Adhesive bonding and miscellaneous chemical manufacture – Methods – Surface bonding and/or assembly therefor
Patent
1977-09-12
1978-09-12
Bell, James J.
Adhesive bonding and miscellaneous chemical manufacture
Methods
Surface bonding and/or assembly therefor
156 626, 428234, 428235, B32B 506
Patent
active
041135350
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:
patent: 3356561 (1967-12-01), Squire et al.
Krohn W. Henrik
Lefkowitz Leonard R.
Bell James J.
Huyck Corporation
Wadler Sanford S.
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