Filter material construction and method

Details Filter material construction and method Filter material construction and method

1995-11-17

1997-09-30

McCamish, Marion E.

Stock material or miscellaneous articles

Hollow or container type article

Polymer or resin containing

428181, 428212, 428220, 428286, 428298, 428903, 55527, B01D 2400, B32B 328

Patent

active

056723997

ABSTRACT:
A preferred filter media is provided. The media includes a fine fiber web secured to the surface of a coarse fiber support. A preferred filter media, comprising multiple layers of fine fiber media separated by coarse fiber support, is provided. Advantageous filter constructions result and are provided. Also according to the disclosure, methods for using such arrangements to filter are provided.

REFERENCES:
patent: 2450363 (1948-09-01), Slayer et al.
patent: 3073735 (1963-01-01), Till et al.
patent: 3231639 (1966-01-01), Mabru
patent: 3388202 (1968-06-01), Opferkach, Jr. et al.
patent: 3837995 (1974-09-01), Floden
patent: 4011067 (1977-03-01), Carey, Jr.
patent: 4025598 (1977-05-01), Sasshofer et al.
patent: 4073850 (1978-02-01), Brackmann et al.
patent: 4196245 (1980-04-01), Kitson et al.
patent: 4324674 (1982-04-01), Fagan
patent: 4370289 (1983-01-01), Sorenson
patent: 4436780 (1984-03-01), Hotchkiss et al.
patent: 4540625 (1985-09-01), Sherwood
patent: 4629483 (1986-12-01), Stanton
patent: 4650506 (1987-03-01), Barris et al.
patent: 4714647 (1987-12-01), Shipp, Jr. et al.
patent: 4728349 (1988-03-01), Oshitari
patent: 4765812 (1988-08-01), Homonoff et al.
patent: 4917714 (1990-04-01), Kinsley, Jr.
patent: 5108474 (1992-04-01), Riedy et al.
patent: 5238474 (1993-08-01), Kahlbaugh et al.
patent: 5283106 (1994-02-01), Seiler et al.
patent: 5350443 (1994-09-01), von Blucher et al.
T. Jaroszczyk, "Experimental Study of Nonwoven Filter Performance Using Second Order Orthogonal Design", Particulate Science and Technology, 5:271-287 (1987).
"Standard Test Method for Determining the Initial Efficiency of a Flatsheet Filter Medium in an Airflow Using Latex Spheres", published on an unknwn date by American Society for Testing and Materials, 1916 Race Str., Philadelphia, PA.
Product Brochure, "Torit Downflo Dust Collectr", Published on an unknown date in 1994 by Donaldson Company, Inc., Industrial Group, P.O. Box 1299, Mineapolis, MN 55440.
Schwarz et al., "New Concept in Process Design for Micro-Fibers by Melt-Blowing", TAPPI Seminar Notes, Nonwovens, pp. 17-25.

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