stripping ratio sentence in Hindi
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- The projected stripping ratio for this ore is about 2.6 : 1.
- As the mines expand the stripping ratio will increase.
- Low stripping ratios make this coal attractive but access to the coal deposit will be difficult ."
- It has an average mining depth of 65 metres ( 90m at the deepest point ) and a very low stripping ratio.
- When the operation reaches a predetermined stripping ratio ( tons of overburden / tons of coal ), it is not profitable to continue.
- The second lignite mine that Gipco is negotiating for, is 20 km away from the plant but has a better stripping ratio of 1 : 5.
- When compared to surface mining, which requires overburden removal prior to ore extraction, underground mining operations tend to have lower stripping ratios due to increased selectivity.
- The power plant is based on the pithead but the mines have a higher stripping ratio of 1 to 10 ( to extract 1 tonne of lignite 10 tonnes of overburden has to be cleared ).
- After considering stripping ratios and production costs, the USGS concluded that at the time of the economic evaluation, only 6 percent of the original resource, or 10.1 billion short tons of coal, was currently economically recoverable.
- Presently the approximately 15 mines in the Powder River Basin are working in areas where the stripping ratio is between 1 : 1 ( i . e . one ton of rock for one ton of coal ) and 3 : 1.
- All other factors being equal, mining at a higher stripping ratio is less profitable than mining at a lower stripping ratio because more waste must be moved ( at a cost per unit volume ) for an equivalent volume of revenue generating ore.
- All other factors being equal, mining at a higher stripping ratio is less profitable than mining at a lower stripping ratio because more waste must be moved ( at a cost per unit volume ) for an equivalent volume of revenue generating ore.
- Operating costs are likely to be relatively high per pound of copper despite a low stripping ratio ( the amount of waste that has to be moved to access the ore ), again due to the low grade coupled with the adverse working conditions.
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