PL2378059T3 - Improvements in and relating to long wall hydraulic supply systems - Google Patents

Improvements in and relating to long wall hydraulic supply systems

Info

Publication number
PL2378059T3
PL2378059T3 PL10160220T PL10160220T PL2378059T3 PL 2378059 T3 PL2378059 T3 PL 2378059T3 PL 10160220 T PL10160220 T PL 10160220T PL 10160220 T PL10160220 T PL 10160220T PL 2378059 T3 PL2378059 T3 PL 2378059T3
Authority
PL
Poland
Prior art keywords
relating
supply systems
hydraulic supply
long wall
wall hydraulic
Prior art date
Application number
PL10160220T
Other languages
Polish (pl)
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 PL2378059T3 publication Critical patent/PL2378059T3/en

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

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)
PL10160220T 2010-04-16 2010-04-16 Improvements in and relating to long wall hydraulic supply systems PL2378059T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP10160220A EP2378059B1 (en) 2010-04-16 2010-04-16 Improvements in and relating to long wall hydraulic supply systems

Publications (1)

Publication Number Publication Date
PL2378059T3 true PL2378059T3 (en) 2013-05-31

Family

ID=42348466

Family Applications (1)

Application Number Title Priority Date Filing Date
PL10160220T PL2378059T3 (en) 2010-04-16 2010-04-16 Improvements in and relating to long wall hydraulic supply systems

Country Status (4)

Country Link
EP (1) EP2378059B1 (en)
CN (1) CN102220962B (en)
AU (1) AU2011201510B2 (en)
PL (1) PL2378059T3 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201407154D0 (en) * 2014-04-23 2014-06-04 Armstrong Ltd S A Integrated unit for use in pump station
RU2709854C2 (en) * 2015-06-15 2019-12-23 ДЖОЙ ГЛОБАЛ АНДЕРГРАУНД МАЙНИНГ ЭлЭлСи System and method of monitoring longwall mine roof stability (embodiments)
CN110847943B (en) * 2019-12-05 2021-03-05 太原理工大学 Hydraulic support and motor operation time sequence planning method in coal mining process
CN115288764A (en) * 2022-08-03 2022-11-04 北京天玛智控科技股份有限公司 Pump station control method and device suitable for coal mine fully-mechanized mining

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1500713A (en) * 1974-04-10 1978-02-08 Gullick Dobson Ltd Control means for mine roof supports
DE3110220A1 (en) * 1981-03-17 1982-10-07 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen HYDRAULIC, ESPECIALLY ELECTRO-HYDRAULIC EXTENSION CONTROL FOR UNDERGROUND PROFITING COMPANIES
HU193356B (en) * 1984-12-12 1987-09-28 Polmag Hydraulic control apparatus for controlling abutments and supplying elements in mines
GB2173241A (en) * 1984-12-17 1986-10-08 Komag Gwarectwo Mechanizacji G Hydraulic control system for a mining support
DE4243289C1 (en) * 1992-12-21 1994-02-17 Hemscheidt Maschf Hermann Control unit for hydraulic walking walling frame - has multiple hoses connected to block containing pilot-controlled selector valves and direct connections between hoses and consumer units
DE102004017712B4 (en) * 2003-05-14 2019-05-09 Tiefenbach Control Systems Gmbh Hydraulic control for longwall construction

Also Published As

Publication number Publication date
EP2378059B1 (en) 2012-12-05
AU2011201510A1 (en) 2011-11-03
CN102220962A (en) 2011-10-19
EP2378059A1 (en) 2011-10-19
AU2011201510B2 (en) 2014-11-20
CN102220962B (en) 2016-02-03

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