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:
The Dutch Run is an underground mine which develop upper freeport coal seam.
The room-and-pillar mining method is utilized.
| Crusher / Mill Type | Model | Size | Power | Quantity |
|
Roll crusher
|
.......................
|
24" x 60"
|
|
1
|
Processing
- Spiral concentrator / separator
- Flotation
- Dense media separation
Source:
Summary:
Dutch Run Preparation Plant as at 2020:
- 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 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 |
|
Coal (metallurgical)
|
tons
| ...... | ...... | 196,877 | 137,887 | 109,995 | 149,572 | 178,518 |
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Aerial view:
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