CA575401A - Unite de chevillage dans roc - Google Patents

Unite de chevillage dans roc

Info

Publication number
CA575401A
CA575401A CA575401A CA575401DA CA575401A CA 575401 A CA575401 A CA 575401A CA 575401 A CA575401 A CA 575401A CA 575401D A CA575401D A CA 575401DA CA 575401 A CA575401 A CA 575401A
Authority
CA
Canada
Prior art keywords
rock bolting
bolting unit
unit
rock
bolting
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
CA575401A
Other languages
English (en)
Inventor
J. Letourneau Roland
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.)
Hayes Steel Products Ltd
Original Assignee
Hayes Steel Products Ltd
Publication date
Application granted granted Critical
Publication of CA575401A publication Critical patent/CA575401A/fr
Expired legal-status Critical Current

Links

CA575401A Unite de chevillage dans roc Expired CA575401A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA575401T

Publications (1)

Publication Number Publication Date
CA575401A true CA575401A (fr) 1959-05-05

Family

ID=35751257

Family Applications (1)

Application Number Title Priority Date Filing Date
CA575401A Expired CA575401A (fr) Unite de chevillage dans roc

Country Status (1)

Country Link
CA (1) CA575401A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3456551A (en) * 1966-09-05 1969-07-22 Masuo Ishihara Anchor bolt

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3456551A (en) * 1966-09-05 1969-07-22 Masuo Ishihara Anchor bolt

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