نتایج جستجو برای: lignite
تعداد نتایج: 1212 فیلتر نتایج به سال:
The European green deal and energy transition policies the competition primarily shaped by high price of carbon dioxide emission allowances consistently reduced cost renewable technologies directly affect coal lignite extraction industry. Lignite production in Western Macedonia Centre from 43.2 million tons 2010 to 10.3 2020. This development affects ambient air quality large mine area, as evid...
It is known that irradiation of coal by high-energy and ionising gamma rays affects the structure of coal, as a result of which its physical and chemical properties are also likely to be and indeed are, affected or modified. Very little work has heen on this aspect of Indian coals, which are quite different from their foreign counterparts. From this point of view. over the past some years, the ...
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