Patent ID: 7985270
Filing Date: 2011-07-26
Classification: B01D,B01J,F26B

Abstract:
1. A fluid bed drier filter comprising a fabric membrane having one or more openings therein, one or more respective filter bags for attachment to the membrane so that each opening in the membrane admits to the interior of a respective filter bag, wherein edges of the one or more openings in the membrane are given rigidity or firmness to engage with open ends of the one or more filter bags by means of a hoop of metal or other rigid or stiff material, wherein each of the one or more filter bags is detachably attached to the membrane by means of a respective clamping device, and further wherein each respective clamping device comprises a profiled resilient band which is joined to the open end of a filter bag, and is formed as a deformable sleeve with a groove, each respective clamping device further comprising a stiff, shape-retaining member, whereby by means of an interaction between the resilient band and the stiff, shape-retaining member, the open end of each filter bag is secured to an opening in the membrane.