High temperature filter fabrics

Details High temperature filter fabrics High temperature filter fabrics

1976-04-27

1978-01-24

Bell, James J.

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

55528, 428253, 428255, 428266, 428297, 428426, 428443, B32B 506

Patent

active

040705196

ABSTRACT:
Generally, the present invention relates to a resin-treated filter fabric which comprises a surface or batt layer comprised of glass fibers which is joined, by needling, to an underlayer which is comprised of mineral fibers. The present invention includes within its scope a method of manufacturing such a filter fabric.

REFERENCES:
bergmann "High Temperature Fabric Filtration - American Experience and Innovations".
Dutrich & Gurtler "A New Textile for High Temperature Filtration of Dust and Gases".

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