BE799353A - SUPPORT FOR SHIELDS FOR SIZE GALLERY IN UNDERGROUND EXPLOITATION, - Google Patents

SUPPORT FOR SHIELDS FOR SIZE GALLERY IN UNDERGROUND EXPLOITATION,

Info

Publication number
BE799353A
BE799353A BE130960A BE130960A BE799353A BE 799353 A BE799353 A BE 799353A BE 130960 A BE130960 A BE 130960A BE 130960 A BE130960 A BE 130960A BE 799353 A BE799353 A BE 799353A
Authority
BE
Belgium
Prior art keywords
shields
support
underground exploitation
gallery
size
Prior art date
Application number
BE130960A
Other languages
French (fr)
Original Assignee
Bochumer Eisen Heintzmann
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 Eisen Heintzmann filed Critical Bochumer Eisen Heintzmann
Publication of BE799353A publication Critical patent/BE799353A/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
    • E21D23/04—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
    • E21D23/0445—Extensions of the base member supporting the conveyor
    • 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)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
BE130960A 1972-05-19 1973-05-10 SUPPORT FOR SHIELDS FOR SIZE GALLERY IN UNDERGROUND EXPLOITATION, BE799353A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2224438A DE2224438C2 (en) 1972-05-19 1972-05-19 Shield support for struts in underground mining

Publications (1)

Publication Number Publication Date
BE799353A true BE799353A (en) 1973-11-12

Family

ID=5845325

Family Applications (1)

Application Number Title Priority Date Filing Date
BE130960A BE799353A (en) 1972-05-19 1973-05-10 SUPPORT FOR SHIELDS FOR SIZE GALLERY IN UNDERGROUND EXPLOITATION,

Country Status (7)

Country Link
US (1) US3896626A (en)
AU (1) AU474951B2 (en)
BE (1) BE799353A (en)
DE (1) DE2224438C2 (en)
FR (1) FR2185748B3 (en)
GB (1) GB1424276A (en)
PL (1) PL85831B1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2522111B2 (en) * 1975-05-17 1978-10-12 Bochumer Eisenhuette Heintzmann Gmbh & Co, 4630 Bochum Shield support team with guide device
DE2522117A1 (en) * 1975-05-17 1976-12-02 Bochumer Eisen Heintzmann SLEEPING THRESHOLD ARRANGEMENT FOR A SHIELD STRUCTURE
DE2554554C3 (en) * 1975-12-04 1984-05-24 Klöckner-Becorit GmbH, 4620 Castrop-Rauxel Shield support unit for underground longwall mining
JPS5329202A (en) * 1976-08-31 1978-03-18 Taiheiyo Eng Coal extracting method of long wall coal facing
AU554140B2 (en) * 1980-07-02 1986-08-07 Dana Corporation Thermally insulating coating on piston head
US8590982B2 (en) * 2009-07-10 2013-11-26 Joy Mm Delaware, Inc. Longwall mining roof supports

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB965172A (en) * 1962-04-06 1964-07-29 Gullick Ltd Improvements in or relating to roof supports for mines and the like
DE1219892B (en) * 1964-11-14 1966-06-30 Gewerk Eisenhuette Westfalia Control of a coal plow
US3402015A (en) * 1965-10-14 1968-09-17 Universal Oil Prod Co Multiple stage treatment of a noxious stream with cyclic high quantities of nitrogen oxides
GB1160513A (en) * 1966-03-04 1969-08-06 Karl Maria Groetschel Improvements relating to Roof Supports for Mine Workings.
DE1277789B (en) * 1967-01-13 1968-09-19 Gewerk Eisenhuette Westfalia Hydraulically moving support frame
US3431738A (en) * 1967-06-06 1969-03-11 Karl Maria Groetschel Roof supporting systems for mine workings
GB1259785A (en) * 1968-04-26 1972-01-12 Gewerk Eisenhuette Westfalia A mineral mining installation
US3570255A (en) * 1968-06-10 1971-03-16 Mastabar Mining Equipment Co L Mine roof support
FR2037349A6 (en) * 1969-02-20 1970-12-31 Gewerk Eisenhuette Westfalia

Also Published As

Publication number Publication date
AU474951B2 (en) 1976-08-05
US3896626A (en) 1975-07-29
DE2224438C2 (en) 1975-06-05
DE2224438B1 (en) 1973-08-09
AU5577573A (en) 1974-11-21
DE2224438A1 (en) 1973-08-09
GB1424276A (en) 1976-02-11
FR2185748B3 (en) 1976-05-07
FR2185748A1 (en) 1974-01-04
PL85831B1 (en) 1976-05-31

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