Apparatus for contacting liquids with granular solid materials
作者： Joe E Penick
DOI:
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摘要:
lens.org 参考文章(3)
Louis P Evans, Method and apparatus for hydrocarbon conversion ,(1943)
Chester T Mcgill, Base-exchange water softener and filter ,(1926)
James E Williamson, Nozzle for filters ,(1925)