AU2002224497A1 - Method and apparatus for pre-stressing a roof support - Google Patents

Method and apparatus for pre-stressing a roof support

Info

Publication number
AU2002224497A1
AU2002224497A1 AU2002224497A AU2449702A AU2002224497A1 AU 2002224497 A1 AU2002224497 A1 AU 2002224497A1 AU 2002224497 A AU2002224497 A AU 2002224497A AU 2449702 A AU2449702 A AU 2449702A AU 2002224497 A1 AU2002224497 A1 AU 2002224497A1
Authority
AU
Australia
Prior art keywords
stressing
roof support
roof
support
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.)
Abandoned
Application number
AU2002224497A
Inventor
Trevor Norman Clements
Neville Brian Henderson
Brian Peter Lewis
Paolo Persico
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.)
CHIMICA EDILE PRODUCTION Pty Ltd
Original Assignee
Chimica Edile Production Pty L
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 Chimica Edile Production Pty L filed Critical Chimica Edile Production Pty L
Publication of AU2002224497A1 publication Critical patent/AU2002224497A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/58—Devices for setting props or chocks
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/14—Lining predominantly with metal
    • E21D11/15—Plate linings; Laggings, i.e. linings designed for holding back formation material or for transmitting the load to main supporting members
    • E21D11/157—Laggings making use of fluid cushions, e.g. the fluid containing a hardenable material
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/48—Chocks or the like
    • E21D15/483—Chocks or the like made of flexible containers, e.g. inflatable, with or without reinforcement, e.g. filled with water, backfilling material or the like

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Tents Or Canopies (AREA)
  • Building Environments (AREA)
AU2002224497A 2000-11-21 2001-11-21 Method and apparatus for pre-stressing a roof support Abandoned AU2002224497A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
ZA200004280 2000-11-21
ZA2000/4280 2000-11-21
PCT/ZA2001/000182 WO2002042573A2 (en) 2000-11-21 2001-11-21 Method and apparatus for pre-stressing a roof support

Publications (1)

Publication Number Publication Date
AU2002224497A1 true AU2002224497A1 (en) 2002-06-03

Family

ID=25588872

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002224497A Abandoned AU2002224497A1 (en) 2000-11-21 2001-11-21 Method and apparatus for pre-stressing a roof support

Country Status (2)

Country Link
AU (1) AU2002224497A1 (en)
WO (1) WO2002042573A2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105350990B (en) * 2015-11-25 2017-05-17 安徽理工大学 Mining support having double pressure indicating function
CN109944615A (en) * 2019-04-18 2019-06-28 东北大学 A kind of underground supporting manually ore pillar and erection method

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2058037B (en) * 1980-08-15 1983-04-07 Coal Industry Patents Ltd Compositions for stowing cavities
GB2123808B (en) * 1982-06-24 1986-04-23 Foseco Int Cement compositions
ES2038949A6 (en) * 1989-05-30 1993-08-01 Fosroc International Ltd Load support
ZA934427B (en) * 1992-06-23 1995-03-22 H L & H Timber Prod A grout composition.
ZA935645B (en) * 1992-07-03 1994-04-14 H L & H Timber Prod Spacer assembly and method
WO2000011319A1 (en) * 1998-08-24 2000-03-02 Grinaker Construction Limited Method of and apparatus for prestressing a support in underground mines
AU5929699A (en) * 1998-08-24 2000-03-14 Grinaker Construction Limited Apparatus for prestressing a support in underground mining

Also Published As

Publication number Publication date
WO2002042573A3 (en) 2003-02-20
WO2002042573A2 (en) 2002-05-30

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