How one can perform Sulfur polymerization from SO2 extraction from industrial exhaust gases. Suggestions, comments.?

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Sergio Mollá

Perhaps by reduction with hydrogen at some temperature: SO2 + 2H2 -> 2H2O + S

Andrei Rogoza

https://web.anl.gov/PCS/acsfuel/preprint%20archive/Files/39_1_SAN%20DIEGO_03-94_0247.pdf

https://www.researchgate.net/publication/231389227_Direct_Reduction_of_Sulfur_Dioxide_to_Elemental_Sulfur_with_Hydrogen_over_Sn-Zr-Based_Catalysts