AU6814974A - Tunneling shield - Google Patents

Tunneling shield

Info

Publication number
AU6814974A
AU6814974A AU68149/74A AU6814974A AU6814974A AU 6814974 A AU6814974 A AU 6814974A AU 68149/74 A AU68149/74 A AU 68149/74A AU 6814974 A AU6814974 A AU 6814974A AU 6814974 A AU6814974 A AU 6814974A
Authority
AU
Australia
Prior art keywords
tunneling shield
tunneling
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
AU68149/74A
Other versions
AU485098B2 (en
Inventor
Frederick Winberg And Norman Dean Dyer Douglas
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.)
Dresser Industries Inc
Original Assignee
Dresser Industries 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 Dresser Industries Inc filed Critical Dresser Industries Inc
Application granted granted Critical
Publication of AU485098B2 publication Critical patent/AU485098B2/en
Publication of AU6814974A publication Critical patent/AU6814974A/en
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
    • 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

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)
AU68149/74A 1973-05-23 1974-04-22 Tunneling shield Expired AU485098B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US363035A US3870368A (en) 1973-05-23 1973-05-23 Tunneling shield
USUS363035 1973-05-23

Publications (2)

Publication Number Publication Date
AU485098B2 AU485098B2 (en) 1975-10-23
AU6814974A true AU6814974A (en) 1975-10-23

Family

ID=

Also Published As

Publication number Publication date
ZA742283B (en) 1975-04-30
DE2424755A1 (en) 1974-12-19
FR2230805A1 (en) 1974-12-20
CA991870A (en) 1976-06-29
FR2230805B1 (en) 1977-09-30
GB1459892A (en) 1976-12-31
US3870368A (en) 1975-03-11

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