| 摘要 |
A Bag filter comprising at least one sheet of a filter medium, preferably n polypropylene high dirt capacity filter medium, formed into a bag configuration with an opening, an inside surface, an outside surface, and at least one seam formed at adjoining filter medium portions which been sown together, wherein said seams are sealed with thermoplastic tape that has been heat-sealed to the adjoining filter medium portions. A method of preparing such a bag filter is also provided herewith. 40006
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