DE1302918B - - Google Patents

Info

Publication number
DE1302918B
DE1302918B DE1965G0044839 DEG0044839A DE1302918B DE 1302918 B DE1302918 B DE 1302918B DE 1965G0044839 DE1965G0044839 DE 1965G0044839 DE G0044839 A DEG0044839 A DE G0044839A DE 1302918 B DE1302918 B DE 1302918B
Authority
DE
Germany
Prior art keywords
frames
frame
caps
cylinders
longwall
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.)
Granted
Application number
DE1965G0044839
Other languages
German (de)
English (en)
Other versions
DE1302918C2 (de
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 filed Critical
Priority to DE1965G0044839 priority Critical patent/DE1302918C2/de
Priority to ES0327814A priority patent/ES327814A1/es
Priority to GB43807/66A priority patent/GB1134552A/en
Priority to US583367A priority patent/US3376707A/en
Application granted granted Critical
Publication of DE1302918B publication Critical patent/DE1302918B/de
Publication of DE1302918C2 publication Critical patent/DE1302918C2/de
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)
  • Working Measures On Existing Buildindgs (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Soil Working Implements (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Bridges Or Land Bridges (AREA)
DE1965G0044839 1965-10-02 1965-10-02 Wandernder strebausbau Expired DE1302918C2 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE1965G0044839 DE1302918C2 (de) 1965-10-02 1965-10-02 Wandernder strebausbau
ES0327814A ES327814A1 (es) 1965-10-02 1966-06-11 Un dispositivo de extraccion para explotacion subterranea en minas.
GB43807/66A GB1134552A (en) 1965-10-02 1966-09-30 Improvements in or relating to travelling support assemblies for mineral mines
US583367A US3376707A (en) 1965-10-02 1966-09-30 Advanceable roof prop arrangement

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
DE1302918B true DE1302918B (enrdf_load_html_response) 1975-04-24
DE1302918C2 DE1302918C2 (de) 1975-04-24

Family

ID=7127570

Family Applications (1)

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

Country Status (4)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2310077A1 (de) * 1972-02-28 1973-09-06 Charbonnages De France Schreitende ausbauanlage fuer den bergbau

Families Citing this family (14)

* 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
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
CA3087997C (en) * 2019-06-26 2021-05-18 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
CZ2019658A3 (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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2310077A1 (de) * 1972-02-28 1973-09-06 Charbonnages De France Schreitende ausbauanlage fuer den bergbau

Also Published As

Publication number Publication date
GB1134552A (en) 1968-11-27
ES327814A1 (es) 1967-08-16
US3376707A (en) 1968-04-09
DE1302918C2 (de) 1975-04-24

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Legal Events

Date Code Title Description
E77 Valid patent as to the heymanns-index 1977
8339 Ceased/non-payment of the annual fee