CA716309A - Roof bolts for mines or the like - Google Patents

Roof bolts for mines or the like

Info

Publication number
CA716309A
CA716309A CA716309A CA716309DA CA716309A CA 716309 A CA716309 A CA 716309A CA 716309 A CA716309 A CA 716309A CA 716309D A CA716309D A CA 716309DA CA 716309 A CA716309 A CA 716309A
Authority
CA
Canada
Prior art keywords
mines
roof bolts
roof
bolts
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
CA716309A
Inventor
S. Thiel Phillip
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.)
Edward L Bateman Ltd
Original Assignee
Edward L Bateman Ltd
Publication date
Application granted granted Critical
Publication of CA716309A publication Critical patent/CA716309A/en
Expired legal-status Critical Current

Links

CA716309A Roof bolts for mines or the like Expired CA716309A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA716309T

Publications (1)

Publication Number Publication Date
CA716309A true CA716309A (en) 1965-08-24

Family

ID=36051882

Family Applications (1)

Application Number Title Priority Date Filing Date
CA716309A Expired CA716309A (en) Roof bolts for mines or the like

Country Status (1)

Country Link
CA (1) CA716309A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3385155A (en) * 1965-12-21 1968-05-28 Leslie T. Michell Mine roof bolt expansion anchor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3385155A (en) * 1965-12-21 1968-05-28 Leslie T. Michell Mine roof bolt expansion anchor

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