lapse