CA782802A - Mine roof bolt - Google Patents

Mine roof bolt

Info

Publication number
CA782802A
CA782802A CA782802A CA782802DA CA782802A CA 782802 A CA782802 A CA 782802A CA 782802 A CA782802 A CA 782802A CA 782802D A CA782802D A CA 782802DA CA 782802 A CA782802 A CA 782802A
Authority
CA
Canada
Prior art keywords
mine roof
roof bolt
bolt
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
CA782802A
Inventor
Askey Arthur
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.)
TORQUE TENSION BOLT Co Pty Ltd
Original Assignee
TORQUE TENSION BOLT Co Pty Ltd
Publication date
Application granted granted Critical
Publication of CA782802A publication Critical patent/CA782802A/en
Expired legal-status Critical Current

Links

CA782802A Mine roof bolt Expired CA782802A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA782802T

Publications (1)

Publication Number Publication Date
CA782802A true CA782802A (en) 1968-04-16

Family

ID=36245476

Family Applications (1)

Application Number Title Priority Date Filing Date
CA782802A Expired CA782802A (en) Mine roof bolt

Country Status (1)

Country Link
CA (1) CA782802A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5087160A (en) * 1988-04-12 1992-02-11 American Mining Supply, Inc. Anchor bolt and expansion shell assembly

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5087160A (en) * 1988-04-12 1992-02-11 American Mining Supply, Inc. Anchor bolt and expansion shell assembly

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