AU458563B2 - Improvements in or relating to mining machines - Google Patents
Improvements in or relating to mining machinesInfo
- 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
Links
- 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
- E21C35/04—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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB519671 | 1971-02-23 | ||
GBGB5196/71 | 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)
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 |
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 |
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 |
Family Cites Families (2)
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 |
-
1971
- 1971-02-22 GB GB519671A patent/GB1333627A/en not_active Expired
-
1972
- 1972-02-11 US US00225525A patent/US3743354A/en not_active Expired - Lifetime
- 1972-02-15 AU AU38993/72A patent/AU458563B2/en not_active Expired
- 1972-02-22 DE DE2208323A patent/DE2208323C3/en not_active Expired
- 1972-02-23 JP JP47018824A patent/JPS5149565B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2208323C3 (en) | 1974-01-17 |
DE2208323A1 (en) | 1972-09-07 |
GB1333627A (en) | 1973-10-10 |
AU3899372A (en) | 1973-08-16 |
DE2208323B2 (en) | 1973-06-20 |
JPS5149565B1 (en) | 1976-12-27 |
US3743354A (en) | 1973-07-03 |
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