A process of separating particulate matter from a fluid, such as air or a liquid, by passing the fluid carrier through a medium that will not pass the particulates. (McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed)
    

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See overleaf for details on how to take advantage of our celebratory offer... : get a free Millifuge! / Millipore.

Molsep : high temperature and pressure resistant hollow fibre cartridges / Intersep Filtration Systems.

Fugisep : centrifugal 4.0ml capacity micro concentrators for DNA and protein purification / Intersep Filtration Systems.

Your culture depends on it / Costar Corporation.

Hamburg's floating baths: plans and elevations, and detail of filter machine. Line engraving by Mutlow.

Specification of Bridge Baron Standen : treating excrement.

Specification of William Strang : separating sewage.

Nouvelles fontaines filtrantes approuvées par l'Academie Royale des Sciences en plusieurs rencontres, dont quelquesunes sont présentées dans ce livre, pour la santé des armées du roi. Sur mer et sur terre, & du public, le tout accompagné de figures expliquées par lettres indicatives / Par M. Amy.

Specification of Job Cole and William Abbott : treating and utilizing sewage, &c.

Specification of François Alcidi Bonnefin : treating excreta.

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Specification of Bridge Baron Standen : treating excrement.

Specification of William Strang : separating sewage.

Specification of Job Cole and William Abbott : treating and utilizing sewage, &c.

Specification of François Alcidi Bonnefin : treating excreta.