Scene-making process in gangue ground emission
Patent Information
- Authority / Receiving Office
- CN Β· China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- CHINA UNIV OF MINING & TECH
- Publication Date
- 2007-04-25
- Estimated Expiration
- Not applicable Β· inactive patent
Abstract
Description
technical field
[0001] The invention relates to a landscaping process, in particular to a landscaping process in the ground discharge process of coal mine gangue. Background technique
[0002] In my country, coal gangue discharge has been discharged in the form of accumulation for a long time, which not only occupies land, but also pollutes the visual environment. At the same time, there is also dust pollution and the risk of landslides. In recent years, the main progress of gangue discharge and treatment includes: 1) Direct discharge of gangue to coal mining subsidence area, which not only reclaims the subsidence area, but also reduces the land occupation of gangue; 2) discharges gangue underground to fill the goaf, which not only disposes of gangue, but also reduces ground subsidence; 3) the accumulation of gangue Mountain to take plastic measures, and then greening.
[0003] Although the above-mentioned several methods are effective in use, they all have certain limitation...