[篇名] A layered approach to NO{sub}x control, [篇名] Advanced coal-fired hybrid gasification/combustion process for multipollutant control of SO { sub } 2 and NO { sub }x from electric power generating plants, [ 篇名 ] An Automatic Control System for Clean Coal Combustion on a Chain-Grote Stoker, [ 篇名] Assessing role of coal processing in clean coal utilization, [篇名 ] Clean coal production from coal slimes by using gravity separation, [篇名 ] Coal gasification - back to the future? perspective on atmospheric vs pressurized coal gasification, [ 篇名] DESIGN ISSUES OF THE CLEAN DEVELOPMENT MECHANISM AND THE ATTRACTIVENESS OF RENEWABLE ENERGY, [篇名] Developing clean coal technology: advances may extend the efficiency and economy of fossil fuels in the futureand leave the environment intact, [ 篇名 ] Driving Coal-fired Power Plants to over 50% Efficiency, [ 篇名 ] E{sub}(max): VGB initiative for clean coal technologies.