Recirculation filter

Details Recirculation filter Recirculation filter

2006-06-07

2009-10-13

Chiesa, Richard L (Department: 1797)

Gas separation

Combined or convertible

Involving communication receiving or transmitting apparatus

C055S486000, C055S528000, C055SDIG039, C096S069000, C360S097020

Reexamination Certificate

active

07601192

ABSTRACT:
The invention relates to an improved electrostatic filter and filter media for filtering contaminants, such as particulates and vapor phase contaminants, from a confined environment such as electronic or optical devices susceptible to contamination (e.g. computer disk drives) by providing an improved performance recirculation filter.

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Pergamon Press, 1993, R.C. Brown “Air Filtration, An Integrated Approach to the Theory and Applications of Fibrous Filters” pp. 9, 162, 163, 245 and 250.

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