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AU458563B2 - Improvements in or relating to mining machines - Google Patents
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AU458563B2 - Improvements in or relating to mining machines - Google Patents

Improvements in or relating to mining machines

Info

Publication number
AU458563B2
AU458563B2 AU38993/72A AU3899372A AU458563B2 AU 458563 B2 AU458563 B2 AU 458563B2 AU 38993/72 A AU38993/72 A AU 38993/72A AU 3899372 A AU3899372 A AU 3899372A AU 458563 B2 AU458563 B2 AU 458563B2
Authority
AU
Australia
Prior art keywords
relating
mining machines
mining
machines
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.)
Expired
Application number
AU38993/72A
Other versions
AU3899372A (en
Inventor
ALFRED PERRY and JOHN ERNEST WALFORD DENNIS
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.)
Costlow Ltd
Original Assignee
Costlow 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 Costlow Ltd filed Critical Costlow Ltd
Publication of AU3899372A publication Critical patent/AU3899372A/en
Application granted granted Critical
Publication of AU458563B2 publication Critical patent/AU458563B2/en
Expired legal-status Critical Current

Links

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
    • E21C35/04—Safety devices
    • 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
    • E21C35/22—Equipment for preventing the formation of, or for removal of, dust
    • 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
    • E21C35/22—Equipment for preventing the formation of, or for removal of, dust
    • E21C35/226—Control valves for the spraying liquid used in dust suppression systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
AU38993/72A 1971-02-23 1972-02-15 Improvements in or relating to mining machines Expired AU458563B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB5196/71 1971-02-23
GB519671 1971-02-23

Publications (2)

Publication Number Publication Date
AU3899372A AU3899372A (en) 1973-08-16
AU458563B2 true AU458563B2 (en) 1975-02-27

Family

ID=9791528

Family Applications (1)

Application Number Title Priority Date Filing Date
AU38993/72A Expired AU458563B2 (en) 1971-02-23 1972-02-15 Improvements in or relating to mining machines

Country Status (5)

Country Link
US (1) US3743354A (en)
JP (1) JPS5149565B1 (en)
AU (1) AU458563B2 (en)
DE (1) DE2208323C3 (en)
GB (1) GB1333627A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1586036A (en) * 1978-04-12 1981-03-11 Dresser Europe Sa Pre-start warning device for a machine
DE2824611C3 (en) * 1978-06-05 1982-03-04 Ruhrkohle Ag, 4300 Essen Device for start-up warning and dust control on cutting machines
DE8013540U1 (en) * 1980-05-20 1980-10-30 Bergwerksverband Gmbh, 4300 Essen WATER NOZZLE WITH SELF-CLEANING DEVICE
JPS571178A (en) * 1980-05-30 1982-01-06 Mitsubishi Electric Corp Annunciator for location of elevator
US4516807A (en) * 1981-10-13 1985-05-14 Coal Industry (Patents) Limited Fluid supply systems for rotary cutter heads for mining machines and rotary cutter heads comprising fluid supply systems
DE3235325A1 (en) * 1981-10-13 1983-04-21 Coal Industry (Patents) Ltd., London LIQUID SUPPLY SYSTEM FOR ROTATING CUTTING HEADS FOR MINING MACHINES WITH ROTATING CUTTING HEADS WITH LIQUID SUPPLYING SYSTEMS

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1030871A (en) * 1910-02-12 1912-07-02 C T Carnahan Mfg Company Fluid-actuated tool.
US2907303A (en) * 1957-08-14 1959-10-06 Chicago Pneumatic Tool Co Pneumatic rock or coal drill

Also Published As

Publication number Publication date
AU3899372A (en) 1973-08-16
DE2208323B2 (en) 1973-06-20
JPS5149565B1 (en) 1976-12-27
GB1333627A (en) 1973-10-10
DE2208323A1 (en) 1972-09-07
US3743354A (en) 1973-07-03
DE2208323C3 (en) 1974-01-17

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