AU3029495A - Mine support bag - Google Patents

Mine support bag

Info

Publication number
AU3029495A
AU3029495A AU30294/95A AU3029495A AU3029495A AU 3029495 A AU3029495 A AU 3029495A AU 30294/95 A AU30294/95 A AU 30294/95A AU 3029495 A AU3029495 A AU 3029495A AU 3029495 A AU3029495 A AU 3029495A
Authority
AU
Australia
Prior art keywords
support bag
mine support
mine
bag
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.)
Granted
Application number
AU30294/95A
Other versions
AU703711B2 (en
Inventor
Fen-Fen Lin
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.)
LIN FEN FEN
Original Assignee
LIN FEN FEN
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
Priority claimed from ZA956762A external-priority patent/ZA956762B/en
Application filed by LIN FEN FEN filed Critical LIN FEN FEN
Publication of AU3029495A publication Critical patent/AU3029495A/en
Application granted granted Critical
Publication of AU703711B2 publication Critical patent/AU703711B2/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
    • 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 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
    • E21D15/48—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)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Bag Frames (AREA)
AU30294/95A 1995-08-14 1995-08-28 Mine support bag Ceased AU703711B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ZA95/6762 1995-08-14
ZA956762A ZA956762B (en) 1995-08-14 1995-08-14 Mine support bag

Publications (2)

Publication Number Publication Date
AU3029495A true AU3029495A (en) 1997-02-20
AU703711B2 AU703711B2 (en) 1999-04-01

Family

ID=25585260

Family Applications (1)

Application Number Title Priority Date Filing Date
AU30294/95A Ceased AU703711B2 (en) 1995-08-14 1995-08-28 Mine support bag

Country Status (1)

Country Link
AU (1) AU703711B2 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2990166A (en) * 1957-08-29 1961-06-27 Myles A Walsh Mining method
CH453934A (en) * 1965-02-12 1968-06-14 Rheinische Blattmetallgesellsc Method for producing a sausage-like package
FR1537947A (en) * 1967-07-20 1968-08-30 Michelin & Cie Improvements to support cushions

Also Published As

Publication number Publication date
AU703711B2 (en) 1999-04-01

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired