FR1539828A - Bouclier excavateur - Google Patents

Bouclier excavateur

Info

Publication number
FR1539828A
FR1539828A FR116106A FR116106A FR1539828A FR 1539828 A FR1539828 A FR 1539828A FR 116106 A FR116106 A FR 116106A FR 116106 A FR116106 A FR 116106A FR 1539828 A FR1539828 A FR 1539828A
Authority
FR
France
Prior art keywords
excavator shield
excavator
shield
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
FR116106A
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.)
Kumagai Gumi Co Ltd
Original Assignee
Kumagai Gumi Co Ltd
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 Kumagai Gumi Co Ltd filed Critical Kumagai Gumi Co Ltd
Priority to FR116106A priority Critical patent/FR1539828A/fr
Application granted granted Critical
Publication of FR1539828A publication Critical patent/FR1539828A/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
    • E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining

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)
FR116106A 1967-07-28 1967-07-28 Bouclier excavateur Expired FR1539828A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR116106A FR1539828A (fr) 1967-07-28 1967-07-28 Bouclier excavateur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR116106A FR1539828A (fr) 1967-07-28 1967-07-28 Bouclier excavateur

Publications (1)

Publication Number Publication Date
FR1539828A true FR1539828A (fr) 1968-09-20

Family

ID=8636026

Family Applications (1)

Application Number Title Priority Date Filing Date
FR116106A Expired FR1539828A (fr) 1967-07-28 1967-07-28 Bouclier excavateur

Country Status (1)

Country Link
FR (1) FR1539828A (fr)

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