Previous Article Next Article Table of Contents Chemical Engineering Science, Vol.101, 345-345, 2013 DOI10.1016/j.ces.2013.06.043 Export Citation Layered two- and four-bed PSA processes for H-2 recovery from coal gas (vol 68, pg 413, 2012) Ahn S, You YW, Lee DG, Kim KH, Oh M, Lee CH Please enable JavaScript to view the comments powered by Disqus.