BE678828A - - Google Patents

Info

Publication number
BE678828A
BE678828A BE678828DA BE678828A BE 678828 A BE678828 A BE 678828A BE 678828D A BE678828D A BE 678828DA BE 678828 A BE678828 A BE 678828A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE678828A publication Critical patent/BE678828A/xx

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
    • E21D23/0004—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/08—Guiding the machine
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/08—Guiding the machine
    • E21C35/16—Guiding the machine by making use of the timbering, filling, or other supports
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C41/00—Methods of underground or surface mining; Layouts therefor
    • E21C41/16—Methods of underground mining; Layouts therefor
    • 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
    • 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
    • E21D23/0047—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor without essential shifting devices
    • 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
    • E21D23/0052—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor with advancing shifting devices connected therewith

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)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Remote Sensing (AREA)
  • Working Measures On Existing Buildindgs (AREA)
  • Hydraulic Turbines (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
BE678828D 1965-04-22 1966-04-01 BE678828A (el)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEH55827A DE1261096B (de) 1965-04-22 1965-04-22 Vorrichtung und Verfahren zum mannlosen, vollmechanischen Abbau in Floezen steiler und halbsteiler Lagerung

Publications (1)

Publication Number Publication Date
BE678828A true BE678828A (el) 1966-09-16

Family

ID=7159158

Family Applications (1)

Application Number Title Priority Date Filing Date
BE678828D BE678828A (el) 1965-04-22 1966-04-01

Country Status (5)

Country Link
BE (1) BE678828A (el)
DE (1) DE1261096B (el)
ES (1) ES324227A1 (el)
GB (1) GB1077866A (el)
NL (1) NL6604589A (el)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112664195A (zh) * 2020-12-24 2021-04-16 中国神华能源股份有限公司哈尔乌素露天煤矿 采空区处理方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104500069B (zh) * 2014-11-27 2017-03-22 中国煤炭科工集团太原研究院有限公司 一种特厚煤层边角煤的连续采煤机放顶煤开采工艺

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112664195A (zh) * 2020-12-24 2021-04-16 中国神华能源股份有限公司哈尔乌素露天煤矿 采空区处理方法
CN112664195B (zh) * 2020-12-24 2023-09-22 中国神华能源股份有限公司哈尔乌素露天煤矿 采空区处理方法

Also Published As

Publication number Publication date
NL6604589A (el) 1966-10-24
DE1261096B (de) 1968-02-15
GB1077866A (en) 1967-08-02
ES324227A1 (es) 1967-02-01

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