PL383948A1 - Urządzenie do rozpierania stojaków podwyższonym ciśnieniem - Google Patents

Urządzenie do rozpierania stojaków podwyższonym ciśnieniem

Info

Publication number
PL383948A1
PL383948A1 PL383948A PL38394807A PL383948A1 PL 383948 A1 PL383948 A1 PL 383948A1 PL 383948 A PL383948 A PL 383948A PL 38394807 A PL38394807 A PL 38394807A PL 383948 A1 PL383948 A1 PL 383948A1
Authority
PL
Poland
Prior art keywords
expansion
higher pressure
under higher
stands under
stands
Prior art date
Application number
PL383948A
Other languages
English (en)
Other versions
PL212995B1 (pl
Inventor
Martin Reuter
Original Assignee
Marco Systemanalyse Und Entwicklung 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 Marco Systemanalyse Und Entwicklung Gmbh filed Critical Marco Systemanalyse Und Entwicklung Gmbh
Publication of PL383948A1 publication Critical patent/PL383948A1/pl
Publication of PL212995B1 publication Critical patent/PL212995B1/pl

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/58—Devices for setting props or chocks
    • E21D15/585—Devices for setting props or chocks by means of hydraulically operated devices for mechanical props, or hydraulic props in which the hydraulic part is not important
    • 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
    • E21D23/26—Hydraulic or pneumatic control

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Actuator (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Safety Valves (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
  • Measuring Fluid Pressure (AREA)
PL383948A 2006-12-06 2007-12-04 Urzadzenie do rozpierania stojaków podwyzszonym cisnieniem PL212995B1 (pl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102006057601A DE102006057601A1 (de) 2006-12-06 2006-12-06 Vorrichtung zum Setzen von Stempeln mit erhöhtem Druck

Publications (2)

Publication Number Publication Date
PL383948A1 true PL383948A1 (pl) 2008-06-09
PL212995B1 PL212995B1 (pl) 2012-12-31

Family

ID=39363090

Family Applications (1)

Application Number Title Priority Date Filing Date
PL383948A PL212995B1 (pl) 2006-12-06 2007-12-04 Urzadzenie do rozpierania stojaków podwyzszonym cisnieniem

Country Status (4)

Country Link
CN (1) CN101220748B (pl)
DE (1) DE102006057601A1 (pl)
PL (1) PL212995B1 (pl)
RU (1) RU2369743C2 (pl)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007047761B4 (de) * 2007-10-05 2013-12-05 Marco Systemanalyse Und Entwicklung Gmbh Ventilanordnung und Ausbaugestell

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU626225A1 (ru) * 1975-02-14 1978-09-30 Ордена Трудового Красного Знамени Институт Горного Дела Им.А.А.Скочинского Устройство дл создани распора гидростоек секций крепи
DE3203084A1 (de) * 1982-01-30 1983-08-04 Thyssen Industrie Ag, 4300 Essen Einrichtung zum setzen eines stempels des hydraulischen schreitausbaus im untertaegigen bergbau
SU1190060A1 (ru) * 1983-09-30 1985-11-07 Ордена Октябрьской Революции И Ордена Трудового Красного Знамени Институт Горного Дела Им.А.А.Скочинского Устройство дл распора механизированной крепи
SU1314111A1 (ru) * 1986-01-06 1987-05-30 Всесоюзный научно-исследовательский и проектно-конструкторский угольный институт "КузНИУИ" Гидравлическое распределительное устройство секции механизированной крепи
CN2276077Y (zh) * 1996-12-02 1998-03-11 田国安 补液增压器
DE19743669A1 (de) * 1997-10-02 1999-04-08 Bosch Gmbh Robert Ventil zum Steuern von Flüssigkeiten
RU2161254C1 (ru) * 1999-05-11 2000-12-27 Открытое акционерное общество "Подмосковный научно-исследовательский и проектно-конструкторский угольный институт" Гидросистема секции механизированной крепи
DE10116916B4 (de) * 2001-04-05 2004-05-13 Rag Ag Verfahren und Vorrichtung zur Erhöhung der Stempelkräfte bei untertägigen Ausbaueinheiten
DE10328286B4 (de) * 2003-06-23 2015-05-13 Caterpillar Global Mining Europe Gmbh Hydraulischer Schildausbau
CN2674094Y (zh) * 2003-12-26 2005-01-26 王连军 单体液压支柱快速注液升柱增压装置

Also Published As

Publication number Publication date
RU2369743C2 (ru) 2009-10-10
DE102006057601A1 (de) 2008-06-12
PL212995B1 (pl) 2012-12-31
RU2007145229A (ru) 2009-06-10
CN101220748A (zh) 2008-07-16
CN101220748B (zh) 2010-06-23

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