Disposable grease filter for air filtration system and...

Details Disposable grease filter for air filtration system and... Disposable grease filter for air filtration system and...

2006-04-21

2008-12-16

Smith, Duane S (Department: 1797)

Gas separation

Specific media material

With coating, impregnant, or bonding agent

C055S528000, C055SDIG036

Reexamination Certificate

active

07465332

ABSTRACT:
An all natural filter assembly without toxic materials for use in an air filtration unit is provided. The filter assembly for use in an air filtration unit includes a support frame and a disposable grease filter disposed across said support frame. The disposable grease filter is formed of wool fiber coated with a bonding agent comprising a natural soy, whey and/or linseed solution. Also provided is a disposable grease filter blanket, which includes a wool fiber woven, non-woven or needle punched blanket coated with a bonding agent of a natural soy, whey and/or linseed solution. The filter blanket can be coated with approximately 0.3 grams to 2.0 grams of bonding agent per square meter of wool fiber.

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International Search Report PCT/US07/09678 filed Apr. 20, 2007.
Branz Appraisal Certificate “Woolsorb Disposable Grease Protection System”, Branz Limited, New Zealand, Dec. 18, 2003.
Statement of Inventor Joseph Salpietra.

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