Filter apparatus and method for collecting fly ash and fine...

Filter apparatus with induced voltage electrode

Filter cleaning mechanism

Filter construction

Filter cover assembly for differential housing mechanism

Filter for particulate materials in gaseous fluids and method

Filter for separating particles from gases

Filter media comprising dissimilar electrically charged layers

Filter system for removal of particles from hydrocarbonfluids

Filter-fan product including a circuit for monitoring the...

Filtering tar sand treatment residual water

Filtration dewatering of iron ore concentrates

Fine powder classification by ferrofluid density separation

Fixing and connecting device for wires and plates in...

Flexible bag assembly for magnetic separator

Flexible graphite capacitor element

Floatation cell with wall scraping device

Floating disk for separating blood components

Flocculant for bitumen tailings

Flocculation-desliming process