FR2093575A5 - - Google Patents

Info

Publication number
FR2093575A5
FR2093575A5 FR7118427A FR7118427A FR2093575A5 FR 2093575 A5 FR2093575 A5 FR 2093575A5 FR 7118427 A FR7118427 A FR 7118427A FR 7118427 A FR7118427 A FR 7118427A FR 2093575 A5 FR2093575 A5 FR 2093575A5
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
FR7118427A
Other languages
French (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.)
REES Ltd W
Original Assignee
REES Ltd W
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 REES Ltd W filed Critical REES Ltd W
Application granted granted Critical
Publication of FR2093575A5 publication Critical patent/FR2093575A5/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D19/00—Provisional protective covers for working space
    • E21D19/04—Provisional protective covers for working space for use in drifting galleries
    • 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
    • E21D9/0621—Shield advancing devices

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)
  • Environmental & Geological Engineering (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
FR7118427A 1970-05-21 1971-05-21 Expired FR2093575A5 (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2472270A GB1276618A (en) 1970-05-21 1970-05-21 Improvements in tunnel boring equipment

Publications (1)

Publication Number Publication Date
FR2093575A5 true FR2093575A5 (en:Method) 1972-01-28

Family

ID=10216236

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7118427A Expired FR2093575A5 (en:Method) 1970-05-21 1971-05-21

Country Status (4)

Country Link
JP (1) JPS501305B1 (en:Method)
DE (1) DE2124662B2 (en:Method)
FR (1) FR2093575A5 (en:Method)
GB (1) GB1276618A (en:Method)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0637832B2 (ja) * 1989-06-16 1994-05-18 株式会社クボタ建設 三等分割セグメントによる小口径シールド工法および該工法の実施に使用するシールド掘進機

Also Published As

Publication number Publication date
DE2124662A1 (de) 1971-12-09
DE2124662B2 (de) 1975-02-20
GB1276618A (en) 1972-06-07
JPS501305B1 (en:Method) 1975-01-17

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Legal Events

Date Code Title Description
CL Concession to grant licenses
ST Notification of lapse