作者: Chong-Kim Foo
DOI:
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摘要: A filter element (5) is provided. The generally includes a first liner (30), region of media (27) positioned downstream from the (30) and screen arrangement (38) along portion surface (40) oriented to block flow directly therethrough into associated therewith. Preferred elements are cylindrical, having expanded metal outer inner (31) liners with pleated paper therebetween. preferred comprises polymeric sleeve partially embedded in one end caps (25). Also according invention an overall or assembly (1) Such as well housing (4) precleaner (12) arrangement.