Two-way combustion method with normal and reversal combustion is a new type of practical technology, with which clean combustion of bitumite-moulded coal can be realized.
Through usual and unusual analysis on using meager coal as fuel for bitumite-fired boiler,the innovation plan was made and corresponding modification of the boiler was carried out.
After a long economic decline, Hazleton, located 130 miles west of New York in anthracite coal country, lured Cargill in 2000 with generous tax breaks.
Nature had given no other nation anything even remotely comparable to the four hundred and eighty square miles of anthracite in western Pennsylvania and West Virginia.