Coupon confining bag method

Details Coupon confining bag method Coupon confining bag method

1978-02-16

1980-01-08

Coan, James F.

Adhesive bonding and miscellaneous chemical manufacture

Delaminating processes adapted for specified product

Delaminating in preparation for post processing recycling step

53553, 93 8WA, 156272, 156290, 156303, 156324, 156554, B31B 172

Patent

active

041822226

ABSTRACT:
A coupon confining bag method wherein two continuous flexible thermoplastic webs are advanced toward one another for superposition, one web being wider with the narrower web being transparent; the webs are longitudinally sealed along one edge of the narrower web, coupons inserted between the webs transversely, the webs thereupon being longitudinally sealed together along the other edge of the narrower web and the wider web being transversely sealed and severed between adjacent coupons.

REFERENCES:
patent: 2260064 (1941-10-01), Stokes
patent: 3168016 (1965-02-01), Kehr
patent: 3199551 (1965-08-01), Hall et al.
patent: 3735551 (1973-05-01), Pratt
patent: 3892614 (1975-07-01), Levy
patent: 3998135 (1976-12-01), Sargent

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