CA902647A - Machines for enlarging and shaping mine shafts and the like - Google Patents

Machines for enlarging and shaping mine shafts and the like

Info

Publication number
CA902647A
CA902647A CA902647A CA902647DA CA902647A CA 902647 A CA902647 A CA 902647A CA 902647 A CA902647 A CA 902647A CA 902647D A CA902647D A CA 902647DA CA 902647 A CA902647 A CA 902647A
Authority
CA
Canada
Prior art keywords
enlarging
shaping
machines
mine shafts
mine
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
CA902647A
Inventor
Granskog Roland
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.)
Linden Alimak AB
Original Assignee
Linden Alimak AB
Publication date
Application granted granted Critical
Publication of CA902647A publication Critical patent/CA902647A/en
Expired legal-status Critical Current

Links

CA902647A Machines for enlarging and shaping mine shafts and the like Expired CA902647A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA902647T

Publications (1)

Publication Number Publication Date
CA902647A true CA902647A (en) 1972-06-13

Family

ID=36410548

Family Applications (1)

Application Number Title Priority Date Filing Date
CA902647A Expired CA902647A (en) Machines for enlarging and shaping mine shafts and the like

Country Status (1)

Country Link
CA (1) CA902647A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4701073A (en) * 1984-12-05 1987-10-20 Sainsbury Garrett Michael Shaft sinking method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4701073A (en) * 1984-12-05 1987-10-20 Sainsbury Garrett Michael Shaft sinking method

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