CA910652A - Shaft and tunnel lining - Google Patents

Shaft and tunnel lining

Info

Publication number
CA910652A
CA910652A CA910652A CA910652DA CA910652A CA 910652 A CA910652 A CA 910652A CA 910652 A CA910652 A CA 910652A CA 910652D A CA910652D A CA 910652DA CA 910652 A CA910652 A CA 910652A
Authority
CA
Canada
Prior art keywords
shaft
tunnel lining
lining
tunnel
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
CA910652A
Inventor
Chlumecky Nicholas
Taradash Samuel
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.)
Commercial Shearing and Stamping Co
Original Assignee
Commercial Shearing and Stamping Co
Publication date
Application granted granted Critical
Publication of CA910652A publication Critical patent/CA910652A/en
Expired legal-status Critical Current

Links

CA910652A Shaft and tunnel lining Expired CA910652A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA910652T

Publications (1)

Publication Number Publication Date
CA910652A true CA910652A (en) 1972-09-26

Family

ID=36418269

Family Applications (1)

Application Number Title Priority Date Filing Date
CA910652A Expired CA910652A (en) Shaft and tunnel lining

Country Status (1)

Country Link
CA (1) CA910652A (en)

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