Commercial-scale test of new technology to recover coal from sludge successful

Commercial-scale test of new technology to recover coal from sludge successful
( Virginia Tech ) A new technology for removing water from ultrafine coal slurry has been successfully tested at the commercial scale at an operating coal cleaning plant. The technology offers the possibility of reducing the coal slurry impoundment problem from the source.
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New technology means more choices
New technologies for farm drainage and tiling are providing more choices for farmers who want more control over soil moisture in their fields.
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