ES327814A1 - Un dispositivo de extraccion para explotacion subterranea en minas. - Google Patents

Un dispositivo de extraccion para explotacion subterranea en minas.

Info

Publication number
ES327814A1
ES327814A1 ES0327814A ES327814A ES327814A1 ES 327814 A1 ES327814 A1 ES 327814A1 ES 0327814 A ES0327814 A ES 0327814A ES 327814 A ES327814 A ES 327814A ES 327814 A1 ES327814 A1 ES 327814A1
Authority
ES
Spain
Prior art keywords
machine
translation
mines
extraction device
legally binding
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
ES0327814A
Other languages
English (en)
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 ES327814A1 publication Critical patent/ES327814A1/es
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
    • E21D17/00—Caps for supporting mine roofs
    • E21D17/02—Cantilever extension or similar protecting devices
    • E21D17/0206—Hydraulically operated extension 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
    • E21D23/006—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
    • E21D23/0073—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 with advancing shifting devices connected therewith

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)
  • Soil Working Implements (AREA)
  • Working Measures On Existing Buildindgs (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Bridges Or Land Bridges (AREA)
ES0327814A 1965-10-02 1966-06-11 Un dispositivo de extraccion para explotacion subterranea en minas. Expired ES327814A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1965G0044839 DE1302918C2 (de) 1965-10-02 1965-10-02 Wandernder strebausbau

Publications (1)

Publication Number Publication Date
ES327814A1 true ES327814A1 (es) 1967-08-16

Family

ID=7127570

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0327814A Expired ES327814A1 (es) 1965-10-02 1966-06-11 Un dispositivo de extraccion para explotacion subterranea en minas.

Country Status (4)

Country Link
US (1) US3376707A (es)
DE (1) DE1302918C2 (es)
ES (1) ES327814A1 (es)
GB (1) GB1134552A (es)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3438210A (en) * 1967-03-22 1969-04-15 Hans Joachim Von Hippel Mobile mining roof support and conveyor
DE2027299A1 (de) * 1970-06-03 1971-12-09 Klöckner-Werke ,4100 Duisburg Kappenzug für Ausbaurahmen des wandernden Strebausbaus
DE2032208C3 (de) * 1970-06-30 1986-06-19 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Hydraulisch wandernde Ausbaugestelle
FR2173701B1 (es) * 1972-02-28 1974-08-02 Charbonnages De France
DE2319909C2 (de) * 1973-04-19 1982-07-01 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Schildausbaugestell mit seitlich ausstellbarer Abstütz- und Verzugseinrichtung
DE2506779C3 (de) * 1975-02-18 1980-11-13 Hermann Hemscheidt Maschinenfabrik Gmbh & Co, 5600 Wuppertal Anordnung zum Rücken von Schildausbau
DE2525034C2 (de) * 1975-06-05 1981-01-08 Becorit Grubenausbau Gmbh, 4350 Recklinghausen Kappe für Strebausbauelemente
DE2540044C3 (de) * 1975-09-09 1981-06-19 Mannesmann Demag Ag, 4100 Duisburg Abstützung für die Bahnsegmente einer Personenrutschbahn
DE8318615U1 (de) * 1983-06-28 1983-11-03 Klöckner-Becorit GmbH, 4620 Castrop-Rauxel Richtzylinder fuer den schildausbau
CN101749042B (zh) * 2009-12-18 2011-09-21 辽宁天安矿山科技有限公司 掘进及时支护装置的调顶机构
CN104153803B (zh) * 2014-07-14 2017-01-18 霍忠明 一种煤矿掘进支护装置
CN109538269A (zh) * 2018-12-27 2019-03-29 中煤北京煤矿机械有限责任公司 偏置式简易端头支架
US10882700B1 (en) * 2019-06-26 2021-01-05 China University Of Mining And Technology Embedded scraper rotation angle detection device for scraper conveyor and detection method
CN110271813B (zh) * 2019-06-26 2020-05-19 中国矿业大学 一种刮板输送机内嵌式刮板转角检测装置及检测方法
CZ308397B6 (cs) * 2019-10-25 2020-07-22 Ostroj A.S. Důlní ocelová kloubová stropnice k zakrytí stropu v místě styku porubu s chodbou

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1195253B (de) * 1960-11-08 1965-06-24 Kloeckner Werke Ag Wandernder Strebausbau mit Ausbaugespannen

Also Published As

Publication number Publication date
DE1302918B (es) 1975-04-24
GB1134552A (en) 1968-11-27
DE1302918C2 (de) 1975-04-24
US3376707A (en) 1968-04-09

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