BE606910A - Improvements to roof supports for mines and similar operations. - Google Patents

Improvements to roof supports for mines and similar operations.

Info

Publication number
BE606910A
BE606910A BE606910A BE606910A BE606910A BE 606910 A BE606910 A BE 606910A BE 606910 A BE606910 A BE 606910A BE 606910 A BE606910 A BE 606910A BE 606910 A BE606910 A BE 606910A
Authority
BE
Belgium
Prior art keywords
mines
similar operations
roof supports
roof
supports
Prior art date
Application number
BE606910A
Other languages
French (fr)
Original Assignee
Gullick 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 Gullick Ltd filed Critical Gullick Ltd
Publication of BE606910A publication Critical patent/BE606910A/en

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
    • E21D23/086—Details of fixing devices therefor
    • 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
    • E21D23/006—Mine 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
    • E21D23/0069—Mine 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 without essential advancing 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
    • E21D23/04—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
    • E21D23/0409—Aligning or guiding means for the supports or for the constitutive parts of the supports

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)
  • Conveying And Assembling Of Building Elements In Situ (AREA)
  • Framework For Endless Conveyors (AREA)
BE606910A 1960-08-31 1961-08-04 Improvements to roof supports for mines and similar operations. BE606910A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB29964/60A GB930838A (en) 1960-08-31 1960-08-31 Improvements in or relating to roof supports for mines and the like

Publications (1)

Publication Number Publication Date
BE606910A true BE606910A (en) 1961-12-01

Family

ID=10300071

Family Applications (1)

Application Number Title Priority Date Filing Date
BE606910A BE606910A (en) 1960-08-31 1961-08-04 Improvements to roof supports for mines and similar operations.

Country Status (3)

Country Link
US (1) US3159003A (en)
BE (1) BE606910A (en)
GB (1) GB930838A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE652266A (en) * 1963-08-29 1964-12-16
DE1236451B (en) * 1963-12-21 1967-03-16 Karl Maria Groetschel Dipl Ing Guide element that can be used between two adjacent expansion units
DE1758675B1 (en) * 1967-07-19 1972-05-31 Gullick Ltd Migrating hydraulic longwall mining
GB1394675A (en) * 1971-07-16 1975-05-21 Gullick Dobson Ltd Mine roof support systems
US4096753A (en) * 1974-11-19 1978-06-27 Coal Industry (Patents) Limited Mine equipment
DE2712388C2 (en) * 1977-03-22 1986-04-10 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Bracing device for conveyor and / or extraction systems in underground extraction operations

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2644311A (en) * 1951-08-16 1953-07-07 Malloy Paul V Self-propelled mine roof prop
GB786331A (en) * 1952-02-05 1957-11-13 Coal Industry Patents Ltd Improvements in mine roof supports
GB766537A (en) * 1953-02-25 1957-01-23 Coal Industry Patents Ltd Improvements in mine roof supports
US2859022A (en) * 1955-04-04 1958-11-04 Dowty Mining Equipment Ltd Hydraulic roof supports and conveyor feed jacks
FR1164830A (en) * 1956-01-19 1958-10-14 Mobile support for downhole mining operations
DE1792610U (en) * 1956-01-27 1959-07-30 Gewerk Eisenhuette Westfalia PROGRESSIVE EXPANSION FOR MOUNTAIN MALE EXTRACTIONS.
FR1184882A (en) * 1956-10-19 1959-07-27 Eisenwerk Wanheim Gmbh Mechanized support with hydraulic props grouped in double groups
GB830704A (en) * 1956-10-19 1960-03-16 Rheihstahl Wanheim G M B H Improvements in mine roof supports
FR1249920A (en) * 1959-11-24 1961-01-06 Houilleres Bassin Du Nord Method of moving the elements of a walking support and equipment allowing the implementation of this method

Also Published As

Publication number Publication date
GB930838A (en) 1963-07-10
US3159003A (en) 1964-12-01

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