DE2250599B1 - Schildartige strebausbaueinheit - Google Patents

Schildartige strebausbaueinheit

Info

Publication number
DE2250599B1
DE2250599B1 DE19722250599 DE2250599A DE2250599B1 DE 2250599 B1 DE2250599 B1 DE 2250599B1 DE 19722250599 DE19722250599 DE 19722250599 DE 2250599 A DE2250599 A DE 2250599A DE 2250599 B1 DE2250599 B1 DE 2250599B1
Authority
DE
Germany
Prior art keywords
shield
fracture
area
hanging
units
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.)
Withdrawn
Application number
DE19722250599
Other languages
German (de)
English (en)
Other versions
DE2250599A1 (pl
Inventor
Klaus Dr.-Ing. 4600 Dortmund-Wellinghofen. C12d 13-10 Spies
Original Assignee
Bochumer Eisenhütte Heintzmann & Co, 4630 Bochum
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 Bochumer Eisenhütte Heintzmann & Co, 4630 Bochum filed Critical Bochumer Eisenhütte Heintzmann & Co, 4630 Bochum
Priority to DE19722250599 priority Critical patent/DE2250599B1/de
Priority to GB4627773A priority patent/GB1451373A/en
Priority to BE136368A priority patent/BE805700A/xx
Priority to FR7336862A priority patent/FR2203020B3/fr
Priority to PL16590473A priority patent/PL91072B1/pl
Publication of DE2250599A1 publication Critical patent/DE2250599A1/de
Publication of DE2250599B1 publication Critical patent/DE2250599B1/de
Withdrawn legal-status Critical Current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
    • E21D23/03—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor having protective means, e.g. shields, for preventing or impeding entry of loose material into the working space or support
    • 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
    • E21D23/0034—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 comprising a goaf shield articulated to a base member
    • E21D23/0039—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 comprising a goaf shield articulated to a base member and supported by a strut or by a row of struts parallel to the working face

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)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Building Environments (AREA)
DE19722250599 1972-10-16 1972-10-16 Schildartige strebausbaueinheit Withdrawn DE2250599B1 (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DE19722250599 DE2250599B1 (de) 1972-10-16 1972-10-16 Schildartige strebausbaueinheit
GB4627773A GB1451373A (en) 1972-10-16 1973-10-03 Longwall roof support unit of the shield type
BE136368A BE805700A (fr) 1972-10-16 1973-10-05 Element de soutenement de galerie de mines du type a boucliers
FR7336862A FR2203020B3 (pl) 1972-10-16 1973-10-16
PL16590473A PL91072B1 (pl) 1972-10-16 1973-10-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722250599 DE2250599B1 (de) 1972-10-16 1972-10-16 Schildartige strebausbaueinheit

Publications (2)

Publication Number Publication Date
DE2250599A1 DE2250599A1 (pl) 1974-04-11
DE2250599B1 true DE2250599B1 (de) 1974-04-11

Family

ID=5859138

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19722250599 Withdrawn DE2250599B1 (de) 1972-10-16 1972-10-16 Schildartige strebausbaueinheit

Country Status (5)

Country Link
BE (1) BE805700A (pl)
DE (1) DE2250599B1 (pl)
FR (1) FR2203020B3 (pl)
GB (1) GB1451373A (pl)
PL (1) PL91072B1 (pl)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113756853B (zh) * 2021-07-31 2024-05-10 山东省煤田地质规划勘察研究院 一种深井软岩层冲击地压防护装置
CN117090615B (zh) * 2023-10-16 2023-12-29 中核二十五建设有限公司 一种矿山施工用的支撑设备

Also Published As

Publication number Publication date
FR2203020B3 (pl) 1976-09-03
GB1451373A (en) 1976-09-29
PL91072B1 (pl) 1977-02-28
BE805700A (fr) 1974-04-05
FR2203020A1 (pl) 1974-05-10
DE2250599A1 (pl) 1974-04-11

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Legal Events

Date Code Title Description
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