GB1550727A - Mining systems and methods of their use - Google Patents
Mining systems and methods of their useInfo
- Publication number
- GB1550727A GB1550727A GB3686077A GB3686077A GB1550727A GB 1550727 A GB1550727 A GB 1550727A GB 3686077 A GB3686077 A GB 3686077A GB 3686077 A GB3686077 A GB 3686077A GB 1550727 A GB1550727 A GB 1550727A
- Authority
- GB
- United Kingdom
- Prior art keywords
- methods
- mining systems
- mining
- systems
- 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
- 238000000034 method 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
- E21C41/00—Methods of underground or surface mining; Layouts therefor
-
- 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
- E21D23/0004—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face
- E21D23/0034—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face comprising a goaf shield articulated to a base member
- E21D23/0043—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face comprising a goaf shield articulated to a base member and supported by two or more rows of struts parallel to 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
- E21D23/0086—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor in galleries
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)
- Remote Sensing (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3686077A GB1550727A (en) | 1977-09-03 | 1977-09-03 | Mining systems and methods of their use |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3686077A GB1550727A (en) | 1977-09-03 | 1977-09-03 | Mining systems and methods of their use |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1550727A true GB1550727A (en) | 1979-08-22 |
Family
ID=10391767
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB3686077A Expired GB1550727A (en) | 1977-09-03 | 1977-09-03 | Mining systems and methods of their use |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB1550727A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5368369A (en) * | 1993-03-23 | 1994-11-29 | Council Of Scientific & Industrial Research | Equipment useful for winning ores particularly coal in longwall mining |
CN106321145A (en) * | 2016-09-13 | 2017-01-11 | 陕西陕煤黄陵矿业有限公司 | Reversed loader self-moving control system and method based on electrohydraulic control system expansion |
-
1977
- 1977-09-03 GB GB3686077A patent/GB1550727A/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5368369A (en) * | 1993-03-23 | 1994-11-29 | Council Of Scientific & Industrial Research | Equipment useful for winning ores particularly coal in longwall mining |
EP0626501A1 (en) * | 1993-03-23 | 1994-11-30 | Council of Scientific and Industrial Research | An improved equipment useful for winning of ores particularly coal in longwall mining |
CN106321145A (en) * | 2016-09-13 | 2017-01-11 | 陕西陕煤黄陵矿业有限公司 | Reversed loader self-moving control system and method based on electrohydraulic control system expansion |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |