GB1288394A - - Google Patents

Info

Publication number
GB1288394A
GB1288394A GB5506469A GB1288394DA GB1288394A GB 1288394 A GB1288394 A GB 1288394A GB 5506469 A GB5506469 A GB 5506469A GB 1288394D A GB1288394D A GB 1288394DA GB 1288394 A GB1288394 A GB 1288394A
Authority
GB
United Kingdom
Prior art keywords
segment
weakness
rees
headings
william
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
GB5506469A
Other languages
English (en)
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 filed Critical
Publication of GB1288394A publication Critical patent/GB1288394A/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
    • E21D11/04—Lining with building materials
    • E21D11/08—Lining with building materials with preformed concrete slabs

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)
GB5506469A 1969-09-04 1969-09-04 Expired GB1288394A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5506469 1969-09-04

Publications (1)

Publication Number Publication Date
GB1288394A true GB1288394A (enrdf_load_stackoverflow) 1972-09-06

Family

ID=10472842

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5506469A Expired GB1288394A (enrdf_load_stackoverflow) 1969-09-04 1969-09-04

Country Status (1)

Country Link
GB (1) GB1288394A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4990027A (en) * 1989-06-16 1991-02-05 Kubota Construction Co., Ltd. Shield tunneling method and shield machine therefor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4990027A (en) * 1989-06-16 1991-02-05 Kubota Construction Co., Ltd. Shield tunneling method and shield machine therefor

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee