AU544025B2 - Hydraulic control systems for mining installations - Google Patents
Hydraulic control systems for mining installationsInfo
- Publication number
- AU544025B2 AU544025B2 AU81244/82A AU8124482A AU544025B2 AU 544025 B2 AU544025 B2 AU 544025B2 AU 81244/82 A AU81244/82 A AU 81244/82A AU 8124482 A AU8124482 A AU 8124482A AU 544025 B2 AU544025 B2 AU 544025B2
- Authority
- AU
- Australia
- Prior art keywords
- hydraulic control
- control systems
- mining installations
- installations
- mining
- 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.)
- Withdrawn - After Issue
Links
- 238000009434 installation Methods 0.000 title 1
- 238000005065 mining Methods 0.000 title 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
- E21C35/08—Guiding the machine
- E21C35/12—Guiding the machine along a conveyor for the cut material
- E21C35/14—Equipment for pressing the conveyor towards the working face
-
- 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)
- Mechanical Engineering (AREA)
- Fluid-Pressure Circuits (AREA)
- Lining And Supports For Tunnels (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19813110220 DE3110220A1 (en) | 1981-03-17 | 1981-03-17 | HYDRAULIC, ESPECIALLY ELECTRO-HYDRAULIC EXTENSION CONTROL FOR UNDERGROUND PROFITING COMPANIES |
DE31102204 | 1981-03-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
AU8124482A AU8124482A (en) | 1982-09-23 |
AU544025B2 true AU544025B2 (en) | 1985-05-16 |
Family
ID=6127489
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU81244/82A Withdrawn - After Issue AU544025B2 (en) | 1981-03-17 | 1982-03-10 | Hydraulic control systems for mining installations |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS57161298A (en) |
AU (1) | AU544025B2 (en) |
DE (1) | DE3110220A1 (en) |
ES (1) | ES510539A0 (en) |
FR (1) | FR2502241B1 (en) |
GB (1) | GB2094864B (en) |
ZA (1) | ZA821609B (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3530657C2 (en) * | 1985-08-28 | 1995-03-16 | Westfalia Becorit Ind Tech | Device for controlling hydraulic consumers used in underground mining |
CN101205811B (en) * | 2007-08-21 | 2010-12-22 | 哈尔滨工业大学深圳研究生院 | Hydraulic bracket electrohydraulic control system as well as valve control device and control method thereof |
PL2378059T3 (en) * | 2010-04-16 | 2013-05-31 | S A Armstrong Ltd | Improvements in and relating to long wall hydraulic supply systems |
CN103291342A (en) * | 2013-06-17 | 2013-09-11 | 黄竹磬 | Pipeline system capable of achieving hydraulic support long-distance liquid supply |
CN107013246A (en) * | 2017-05-26 | 2017-08-04 | 余之水 | It is a kind of to prevent from unloading the emulsion power pack that pipe comes off |
CN108999818A (en) * | 2018-09-29 | 2018-12-14 | 宁波精壹机械制造有限公司 | A kind of tunneling machine hydraulic system |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB961225A (en) * | 1961-06-12 | 1964-06-17 | Electro Hydraulics Ltd | Hydraulically operated advancing roof support systems |
GB1123975A (en) * | 1964-10-12 | 1968-08-14 | Dowty Electrics Ltd | Hydraulically-operated advancing mine roof supports |
DE1963353A1 (en) * | 1969-12-18 | 1971-06-24 | Gewerk Eisenhuette Westfalia | Lift control of a return cylinder |
DE2038661B2 (en) * | 1970-08-04 | 1978-08-03 | Gewerkschaft Eisenhuette Westfalia, 4670 Luenen | Hydraulic extension control |
DE2240607C3 (en) * | 1972-08-18 | 1979-04-12 | Robert Bosch Gmbh, 7000 Stuttgart | Electro-hydraulic «control device |
DE2258423C3 (en) * | 1972-11-29 | 1980-11-13 | Gewerkschaft Eisenhuette Westfalia, 4670 Luenen | Device for backing the leadership of a mining machine or the like. for mining and extraction operations, with metered loading of the return cylinder |
US3858606A (en) * | 1973-08-23 | 1975-01-07 | Ross Operating Valve Co | Safety control valve system for fluid actuated devices |
DE2558323C2 (en) * | 1975-12-23 | 1981-03-12 | Siemens AG, 1000 Berlin und 8000 München | Device for the manual emergency shutdown of a conveyor belt in underground mining |
DE2707630A1 (en) * | 1977-02-23 | 1978-08-24 | Orenstein & Koppel Ag | ELECTRONICALLY CONTROLLED PIPE BREAKAGE PROTECTION |
DE2749312C2 (en) * | 1977-11-04 | 1984-12-20 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Control device with automatic repositioning for hydraulic ram removal |
DE2756240C2 (en) * | 1977-12-16 | 1985-12-19 | Technomatic AG, Aesch, Luzern | Safety valve for pressure medium-operated consumers |
DE2832875C2 (en) * | 1978-07-27 | 1985-11-07 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Hydraulic control for a gap covering and alignment device arranged on one side on the cap or on the fracture shield of an extension member |
-
1981
- 1981-03-17 DE DE19813110220 patent/DE3110220A1/en active Granted
-
1982
- 1982-03-10 AU AU81244/82A patent/AU544025B2/en not_active Withdrawn - After Issue
- 1982-03-11 ZA ZA821609A patent/ZA821609B/en unknown
- 1982-03-12 GB GB8207237A patent/GB2094864B/en not_active Expired
- 1982-03-17 JP JP57040969A patent/JPS57161298A/en active Pending
- 1982-03-17 FR FR8204510A patent/FR2502241B1/en not_active Expired
- 1982-03-17 ES ES510539A patent/ES510539A0/en active Granted
Also Published As
Publication number | Publication date |
---|---|
GB2094864A (en) | 1982-09-22 |
GB2094864B (en) | 1984-07-18 |
ZA821609B (en) | 1983-01-26 |
ES8303604A1 (en) | 1983-02-01 |
FR2502241A1 (en) | 1982-09-24 |
ES510539A0 (en) | 1983-02-01 |
FR2502241B1 (en) | 1987-05-07 |
AU8124482A (en) | 1982-09-23 |
DE3110220A1 (en) | 1982-10-07 |
JPS57161298A (en) | 1982-10-04 |
DE3110220C2 (en) | 1989-06-08 |
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