Overview
| Stage | Production |
| Mine Type | Underground |
| Commodities |
|
| Mining Method |
|
| Processing |
- Spiral concentrator / separator
- Flotation
- Dense media separation
|
Source:
p. 1
Summary:
The mine extracts coal from the Upper Freeport Seam.
Summary:
Mining method: Room-and-pillar
Processing
- Spiral concentrator / separator
- Flotation
- Dense media separation
Source:
Summary:
Dutch Run Preparation Plant as at 2019:
- Raw feed - 400 ton-per-hour
- Product Ash % - 6.5%-8.75%
- Quality - < 1.2 (low sulfur)
- Type of plant - Heavy Media
- Primary Separ. - Vessel
- Intermediate Sep. - HM Cyclones
- Fine Coal - Froth and Spiral
- Centrifugal Dryer
- Controls - Programmable logic controller
- Constraction year - 1990
- Last Upgrade - 2011
Production:
| Commodity | Units | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 |
|
Coal (thermal)
|
tons
| ...... | 208,753 | 190,978 | 112,676 | 114,426 | 145,272 | 275,948 |
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Aerial view:
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