AU139054B2 - Improvements iri mine roof props - Google Patents

Improvements iri mine roof props

Info

Publication number
AU139054B2
AU139054B2 AU22007/48A AU2200748A AU139054B2 AU 139054 B2 AU139054 B2 AU 139054B2 AU 22007/48 A AU22007/48 A AU 22007/48A AU 2200748 A AU2200748 A AU 2200748A AU 139054 B2 AU139054 B2 AU 139054B2
Authority
AU
Australia
Prior art keywords
iri
mine roof
roof props
props
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
AU22007/48A
Other versions
AU2200748A (en
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.)
Mavor and Coulson Ltd
Original Assignee
Mavor and Coulson Ltd
Filing date
Publication date
Application filed by Mavor and Coulson Ltd filed Critical Mavor and Coulson Ltd
Application granted granted Critical
Publication of AU139054B2 publication Critical patent/AU139054B2/en
Publication of AU2200748A publication Critical patent/AU2200748A/en
Expired legal-status Critical Current

Links

AU22007/48A 1948-07-22 Improvements iri mine roof props Expired AU139054B2 (en)

Publications (2)

Publication Number Publication Date
AU139054B2 true AU139054B2 (en) 1948-09-23
AU2200748A AU2200748A (en) 1948-09-23

Family

ID=

Similar Documents

Publication Publication Date Title
AU139054B2 (en) Improvements iri mine roof props
AU2200748A (en) Improvements iri mine roof props
FR977158A (en) Roof covering
CA447567A (en) Mine roof testing
CA449223A (en) Roofing clamp
CA449078A (en) Roof
CA449677A (en) Roof structure
FR1008513A (en) mine prop
CA450306A (en) Mine column bar
CA468458A (en) Building roof arrangement
AU141882B2 (en) Improved nitramon primer with modified tunnel
CA453321A (en) Shingle
CA448320A (en) Derrick substructure
AU2428248A (en) Improved nitramon primer with modified tunnel
CA447043A (en) Seal-down composition shingle
CA450369A (en) Cribbing
CA447960A (en) Awning structure
AU139477B2 (en) Kiln structure
AU139476B2 (en) Kiln structure
AU139329B2 (en) Improvements in roofing constructional elements
CA447805A (en) Mine hoist control
CA446790A (en) Mine cable cutter
CA464034A (en) Furnace roof construction
AU138383B2 (en) Kiln
CA448959A (en) Kiln