Previous Article Next Article Table of Contents Przemysl Chemiczny, Vol.96, No.3, 580-591, 2017 DOI10.15199/62.2017.3.19 Export Citation Raw gas and biogas production technologies in context of clean coal technologies and renewable energy sources Walowski G, Myczko A, Filipczak G Keywords:A review with 45 refs. of processes for manufacturing fuel gas from coal and biomass. Please enable JavaScript to view the comments powered by Disqus.