CH436379A - Procedure and equipment for the execution of tunnels dug in friable material - Google Patents

Procedure and equipment for the execution of tunnels dug in friable material

Info

Publication number
CH436379A
CH436379A CH886466A CH886466A CH436379A CH 436379 A CH436379 A CH 436379A CH 886466 A CH886466 A CH 886466A CH 886466 A CH886466 A CH 886466A CH 436379 A CH436379 A CH 436379A
Authority
CH
Switzerland
Prior art keywords
execution
procedure
equipment
friable material
dug
Prior art date
Application number
CH886466A
Other languages
Italian (it)
Inventor
Somaini Roberto
Somaini Felice
Original Assignee
Somaini Roberto
Somaini Felice
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 Somaini Roberto, Somaini Felice filed Critical Somaini Roberto
Priority to CH886466A priority Critical patent/CH436379A/en
Publication of CH436379A publication Critical patent/CH436379A/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH 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
CH886466A 1966-06-17 1966-06-17 Procedure and equipment for the execution of tunnels dug in friable material CH436379A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CH886466A CH436379A (en) 1966-06-17 1966-06-17 Procedure and equipment for the execution of tunnels dug in friable material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH886466A CH436379A (en) 1966-06-17 1966-06-17 Procedure and equipment for the execution of tunnels dug in friable material

Publications (1)

Publication Number Publication Date
CH436379A true CH436379A (en) 1967-05-31

Family

ID=4345618

Family Applications (1)

Application Number Title Priority Date Filing Date
CH886466A CH436379A (en) 1966-06-17 1966-06-17 Procedure and equipment for the execution of tunnels dug in friable material

Country Status (1)

Country Link
CH (1) CH436379A (en)

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