CA992336A - Mine roof support equipment - Google Patents

Mine roof support equipment

Info

Publication number
CA992336A
CA992336A CA197,176A CA197176A CA992336A CA 992336 A CA992336 A CA 992336A CA 197176 A CA197176 A CA 197176A CA 992336 A CA992336 A CA 992336A
Authority
CA
Canada
Prior art keywords
roof support
support equipment
mine roof
mine
equipment
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
CA197,176A
Other languages
English (en)
Inventor
Dennis A. Gillard
Frank Evans
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.)
Coal Industry Patents Ltd
Original Assignee
Coal Industry Patents 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 Coal Industry Patents Ltd filed Critical Coal Industry Patents Ltd
Application granted granted Critical
Publication of CA992336A publication Critical patent/CA992336A/en
Expired legal-status Critical Current

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
    • E21D23/04—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
    • E21D23/0454—Trailing plates; Coal face or goaf side sprags
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F15/00—Methods or devices for placing filling-up materials in underground workings
    • E21F15/02—Supporting means, e.g. shuttering, for filling-up materials
    • E21F15/04—Stowing mats; Goaf wire netting; Partition walls

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)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Lining And Supports For Tunnels (AREA)
  • Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
CA197,176A 1973-04-27 1974-04-09 Mine roof support equipment Expired CA992336A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2003473A GB1456993A (en) 1973-04-27 1973-04-27 Mine roof support shield assembly

Publications (1)

Publication Number Publication Date
CA992336A true CA992336A (en) 1976-07-06

Family

ID=10139276

Family Applications (1)

Application Number Title Priority Date Filing Date
CA197,176A Expired CA992336A (en) 1973-04-27 1974-04-09 Mine roof support equipment

Country Status (5)

Country Link
US (1) US3943723A (cs)
CA (1) CA992336A (cs)
DE (1) DE2419214A1 (cs)
FR (1) FR2227423A1 (cs)
GB (1) GB1456993A (cs)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1500180A (en) * 1975-07-11 1978-02-08 Coal Ind Mine packing equipment
DE2539149C3 (de) * 1975-09-03 1979-10-31 Ruhrkohle Ag, 4300 Essen Schildwand für Blasversatz
DE2752650C2 (de) * 1977-11-25 1985-02-21 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Höheneinstellbare Fahrfeldabschirmung für untertägige Gewinnungsbetriebe, insbesondere in geneigter und steiler Lagerung
DE3211595A1 (de) * 1982-03-30 1983-10-06 Gewerk Eisenhuette Westfalia Bruch- und versatzabschirmung eines lemniskatenschildes
DE3643120A1 (de) * 1986-01-22 1987-07-30 Voest Alpine Ag Ortsbeweglicher abstuetzbock
US6325460B1 (en) * 2000-01-28 2001-12-04 Joy Mm Delaware, Inc. Machine used in connection with underground mining having an operator protective shield
CN102261258B (zh) * 2010-05-24 2013-09-04 淮南郑煤机舜立机械有限公司 悬移支架安装架
CN102261257B (zh) * 2011-08-04 2013-06-26 安徽理工大学 用于架后充填的液压支架及其操作使用方法
CN102877844A (zh) * 2012-09-21 2013-01-16 中煤平朔集团有限公司 转载机随机自动伸缩安全防护装置
CN103089299B (zh) * 2013-01-16 2015-01-21 中国矿业大学 一种预留空腔通道沿空留巷充填墙体的方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT108441B (de) * 1926-07-02 1927-12-27 Hans Braun Reklameträger.
US2943696A (en) * 1957-01-31 1960-07-05 George G Roberts Pilot's ladder and the like
FR1273850A (fr) * 1960-11-18 1961-10-13 Perfectionnements apportés aux dispositifs pour enlever les poussières qui sont contenues dans l'air circulant dans les mines et peuvent pénétrer dans les poumons
DE1758784A1 (de) * 1968-08-06 1971-02-25 Gewerk Eisenhuette Westfalia Verfahren und Vorrichtung zum Abschirmen des Bruchfeldes in einem Abbaubetrieb mit selbsttaetig rueckbaren Ausbaugestellen
DE1945980C3 (de) * 1969-09-11 1974-02-14 Krampe & Co, Fertigung In Bergbaubedarf Gmbh, 4320 Hattingen Versatzabkleidung für den wandernden Strebausbau

Also Published As

Publication number Publication date
FR2227423A1 (cs) 1974-11-22
US3943723A (en) 1976-03-16
GB1456993A (en) 1976-12-01
DE2419214A1 (de) 1974-11-21

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