FR1304298A - bearing element for rock bolts, in particular for mine galleries, tunnels and similar structures - Google Patents

bearing element for rock bolts, in particular for mine galleries, tunnels and similar structures

Info

Publication number
FR1304298A
FR1304298A FR876625A FR876625A FR1304298A FR 1304298 A FR1304298 A FR 1304298A FR 876625 A FR876625 A FR 876625A FR 876625 A FR876625 A FR 876625A FR 1304298 A FR1304298 A FR 1304298A
Authority
FR
France
Prior art keywords
tunnels
bearing element
similar structures
rock bolts
mine galleries
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
FR876625A
Other languages
French (fr)
Inventor
James Deans Cumming
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
Application filed filed Critical
Priority to FR876625A priority Critical patent/FR1304298A/en
Application granted granted Critical
Publication of FR1304298A publication Critical patent/FR1304298A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
    • E21D21/0086—Bearing plates
FR876625A 1961-10-20 1961-10-20 bearing element for rock bolts, in particular for mine galleries, tunnels and similar structures Expired FR1304298A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR876625A FR1304298A (en) 1961-10-20 1961-10-20 bearing element for rock bolts, in particular for mine galleries, tunnels and similar structures

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR876625A FR1304298A (en) 1961-10-20 1961-10-20 bearing element for rock bolts, in particular for mine galleries, tunnels and similar structures

Publications (1)

Publication Number Publication Date
FR1304298A true FR1304298A (en) 1962-09-21

Family

ID=8765124

Family Applications (1)

Application Number Title Priority Date Filing Date
FR876625A Expired FR1304298A (en) 1961-10-20 1961-10-20 bearing element for rock bolts, in particular for mine galleries, tunnels and similar structures

Country Status (1)

Country Link
FR (1) FR1304298A (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4037418A (en) * 1976-05-12 1977-07-26 Phillips Stamping Co., Inc. Load supporting bearing plate
US4052860A (en) * 1974-12-09 1977-10-11 Environmental Engineering Dr. Ing. Alterman Ltd. Construction of underground tunnels and rock chambers
US4095431A (en) * 1976-05-12 1978-06-20 Phillips Stamping Co., Inc. Load supporting bearing plate
US4095430A (en) * 1976-05-12 1978-06-20 Phillips Stamping Co., Inc. Load supporting bearing plate
US4618290A (en) * 1983-06-27 1986-10-21 Hansen Roger M Precast roof bearing block
US4708559A (en) * 1986-07-08 1987-11-24 F. M. Locotos Co., Inc. Reinforcing washer for a mine roof bolt assembly
US5292209A (en) * 1993-05-14 1994-03-08 Jennmar Corporation Bearing plate
NO20210879A1 (en) * 2021-07-07 2023-01-09 Tunnelsupply As Struts for supporting bolts when fitting in tunnels and rock spaces and method for mounting the struts

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4052860A (en) * 1974-12-09 1977-10-11 Environmental Engineering Dr. Ing. Alterman Ltd. Construction of underground tunnels and rock chambers
US4037418A (en) * 1976-05-12 1977-07-26 Phillips Stamping Co., Inc. Load supporting bearing plate
US4095431A (en) * 1976-05-12 1978-06-20 Phillips Stamping Co., Inc. Load supporting bearing plate
US4095430A (en) * 1976-05-12 1978-06-20 Phillips Stamping Co., Inc. Load supporting bearing plate
US4618290A (en) * 1983-06-27 1986-10-21 Hansen Roger M Precast roof bearing block
US4708559A (en) * 1986-07-08 1987-11-24 F. M. Locotos Co., Inc. Reinforcing washer for a mine roof bolt assembly
US5292209A (en) * 1993-05-14 1994-03-08 Jennmar Corporation Bearing plate
NO20210879A1 (en) * 2021-07-07 2023-01-09 Tunnelsupply As Struts for supporting bolts when fitting in tunnels and rock spaces and method for mounting the struts

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