Nature protection technologies

3.4.3. Prospects of producing high-quality ash and cenosperes from ashes of power coals having high L.O.I. on the basis of nanotechnologies

Part 3. ASH AND SLAG HANDLING

3.4. Beneficiation and ash management

3.4.3. Prospects of producing high-quality ash and cenosperes from ashes of power coals having high L.O.I. on the basis of nanotechnologies

V.Y. Putilov, Moscow Power Engineering Institute (Technical University), Russia

K.V. Eremin, Omega Minerals Group, Germany

 Main stages of fly ash light fraction processing are listed. Main branches which use hollow ash cenospheres for the manufacturing of different types of high-technology products are presented. Estimations of the volumes of potential and existing world sales market of hollow ash cenospheres are given. Main factors influencing on physical and mechanical properties, chemical and mineralogical as well as particle size distribution of hollow ash cenospheres from coal combustion in power boilers are indicated.