... of filter/mixed beds·Effluent Treatment Plantsfor diffused aeration and agitation of effluent·Cement Plantsfor blending, aeration, fluidization, ... of filter bags·Pneumatic Conveying vacuum, pressure and combination conveying of cereals, cement, husk, baggase, granules, ... powders and other similar material·Regeneration of dryers & molecular sieves1 ...