GB960825A - An advancing hydraulic roof support frame assembly for face galleries in mines - Google Patents

An advancing hydraulic roof support frame assembly for face galleries in mines

Info

Publication number
GB960825A
GB960825A GB3752663A GB3752663A GB960825A GB 960825 A GB960825 A GB 960825A GB 3752663 A GB3752663 A GB 3752663A GB 3752663 A GB3752663 A GB 3752663A GB 960825 A GB960825 A GB 960825A
Authority
GB
United Kingdom
Prior art keywords
support frame
frame assembly
roof support
mines
advancing
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
GB3752663A
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.)
Gewerkschaft Eisenhutte Westfalia GmbH
Original Assignee
Gewerkschaft Eisenhutte Westfalia GmbH
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 Gewerkschaft Eisenhutte Westfalia GmbH filed Critical Gewerkschaft Eisenhutte Westfalia GmbH
Publication of GB960825A publication Critical patent/GB960825A/en
Expired legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/006Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor provided with essential hydraulic devices
    • E21D23/0073Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor provided with essential hydraulic devices with advancing shifting devices connected therewith
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21FSAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F13/00Transport specially adapted to underground conditions
    • E21F13/08Shifting conveyors or other transport devices from one location at the working face to another
    • E21F13/086Armoured conveyors shifting devices

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)
  • Lifting Devices For Agricultural Implements (AREA)
  • Refuse Collection And Transfer (AREA)
  • Framework For Endless Conveyors (AREA)

Abstract

960,825. Advancing mine roof supports. GEWERKSCHAFT EISENHUTTE WESTFALIA. Aug. 11, 1960 [Oct. 9, 1959], No. 37526/63. Divided out of 960,824. Heading E1E. An advancing mine roof support frame assembly 11, 12, 13 is provided with a conveyer advancing jack 26 the plunger 22, 23 of which is urged against the conveyer under a constant pressure generated by a pump 15 whilst excess pressure resulting from passage of the coal plough is reduced by a relief valve 25. Specification 866,240 also is referred to.
GB3752663A 1959-10-09 1960-08-11 An advancing hydraulic roof support frame assembly for face galleries in mines Expired GB960825A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEG28124A DE1142569B (en) 1959-10-09 1959-10-09 Device for backing conveyors

Publications (1)

Publication Number Publication Date
GB960825A true GB960825A (en) 1964-06-17

Family

ID=7123401

Family Applications (2)

Application Number Title Priority Date Filing Date
GB2789160A Expired GB960824A (en) 1959-10-09 1960-08-11 An advancing hydraulic roof support frame assembly for face galleries in mines
GB3752663A Expired GB960825A (en) 1959-10-09 1960-08-11 An advancing hydraulic roof support frame assembly for face galleries in mines

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB2789160A Expired GB960824A (en) 1959-10-09 1960-08-11 An advancing hydraulic roof support frame assembly for face galleries in mines

Country Status (2)

Country Link
DE (1) DE1142569B (en)
GB (2) GB960824A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE657227A (en) * 1963-12-19
DE1277789B (en) * 1967-01-13 1968-09-19 Gewerk Eisenhuette Westfalia Hydraulically moving support frame

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR967868A (en) * 1948-06-21 1950-11-14 Mavor & Coulson Ltd Further training in mine ceiling props
GB766537A (en) * 1953-02-25 1957-01-23 Coal Industry Patents Ltd Improvements in mine roof supports
BE545472A (en) * 1955-02-23
FR1153880A (en) * 1955-04-04 1958-03-28 Dowty Mining Equipment Ltd Installation and hydraulic support for mines
US2859022A (en) * 1955-04-04 1958-11-04 Dowty Mining Equipment Ltd Hydraulic roof supports and conveyor feed jacks
DE1028516B (en) * 1955-07-22 1958-04-24 Arnold Haarmann Dr Ing Wandering pit construction for mining operations
AT197311B (en) * 1956-01-27 1958-04-25 Gewerkschaft Eisenhuette Westfalia
FR1148920A (en) * 1956-03-21 1957-12-18 Automatic activation control of one or more self-propelled props
FR1179380A (en) * 1956-06-18 1959-05-22 Gewerk Eisenhuette Westfalia Mobile support for mining operations

Also Published As

Publication number Publication date
GB960824A (en) 1964-06-17
DE1142569B (en) 1963-01-24

Similar Documents

Publication Publication Date Title
GB960825A (en) An advancing hydraulic roof support frame assembly for face galleries in mines
GB823586A (en) Improvements in or relating to mine roof supports
GB1069905A (en) Improvements relating to roof supports for mine workings
GB989592A (en) Pressure-medium-actuated shifting device for a conveyor on which a coal plough is guided
GB943658A (en) A new or improved colliery arch
GB977352A (en) Self advancing hydraulic roof support frame assembly for face galleries in mines
GB1001412A (en) Roof supports suitable for use in mines
GB856720A (en) Improvements in roof supports for underground mines
GB977715A (en) Hydraulic programme control system for anchoring apparatus situated at the ends of conveyors in mines and for self-advancing mine roof supports
GB1216953A (en) Improvements in support assemblies for mineral mines
GB946939A (en) Improvements in or relating to coal-face supports
GB1004110A (en) Self-advancing support structure for a mine gallery roof
GB955843A (en) Roof supporting device suitable for use in mines
GB931097A (en) Improvements relating to mine supporting equipment
GB1059557A (en) Mine roof support assembly
GB1108710A (en) Improvements in or relating to self-advancing mine roof supports
GB1236833A (en) Improvements in support assemblies for mineral mines
GB982024A (en) Improvements relating to advancing mine roof supports
GB949380A (en) Improvements in or relating to mine roof supports
GB1152843A (en) Roof Support Assembly suitable for use in Mines
GB885496A (en) Improvements relating to mining machinery
GB1037915A (en) Improvements relating to roof supports for mine workings
GB874435A (en) Advancing mine roof support structure for mine working faces
GB976644A (en) Advancing mine roof support systems
GB1011067A (en) Roof support assembly suitable for use in mines