GB0418742D0 - Longwall face equipment - Google Patents

Longwall face equipment

Info

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Withdrawn
Application number
GBGB0418742.3A
Other versions
GB2405664A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Caterpillar Global Mining Europe GmbH
Original Assignee
DBT Automation GmbH
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 DBT Automation GmbH filed Critical DBT Automation GmbH
Publication of GB0418742D0 publication Critical patent/GB0418742D0/en
Publication of GB2405664A publication Critical patent/GB2405664A/en
Withdrawn legal-status Critical Current

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

  • Mining & Mineral Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Earth Drilling (AREA)
  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)
  • Optical Communication System (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Testing Or Calibration Of Command Recording Devices (AREA)
  • Pipe Accessories (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
GB0418742A 2003-09-08 2004-08-23 Galvanic isolation in longwall equipment Withdrawn GB2405664A (en)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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
DE3715586C1 (en) * 1987-05-09 1988-09-22 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
DE3715593C1 (en) * 1987-05-09 1988-09-15 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

Also Published As

Publication number Publication date
PL369880A1 (en) 2005-03-21
PL213034B1 (en) 2012-12-31
CN1605714A (en) 2005-04-13
US20050053430A1 (en) 2005-03-10
RU2358112C2 (en) 2009-06-10
AU2004205126A1 (en) 2005-03-24
CN1605714B (en) 2010-09-08
GB2405664A (en) 2005-03-09
RU2004126966A (en) 2006-02-27
DE20314011U1 (en) 2003-11-13

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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)