Method for forming fibrous filter media, filter units and produc

Details Method for forming fibrous filter media, filter units and produc Method for forming fibrous filter media, filter units and produc

1998-10-21

2000-12-12

Yao, Sam Chuan

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

156 624, 156180, 156181, 156285, 156474, 264101, 264113, 264518, B32B 3130, B01D 3500

Patent

active

061593184

ABSTRACT:
A method, apparatus and filter unit product wherein filter media fibers are fed from a media supply source to a mat forming interchangeable and movable contoured surface to contour shape a filter media mat into a preselected form for subsequent movement to a transfer zone for further contour shaping and processing into filter unit products with preselected frame arrangements.

REFERENCES:
patent: Re31599 (1984-06-01), Rasen et al.
patent: 3849241 (1974-11-01), Butin et al.
patent: 3878014 (1975-04-01), Melead
patent: 4042740 (1977-08-01), Krueger
patent: 4656081 (1987-04-01), Ando et al.
patent: 4936934 (1990-06-01), Buehning
patent: 5643653 (1997-07-01), Griesbach, III et al.
patent: 5725812 (1998-03-01), Choi

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