Multi-element filter with multiple pleat channel height

Liquid purification or separation – Filter – Supported – shaped or superimposed formed mediums

Reexamination Certificate

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Details

C210S315000, C210S338000, C210S342000, C210S493500, C210S487000, C055S486000, C055S489000

Reexamination Certificate

active

07323106

ABSTRACT:
A filter has multiple pleated filter elements having axially extending channels having a transverse pleat channel height and a lateral channel width. The pleated filter elements have different channel heights.

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patent: 02207807 (1990-08-01), None

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