GB1269866A - Roof support for use in mines - Google Patents

Roof support for use in mines

Info

Publication number
GB1269866A
GB1269866A GB2505070A GB2505070A GB1269866A GB 1269866 A GB1269866 A GB 1269866A GB 2505070 A GB2505070 A GB 2505070A GB 2505070 A GB2505070 A GB 2505070A GB 1269866 A GB1269866 A GB 1269866A
Authority
GB
United Kingdom
Prior art keywords
frames
brackets
floor
jacks
roof 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.)
Expired
Application number
GB2505070A
Other languages
English (en)
Inventor
Vyacheslav Viktorovich Vavilov
Alexei Dmitrievich Gridin
Georgy Mikhailovich Kolbasin
Suren Khorenovich Klorikian
Vladimir Mikhailovich Orlov
Vadim Ivanovich Paramonov
Evgeny Timofeevich Sozov
Anatoly Vasilievich Smirnitsky
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.)
G PK I EXI UGOLNOGO MASH
Original Assignee
G PK I EXI UGOLNOGO MASH
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 SU1334924A external-priority patent/SU293470A1/ru
Application filed by G PK I EXI UGOLNOGO MASH filed Critical G PK I EXI UGOLNOGO MASH
Publication of GB1269866A publication Critical patent/GB1269866A/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
    • E21D23/08—Advancing mechanisms
    • E21D23/081—Advancing mechanisms forming parts of the roof supports
    • E21D23/085—Advancing mechanisms forming parts of the roof supports acting on a conveyor or a guide for the mining machine
    • 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
    • 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

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)
  • Ladders (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
GB2505070A 1969-05-22 1970-05-22 Roof support for use in mines Expired GB1269866A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU1334924A SU293470A1 (ru) 1969-05-22 Комплектно-агрегатная крепь

Publications (1)

Publication Number Publication Date
GB1269866A true GB1269866A (en) 1972-04-06

Family

ID=20445947

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2505070A Expired GB1269866A (en) 1969-05-22 1970-05-22 Roof support for use in mines

Country Status (3)

Country Link
DE (1) DE2025138A1 (US20110009641A1-20110113-C00116.png)
FR (1) FR2043624A1 (US20110009641A1-20110113-C00116.png)
GB (1) GB1269866A (US20110009641A1-20110113-C00116.png)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4102139A (en) * 1974-05-17 1978-07-25 Fletcher Sutcliffe Wild Limited Mining equipment
GB1472552A (en) * 1974-11-15 1977-05-04 Gullick Dobson Ltd Mine roof supports
DE2547853C2 (de) * 1975-10-25 1984-04-05 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Schildausbaueinheit
DE3024465A1 (de) * 1980-06-28 1982-01-28 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Schreitender ausbau fuer untertaegige gewinnungsbetriebe, insbesondere schildausbau

Also Published As

Publication number Publication date
FR2043624A1 (US20110009641A1-20110113-C00116.png) 1971-02-19
DE2025138A1 (de) 1971-02-18

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