Characterization of bottom ash of Pliocene lignite as ceramic composites raw material by petrographic, SEM/EDS and Raman microspectroscopical methods

G Predeanu, LG Popescu, TA Abagiu… - International Journal of …, 2016 - Elsevier
An investigation has been carried out into the changes occurring in the organic and mineral
matter of lignite during combustion and the effect of bottom ash characteristics on making …

[PDF][PDF] Obtaining building materials from coal ash after separation of the residual carbon

M Cruceru, TA Abagiu, L Anghelescu… - Int. J. Syst. Appl. Eng …, 2017 - researchgate.net
There are 108 ash coal landfills In Romania occupying an area of 2823 ha, the volume of
stored coal ash representing several thousand million cubic meters. These landfills, even if …

[PDF][PDF] Increasing the residual carbon content from bottom ash by particle size separation

M Cruceru, B Valentim, G Predeanu… - WSEAS …, 2016 - researchgate.net
In response to recent demand increases caused by emerging technologies, the European
Commission (EC) established the Raw Materials Initiative to limit the impact that material …

Possible uses of coal in circular economy

M Cruceru, BM Diaconu, B Valentim… - International …, 2018 - search.proquest.com
Abstract Even if the European Commission estimates that the end-of-life recycling input rate
for coking coal is zero, some initiatives proved that coal could play a role in circular …

Usage of bottom ash from coal combustion to replace natural aggregate in manufacturing of building materials

L Anghelescu, M Cruceru, BM Diaconu… - International …, 2018 - search.proquest.com
Ash resulted from coal burning in steam generator boilers of large power plants is an
industrial waste which rises major problems for the environment, both in terms of large …

[PDF][PDF] USE OF COAL COMBUSTION PRODUCTS FOR REDUCING CONCRETE CORROSION. PART 1. METHODS.

M CRUCERU, L ANGHELESCU… - Annals of'Constantin …, 2021 - utgjiu.ro
Concrete is generally considered to be an ideal protective medium for steel, but the use of
salts and the increase in the concentration of carbon dioxide due to pollution, implicitly lead …

[PDF][PDF] COMPARISON BETWEEN THE PROPERTIES OF BUILDING MATERIALS MANUFACTURED FROM BOTTOM ASH AND FLY ASH PART I. MATERIALS AND …

V Bruno, A Lucica, B Barbara, D Bogdan… - Annals of'Constantin …, 2019 - utgjiu.ro
Bottom ash resulting from combustion of low-quality lignite in Romanian coal-fired power
plants contains significant amounts of unburned carbon. This large value is caused by many …