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Changes in properties of tar obtained during underground coal gasification process |
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| Authors: | Marian Wiatowski Roksana Muzyka Krzysztof Kapusta Maciej Chrubasik |
| Abstract: | In this study,the composition of tars collected during a six-day underground coal gasification (UCG) test at the experimental mine 'Barbara'in Poland in 2013 wa... |
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