Raschig ring

noun Ra·schig ring \ˈräshə̇g-\

Definition of Raschig ring

  1. :  a small hollow cylinder having a length about equal to the diameter, made usually of metal, carbon, or ceramic material, and used as packing material for chemical towers

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Origin and Etymology of raschig ring

after Friedrich Raschig †1928 German chemist, its inventor


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