AU547097B2 - Mine roof prop - Google Patents

Mine roof prop

Info

Publication number
AU547097B2
AU547097B2 AU72864/81A AU7286481A AU547097B2 AU 547097 B2 AU547097 B2 AU 547097B2 AU 72864/81 A AU72864/81 A AU 72864/81A AU 7286481 A AU7286481 A AU 7286481A AU 547097 B2 AU547097 B2 AU 547097B2
Authority
AU
Australia
Prior art keywords
mine roof
roof prop
prop
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.)
Ceased
Application number
AU72864/81A
Other versions
AU7286481A (en
Inventor
Allan Henry George Brown
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.)
Individual
Original Assignee
Individual
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 by Individual filed Critical Individual
Publication of AU7286481A publication Critical patent/AU7286481A/en
Application granted granted Critical
Publication of AU547097B2 publication Critical patent/AU547097B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/02—Non-telescopic props

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Rod-Shaped Construction Members (AREA)
AU72864/81A 1980-07-22 1981-07-14 Mine roof prop Ceased AU547097B2 (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
ZA804400 1980-07-22
ZA80/4400 1980-07-22
ZA804711 1980-08-01
ZA80/4711 1980-08-01
ZA81/2744 1981-04-27
ZA812744 1981-04-27

Publications (2)

Publication Number Publication Date
AU7286481A AU7286481A (en) 1982-01-28
AU547097B2 true AU547097B2 (en) 1985-10-03

Family

ID=27420906

Family Applications (1)

Application Number Title Priority Date Filing Date
AU72864/81A Ceased AU547097B2 (en) 1980-07-22 1981-07-14 Mine roof prop

Country Status (3)

Country Link
AU (1) AU547097B2 (en)
CA (1) CA1170066A (en)
GB (1) GB2081340B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU575047B2 (en) * 1982-08-26 1988-07-21 Bestobell South Africa (Proprietary) Limited Timber prop in metal sleeve

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2149440A (en) * 1983-08-25 1985-06-12 Botha Raymond Berkley Mine prop
GB2132248A (en) * 1982-11-19 1984-07-04 H L & H Timber Products Timber mine prop
EP0128964A1 (en) * 1983-06-14 1984-12-27 Stope International Inc. Mine props
ZW9984A1 (en) * 1983-06-24 1984-09-19 Bestobell South Africa Ltd Collapsible elongate mine support
CA1231843A (en) * 1983-10-14 1988-01-26 Dirk C.S. Venter Elongate mine support
US6910834B2 (en) 2003-05-27 2005-06-28 Burrell Mining Products, Inc. Mine prop
US8851805B2 (en) 2012-08-30 2014-10-07 Burrell Mining Products, Inc. Telescopic mine roof support
US9903203B2 (en) 2014-08-27 2018-02-27 Burrell Mining Products, Inc. Ventilated mine roof support
US9611738B2 (en) 2014-08-27 2017-04-04 Burrell Mining Products, Inc. Ventilated mine roof support
US11053683B2 (en) * 2018-01-24 2021-07-06 Strata Products Worldwide, Llc Apparatus for controlling yield performance of props for roofs, and methods

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU575047B2 (en) * 1982-08-26 1988-07-21 Bestobell South Africa (Proprietary) Limited Timber prop in metal sleeve

Also Published As

Publication number Publication date
CA1170066A (en) 1984-07-03
AU7286481A (en) 1982-01-28
GB2081340B (en) 1984-07-25
GB2081340A (en) 1982-02-17

Similar Documents

Publication Publication Date Title
AU529588B2 (en) Mine roof bolt assembly
AU531922B2 (en) Mine roof bolting
AU8870382A (en) Mine roof driller-bolter apparatus
AU4630779A (en) Mine roof support
AU7307581A (en) Yieldable mine roof support
AU545888B2 (en) Mine roof supporting structure
AU547097B2 (en) Mine roof prop
AU538625B2 (en) Mine roof prop
GB2067640B (en) Mine roof supports
AU527664B2 (en) Mine roof support
GB2031981B (en) Shield-type mine roof support
AU555601B2 (en) Mine roof support
AU555587B2 (en) Mine roof support
AU563608B2 (en) Mine roof support
AU7239281A (en) Mine roof support
AU1270283A (en) Mine roof support
AU520747B2 (en) Roof support adjacent mine face
GB2088458B (en) Mine roof support
AU540670B2 (en) Mine roof support
AU7967882A (en) Mine support prop
AU559794B2 (en) Mine roof support
ZA793763B (en) Shield-type mine roof support
ZA815170B (en) Mine prop
ZA814868B (en) Mine prop
ZA815085B (en) Mining prop