PL2378059T3 - Improvements in and relating to long wall hydraulic supply systems - Google Patents
Improvements in and relating to long wall hydraulic supply systemsInfo
- 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
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)
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)
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)
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 |
-
2010
- 2010-04-16 PL PL10160220T patent/PL2378059T3/en unknown
- 2010-04-16 EP EP10160220A patent/EP2378059B1/en active Active
-
2011
- 2011-04-04 AU AU2011201510A patent/AU2011201510B2/en active Active
- 2011-04-13 CN CN201110093033.1A patent/CN102220962B/en active Active
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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