PL2378060T3 - Usprawnienia dotyczące układów hydraulicznych zasilania przodków ścianowych - Google Patents

Usprawnienia dotyczące układów hydraulicznych zasilania przodków ścianowych

Info

Publication number
PL2378060T3
PL2378060T3 PL10160213T PL10160213T PL2378060T3 PL 2378060 T3 PL2378060 T3 PL 2378060T3 PL 10160213 T PL10160213 T PL 10160213T PL 10160213 T PL10160213 T PL 10160213T PL 2378060 T3 PL2378060 T3 PL 2378060T3
Authority
PL
Poland
Prior art keywords
relating
supply systems
hydraulic supply
long wall
wall hydraulic
Prior art date
Application number
PL10160213T
Other languages
English (en)
Inventor
Charles Allan Armstrong
Stephen James Newton
Original Assignee
S A Armstrong 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
Application filed by S A Armstrong Ltd filed Critical S A Armstrong Ltd
Publication of PL2378060T3 publication Critical patent/PL2378060T3/pl

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
    • E21D23/16—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)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Control Of Fluid Pressure (AREA)
PL10160213T 2010-04-16 2010-04-16 Usprawnienia dotyczące układów hydraulicznych zasilania przodków ścianowych PL2378060T3 (pl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP10160213A EP2378060B1 (en) 2010-04-16 2010-04-16 Improvements in and Relating to Long Wall Hydraulic Supply Systems

Publications (1)

Publication Number Publication Date
PL2378060T3 true PL2378060T3 (pl) 2013-05-31

Family

ID=42395022

Family Applications (1)

Application Number Title Priority Date Filing Date
PL10160213T PL2378060T3 (pl) 2010-04-16 2010-04-16 Usprawnienia dotyczące układów hydraulicznych zasilania przodków ścianowych

Country Status (4)

Country Link
EP (1) EP2378060B1 (pl)
CN (1) CN102235174B (pl)
AU (1) AU2011201509B2 (pl)
PL (1) PL2378060T3 (pl)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2718447C2 (ru) * 2014-08-28 2020-04-06 ДЖОЙ ЭмЭм ДЕЛАВЭР, ИНК. Мониторинг крепления кровли в системе сплошной разработки

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL256743A (pl) * 1959-10-12
DE3003589A1 (de) * 1980-02-01 1981-08-06 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Hydraulische versorgungseinrichtung
US4319282A (en) * 1980-02-11 1982-03-09 Exxon Research & Engineering Co. Facsimile method and apparatus with sheet feeding
GB2329429A (en) * 1997-09-20 1999-03-24 Joy Mining Machinery Limited Improvements in and relating to roof supports
JP3962670B2 (ja) * 2002-10-25 2007-08-22 株式会社アーステクニカ 旋動式破砕機の油圧回路およびその油圧回路の制御方法
DE112004002056D2 (de) * 2003-11-29 2006-07-13 Tiefenbach Control Sys Gmbh Hydraulische Schaltung für den Strebausbau
CN2849266Y (zh) * 2005-10-14 2006-12-20 东莞隆亨机械有限公司 油压动力控制装置

Also Published As

Publication number Publication date
CN102235174B (zh) 2015-11-25
AU2011201509B2 (en) 2014-11-13
AU2011201509A1 (en) 2011-11-03
EP2378060A1 (en) 2011-10-19
CN102235174A (zh) 2011-11-09
EP2378060B1 (en) 2012-12-05

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