IT8224145A0 - Dispositivo espansore. - Google Patents

Dispositivo espansore.

Info

Publication number
IT8224145A0
IT8224145A0 IT8224145A IT2414582A IT8224145A0 IT 8224145 A0 IT8224145 A0 IT 8224145A0 IT 8224145 A IT8224145 A IT 8224145A IT 2414582 A IT2414582 A IT 2414582A IT 8224145 A0 IT8224145 A0 IT 8224145A0
Authority
IT
Italy
Prior art keywords
expansion device
expansion
Prior art date
Application number
IT8224145A
Other languages
English (en)
Inventor
George Caventer Bruce
Original Assignee
Dunlop 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 Dunlop Ltd filed Critical Dunlop Ltd
Publication of IT8224145A0 publication Critical patent/IT8224145A0/it

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
    • E21D9/005—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries by forcing prefabricated elements through the ground, e.g. by pushing lining from an access pit
IT8224145A 1981-11-14 1982-11-09 Dispositivo espansore. IT8224145A0 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8134396 1981-11-14

Publications (1)

Publication Number Publication Date
IT8224145A0 true IT8224145A0 (it) 1982-11-09

Family

ID=10525903

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8224145A IT8224145A0 (it) 1981-11-14 1982-11-09 Dispositivo espansore.

Country Status (3)

Country Link
DE (1) DE3242093A1 (it)
FR (1) FR2516444A1 (it)
IT (1) IT8224145A0 (it)

Also Published As

Publication number Publication date
FR2516444A1 (fr) 1983-05-20
DE3242093A1 (de) 1983-05-26

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