ZA801299B - Mine roof support system - Google Patents

Mine roof support system

Info

Publication number
ZA801299B
ZA801299B ZA00801299A ZA801299A ZA801299B ZA 801299 B ZA801299 B ZA 801299B ZA 00801299 A ZA00801299 A ZA 00801299A ZA 801299 A ZA801299 A ZA 801299A ZA 801299 B ZA801299 B ZA 801299B
Authority
ZA
South Africa
Prior art keywords
support system
roof support
mine roof
mine
support
Prior art date
Application number
ZA00801299A
Inventor
L Bower
Original Assignee
Fletcher Sutcliffe Wild Ltd
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 Fletcher Sutcliffe Wild Ltd filed Critical Fletcher Sutcliffe Wild Ltd
Publication of ZA801299B publication Critical patent/ZA801299B/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/0082—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor specially adapted for vertical or steep gradient seams
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
    • E21D23/0409—Aligning or guiding means for the supports or for the constitutive parts of the supports
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/08—Advancing mechanisms
    • E21D23/081—Advancing mechanisms forming parts of the roof supports

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Control Of Conveyors (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Structure Of Belt Conveyors (AREA)
ZA00801299A 1979-03-10 1980-03-05 Mine roof support system ZA801299B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7908500 1979-03-10

Publications (1)

Publication Number Publication Date
ZA801299B true ZA801299B (en) 1981-02-25

Family

ID=10503789

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00801299A ZA801299B (en) 1979-03-10 1980-03-05 Mine roof support system

Country Status (4)

Country Link
AU (1) AU5621880A (en)
CA (1) CA1116423A (en)
DE (1) DE3008383A1 (en)
ZA (1) ZA801299B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112253203A (en) * 2020-10-26 2021-01-22 山西晟特恒采矿工程机械有限公司 Onboard platform supporting system for heading machine

Also Published As

Publication number Publication date
CA1116423A (en) 1982-01-19
AU5621880A (en) 1980-09-18
DE3008383A1 (en) 1980-09-25

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