Characteristic of a direct ffiltration system with dual media filters and cationic polyelectrolytes as sole coagulants is the formation off a filtration zone that moves down through the bed. The rate ...

With a newly developed nanofiber filter, air conditioners, heaters and other HVAC systems could remove airborne carbon ...

Tangential flow filtration (TFF) is a useful method for separating molecules or particles in liquid solution by size and enables both concentration and the ability to change buffer composition. 1 TFF ...

Experiments indicate that direct filtration without sedimentation, when preceded by the use of coagulants and adequate flocculation time, can produce finished water turbidities and particle size ...

Disposables for upstream and downstream processing were among the lead topics at IBC’s recent “BioProcess International” meeting held in Raleigh, NC. In addition to their convenience and ...

Bethlehem officials were favorably impressed by a Scranton area water filtration plant they toured last week – a facility much like the one Bethlehem hopes to have on line by 1994. Though the Nesbitt ...