Barrel shaped spring center tube for a fluid filter
Barrier flange filter assembly including cover
Batch-action apparatus for filtering fluid medium
Battery powered vacuum unit
Bed height sensing device for biological reactor
Belt filter
Belt filter with means to advance the belt responsive to a capac
Belt pressure filter
Beltless vacuum filter
Bi-directional filter drier
Bi-directional filter/drier having magnetically biased flapper v
Bi-directional flow filter
Bidirectional flow filter-drier
Bidirectional flow filter-drier
Bidirectional flow vacuum filter for a swimming pool having infl
Biflow drier with improved filtration
Biflow filter drier
Bilge system
Bilge water barrier and pollution prevention system
Binary fluid system, and components thereof, for producing an im