CA952728A - Shells for use in making blocks for tunnel linings - Google Patents

Shells for use in making blocks for tunnel linings

Info

Publication number
CA952728A
CA952728A CA192,267A CA192267A CA952728A CA 952728 A CA952728 A CA 952728A CA 192267 A CA192267 A CA 192267A CA 952728 A CA952728 A CA 952728A
Authority
CA
Canada
Prior art keywords
shells
making blocks
tunnel linings
linings
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
CA192,267A
Inventor
Edwin F. Cooper
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.)
CELMAC AG
Original Assignee
CELMAC AG
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
Priority claimed from GB122971A external-priority patent/GB1381292A/en
Application filed by CELMAC AG filed Critical CELMAC AG
Priority to CA192,267A priority Critical patent/CA952728A/en
Application granted granted Critical
Publication of CA952728A publication Critical patent/CA952728A/en
Expired legal-status Critical Current

Links

CA192,267A 1971-01-11 1974-02-12 Shells for use in making blocks for tunnel linings Expired CA952728A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA192,267A CA952728A (en) 1971-01-11 1974-02-12 Shells for use in making blocks for tunnel linings

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB122971A GB1381292A (en) 1971-01-11 1971-01-11 Tunnelling
CA132061 1972-01-10
CA192,267A CA952728A (en) 1971-01-11 1974-02-12 Shells for use in making blocks for tunnel linings

Publications (1)

Publication Number Publication Date
CA952728A true CA952728A (en) 1974-08-13

Family

ID=27161688

Family Applications (1)

Application Number Title Priority Date Filing Date
CA192,267A Expired CA952728A (en) 1971-01-11 1974-02-12 Shells for use in making blocks for tunnel linings

Country Status (1)

Country Link
CA (1) CA952728A (en)

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