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AU478370B2 - Anchor bolts for mine roofs and method for installing same - Google Patents
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AU478370B2 - Anchor bolts for mine roofs and method for installing same - Google Patents

Anchor bolts for mine roofs and method for installing same

Info

Publication number
AU478370B2
AU478370B2 AU67322/74A AU6732274A AU478370B2 AU 478370 B2 AU478370 B2 AU 478370B2 AU 67322/74 A AU67322/74 A AU 67322/74A AU 6732274 A AU6732274 A AU 6732274A AU 478370 B2 AU478370 B2 AU 478370B2
Authority
AU
Australia
Prior art keywords
anchor bolts
installing same
mine roofs
roofs
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
AU67322/74A
Other versions
AU6732274A (en
Inventor
LIBERT and GILBERT FRANCOIS ANDRE
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.)
Arbed-Mines Francaises
Original Assignee
Arbed-Mines Francaises
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from FR7311720A external-priority patent/FR2223544B1/fr
Application filed by Arbed-Mines Francaises filed Critical Arbed-Mines Francaises
Application granted granted Critical
Publication of AU6732274A publication Critical patent/AU6732274A/en
Publication of AU478370B2 publication Critical patent/AU478370B2/en
Expired legal-status Critical Current

Links

AU67322/74A 1973-04-02 1974-03-29 Anchor bolts for mine roofs and method for installing same Expired AU478370B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FRFR731172 1973-04-02
FR7311720A FR2223544B1 (en) 1973-04-02 1973-04-02

Publications (2)

Publication Number Publication Date
AU6732274A AU6732274A (en) 1975-10-02
AU478370B2 true AU478370B2 (en) 1975-10-02

Family

ID=

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