Patent ID: 9005328
Filing Date: 2015-04-14
Classification: B01D

Abstract:
1. A filter for use in a system with gas, said filter comprising: a cylindrical member formed from a pleated metal mesh sheet having a first end portion and a second end portion, said pleated metal mesh sheet being overlapped such that an edge portion of the metal mesh sheet is adjacent to and in contact with a portion of the metal mesh sheet along the length of the cylindrical member and the edge portion is welded to the metal mesh sheet at a location where the edge portion, and metal mesh sheet contact each other, wherein the edge portion is welded along the length of the cylindrical member to hold the sheet in a cylindrical shape; at least one end cap positioned adjacent to at least one of the first end portion and the second end portion; and a paste or adhesive for securing the at least one end cap to the at least one of the first end portion and the second end portion and for applying along and encompassing the weld, wherein the paste or adhesive seals the overlap along the length of the cylindrical member to fill any voids which may have been created during welding.