CA724380A - Roof supporting means for mines - Google Patents

Roof supporting means for mines

Info

Publication number
CA724380A
CA724380A CA724380A CA724380DA CA724380A CA 724380 A CA724380 A CA 724380A CA 724380 A CA724380 A CA 724380A CA 724380D A CA724380D A CA 724380DA CA 724380 A CA724380 A CA 724380A
Authority
CA
Canada
Prior art keywords
mines
supporting means
roof supporting
roof
supporting
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
CA724380A
Inventor
J. Arnott Leslie
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.)
Gullick Ltd
Original Assignee
Gullick Ltd
Publication date
Application granted granted Critical
Publication of CA724380A publication Critical patent/CA724380A/en
Expired legal-status Critical Current

Links

CA724380A Roof supporting means for mines Expired CA724380A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA724380T

Publications (1)

Publication Number Publication Date
CA724380A true CA724380A (en) 1965-12-28

Family

ID=36063277

Family Applications (1)

Application Number Title Priority Date Filing Date
CA724380A Expired CA724380A (en) Roof supporting means for mines

Country Status (1)

Country Link
CA (1) CA724380A (en)

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