GB0418742D0 - Longwall face equipment - Google Patents
Longwall face equipmentInfo
- Publication number
- GB0418742D0 GB0418742D0 GBGB0418742.3A GB0418742A GB0418742D0 GB 0418742 D0 GB0418742 D0 GB 0418742D0 GB 0418742 A GB0418742 A GB 0418742A GB 0418742 D0 GB0418742 D0 GB 0418742D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- face equipment
- longwall face
- longwall
- equipment
- face
- 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- Withdrawn
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)
- Earth Drilling (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Optical Communication System (AREA)
- Pipe Accessories (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE20314011U DE20314011U1 (en) | 2003-09-08 | 2003-09-08 | Face equipment for a mining company |
Publications (2)
Publication Number | Publication Date |
---|---|
GB0418742D0 true GB0418742D0 (en) | 2004-09-22 |
GB2405664A GB2405664A (en) | 2005-03-09 |
Family
ID=29558175
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0418742A Withdrawn GB2405664A (en) | 2003-09-08 | 2004-08-23 | Galvanic isolation in longwall equipment |
Country Status (7)
Country | Link |
---|---|
US (1) | US20050053430A1 (en) |
CN (1) | CN1605714B (en) |
AU (1) | AU2004205126A1 (en) |
DE (1) | DE20314011U1 (en) |
GB (1) | GB2405664A (en) |
PL (1) | PL213034B1 (en) |
RU (1) | RU2358112C2 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102010048285B4 (en) * | 2010-10-14 | 2017-01-05 | Kruno Pranjic | Illumination arrangement in underground mining and method for controlling an underground lighting |
CN102128042B (en) * | 2010-12-09 | 2013-10-16 | 重庆航天工业公司 | Hydraulic support electronic control system |
CN102071957A (en) * | 2011-03-02 | 2011-05-25 | 中煤北京煤矿机械有限责任公司 | Controller of mine-used intrinsic safety type hydraulic support electrohydraulic control device |
CN102418543A (en) * | 2011-11-22 | 2012-04-18 | 郑州煤矿机械集团股份有限公司 | Wired man-machine interface device for support controller |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4604724A (en) * | 1983-02-22 | 1986-08-05 | Gomelskoe Spetsialnoe Konstruktorsko-Tekhnologicheskoe Bjuro Seismicheskoi Tekhniki S Opytnym Proizvodstvom | Automated apparatus for handling elongated well elements such as pipes |
US4753484A (en) * | 1986-10-24 | 1988-06-28 | Stolar, Inc. | Method for remote control of a coal shearer |
DE3715593C1 (en) * | 1987-05-09 | 1988-09-15 | Gewerkschaft Eisenhuette Westfalia Gmbh, 4670 Luenen, De | |
DE3715590A1 (en) * | 1987-05-09 | 1988-12-01 | Gewerk Eisenhuette Westfalia | POWER SUPPLY DEVICE FOR ELECTROHYDRAULIC EXTENSION CONTROLS OR OTHER CONTROL SYSTEMS IN MINING AND PITCHING |
DE3715586C1 (en) * | 1987-05-09 | 1988-09-22 | Gewerkschaft Eisenhuette Westfalia Gmbh, 4670 Luenen, De | |
CN2054828U (en) * | 1989-08-17 | 1990-03-21 | 杨正光 | Electronic complex controller used in underground coal mining district |
DE19925738B4 (en) * | 1999-06-07 | 2017-02-09 | Caterpillar Global Mining Europe Gmbh | Control unit for electrohydraulic control systems |
-
2003
- 2003-09-08 DE DE20314011U patent/DE20314011U1/en not_active Expired - Lifetime
-
2004
- 2004-08-20 AU AU2004205126A patent/AU2004205126A1/en not_active Abandoned
- 2004-08-23 GB GB0418742A patent/GB2405664A/en not_active Withdrawn
- 2004-09-03 PL PL369880A patent/PL213034B1/en unknown
- 2004-09-07 RU RU2004126966/03A patent/RU2358112C2/en not_active IP Right Cessation
- 2004-09-07 US US10/935,617 patent/US20050053430A1/en not_active Abandoned
- 2004-09-07 CN CN200410076814XA patent/CN1605714B/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US20050053430A1 (en) | 2005-03-10 |
PL369880A1 (en) | 2005-03-21 |
RU2358112C2 (en) | 2009-06-10 |
DE20314011U1 (en) | 2003-11-13 |
PL213034B1 (en) | 2012-12-31 |
CN1605714B (en) | 2010-09-08 |
CN1605714A (en) | 2005-04-13 |
GB2405664A (en) | 2005-03-09 |
RU2004126966A (en) | 2006-02-27 |
AU2004205126A1 (en) | 2005-03-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |