GB823127A - Improvements in and relating to mine roof support systems - Google Patents

Improvements in and relating to mine roof support systems

Info

Publication number
GB823127A
GB823127A GB5450/55A GB545055A GB823127A GB 823127 A GB823127 A GB 823127A GB 5450/55 A GB5450/55 A GB 5450/55A GB 545055 A GB545055 A GB 545055A GB 823127 A GB823127 A GB 823127A
Authority
GB
United Kingdom
Prior art keywords
supports
roof
jack
conveyer
advanced
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
GB5450/55A
Other languages
English (en)
Inventor
Michael Charles Potts
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.)
Dowty Mining Equipment Ltd
Original Assignee
Dowty Mining Equipment 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
Priority to BE545472D priority Critical patent/BE545472A/fr
Application filed by Dowty Mining Equipment Ltd filed Critical Dowty Mining Equipment Ltd
Priority to GB5450/55A priority patent/GB823127A/en
Priority to US566712A priority patent/US2803444A/en
Priority to NL204785A priority patent/NL204785A/xx
Priority to FR1146211D priority patent/FR1146211A/fr
Publication of GB823127A publication Critical patent/GB823127A/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
    • E21D23/0052—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
    • E21D23/08—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
    • E21D23/16—Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting 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)
  • Excavating Of Shafts Or Tunnels (AREA)
GB5450/55A 1955-02-23 1955-02-23 Improvements in and relating to mine roof support systems Expired GB823127A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
BE545472D BE545472A (enrdf_load_stackoverflow) 1955-02-23
GB5450/55A GB823127A (en) 1955-02-23 1955-02-23 Improvements in and relating to mine roof support systems
US566712A US2803444A (en) 1955-02-23 1956-02-20 Mine roof support systems
NL204785A NL204785A (enrdf_load_stackoverflow) 1955-02-23 1956-02-22
FR1146211D FR1146211A (fr) 1955-02-23 1956-02-23 Procédé et installation de soutènement pour galeries de mines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5450/55A GB823127A (en) 1955-02-23 1955-02-23 Improvements in and relating to mine roof support systems

Publications (1)

Publication Number Publication Date
GB823127A true GB823127A (en) 1959-11-04

Family

ID=9796410

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5450/55A Expired GB823127A (en) 1955-02-23 1955-02-23 Improvements in and relating to mine roof support systems

Country Status (5)

Country Link
US (1) US2803444A (enrdf_load_stackoverflow)
BE (1) BE545472A (enrdf_load_stackoverflow)
FR (1) FR1146211A (enrdf_load_stackoverflow)
GB (1) GB823127A (enrdf_load_stackoverflow)
NL (1) NL204785A (enrdf_load_stackoverflow)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1170354B (de) * 1960-07-13 1964-05-21 Rheinstahl Gmbh Wanheim Fuehrungsvorrichtung fuer maschinell rueckbare Ausbaurahmen
DE1199725B (de) * 1962-02-07 1965-09-02 Maschf Strebausbau, bestehend aus im Abstand nebeneinander aufgestellten rahmenartigen, hoehenverstellbaren Ausbaugestellen, die mittels Rueckzylinder vorziehbar sind
DE1280183B (de) * 1964-11-17 1968-10-17 Dowty Mining Equipment Ltd Wandernder Strebausbau
DE1280785B (de) * 1963-01-14 1968-10-24 Becorit Grubenausbau Gmbh Wanderpfeilerausbau fuer untertaegige Grubenbetriebe
CN103557024A (zh) * 2013-11-19 2014-02-05 辽宁鑫丰矿电设备制造有限公司 一种折叠式调向回撤平台

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2910282A (en) * 1957-07-15 1959-10-27 Dowty Mining Equipment Ltd Mine roof support devices
DE1182184B (de) * 1957-12-24 1964-11-26 Emil Weber Einrichtung zum schrittweisen Strebausbau
DE1119803B (de) * 1958-09-13 1961-12-21 Rheinstahl Gmbh Wanheim Mechanisierter Strebausbau
DE1142569B (de) * 1959-10-09 1963-01-24 Gewerk Eisenhuette Westfalia Einrichtung zum Ruecken von Foerderern
DE1103268B (de) * 1959-10-31 1961-03-30 Bwg Bergwerks Und Walzwerk Mas Wandernder Stuetzrahmen fuer den Ausbau von Grubenraeumen
DE1198307B (de) * 1959-11-23 1965-08-12 Nuesse & Graefer Maschf Rueckverfahren zum Ruecken eines Ausbaus in Gestalt von Ausbaugestellen und eines Foerderers
DE1205036B (de) * 1960-06-30 1965-11-18 Kloeckner Werke Ag Wandernder Strebausbau mit Rahmen
DE1408718B1 (de) * 1960-10-25 1972-12-14 Gewerk Eisenhuette Westfalia Rueckvorrichtung fuer wandernde Ausbauelemente
US3333426A (en) * 1964-04-11 1967-08-01 Gullick Ltd Self-advancing hydraulically extensible mine roof supports
GB1391484A (en) * 1972-03-24 1975-04-23 Gullick Dobson Ltd Mineral mining systems
DE3824522A1 (de) * 1988-07-20 1990-01-25 Kloeckner Becorit Gmbh Verfahren zum ruecken eines strebausbaues
CN101787889B (zh) * 2010-03-18 2012-01-11 北京昊华能源股份有限公司 一种悬移支架综合机械化采煤方法
CN104453971B (zh) * 2014-12-09 2017-03-29 辽宁威跃集团机械制造有限公司 双组拆安设备
CN111255499B (zh) * 2020-03-17 2024-06-14 山东能源集团有限公司 滑顶移架用控制装置及相应的液压支架和滑顶移架方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE18491E (en) * 1932-06-14 Method oe and means fob supporting roof strata during the mining oe
US2657028A (en) * 1949-06-15 1953-10-27 Joy Mfg Co Walking jack

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1170354B (de) * 1960-07-13 1964-05-21 Rheinstahl Gmbh Wanheim Fuehrungsvorrichtung fuer maschinell rueckbare Ausbaurahmen
DE1199725B (de) * 1962-02-07 1965-09-02 Maschf Strebausbau, bestehend aus im Abstand nebeneinander aufgestellten rahmenartigen, hoehenverstellbaren Ausbaugestellen, die mittels Rueckzylinder vorziehbar sind
DE1280785B (de) * 1963-01-14 1968-10-24 Becorit Grubenausbau Gmbh Wanderpfeilerausbau fuer untertaegige Grubenbetriebe
DE1280183B (de) * 1964-11-17 1968-10-17 Dowty Mining Equipment Ltd Wandernder Strebausbau
CN103557024A (zh) * 2013-11-19 2014-02-05 辽宁鑫丰矿电设备制造有限公司 一种折叠式调向回撤平台
CN103557024B (zh) * 2013-11-19 2015-11-11 辽宁鑫丰矿电设备制造有限公司 一种折叠式调向回撤平台

Also Published As

Publication number Publication date
US2803444A (en) 1957-08-20
NL204785A (enrdf_load_stackoverflow) 1963-10-15
BE545472A (enrdf_load_stackoverflow)
FR1146211A (fr) 1957-11-07

Similar Documents

Publication Publication Date Title
GB823127A (en) Improvements in and relating to mine roof support systems
GB658998A (en) Improvements in mine roof supports
GB741150A (en) Improvements in mine roof supports
US3143862A (en) Support of roofs in mines
GB1001411A (en) Roof supports suitable for use in mines
GB977800A (en) Improvements in or relating to mine roof supports
GB1016061A (en) Mine roof support
GB767561A (en) Improvements in or relating to mining chocks and the like
GB905379A (en) Improvements relating to hydraulic mine roof supporting devices
GB823128A (en) Improvements in and relating to mine roof support systems
US3127748A (en) Mine roof supports
GB742850A (en) Improved device for supporting the roofs of mine galleries
US3646768A (en) Mine roof supports
GB846730A (en) Improvements in or relating to hydraulic mine supporting devices
US3590586A (en) Mine roof supports
GB831275A (en) Walking support systems for mine roofs
GB935843A (en) A travelling support frame for the support of galleries in mines
GB854967A (en) Improved mine roof supports
GB880173A (en) Improvements in or relating to pressure fluid rams
GB980581A (en) Improvements in hydraulic roof supports or chocks for mines
GB879937A (en) Improvements in or relating to the supporting or jacking of buildings
GB686066A (en) Improvements in mine timbering machines
GB890735A (en) Apparatus for controlling a hydraulic roof support structure used in mining operations
GB754107A (en) Mine roof supports
GB803820A (en) Improvements in and relating to hydraulic pit props