CA599912A - Roof supports for mine workings - Google Patents

Roof supports for mine workings

Info

Publication number
CA599912A
CA599912A CA599912A CA599912DA CA599912A CA 599912 A CA599912 A CA 599912A CA 599912 A CA599912 A CA 599912A CA 599912D A CA599912D A CA 599912DA CA 599912 A CA599912 A CA 599912A
Authority
CA
Canada
Prior art keywords
roof supports
mine workings
workings
mine
roof
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
CA599912A
Inventor
W. Duncan Angus
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.)
Mining Engineering Co Ltd MECO
Original Assignee
Mining Engineering Co Ltd MECO
Publication date
Application granted granted Critical
Publication of CA599912A publication Critical patent/CA599912A/en
Expired legal-status Critical Current

Links

CA599912A Roof supports for mine workings Expired CA599912A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA599912T

Publications (1)

Publication Number Publication Date
CA599912A true CA599912A (en) 1960-06-14

Family

ID=35815694

Family Applications (1)

Application Number Title Priority Date Filing Date
CA599912A Expired CA599912A (en) Roof supports for mine workings

Country Status (1)

Country Link
CA (1) CA599912A (en)

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