B - Operations – Transporting – 65 – D
Patent
B - Operations, Transporting
65
D
190/143
B65D 17/34 (2006.01) B65D 17/28 (2006.01) B65D 17/40 (2006.01) C23C 28/00 (2006.01) C23F 17/00 (2006.01) F23Q 7/22 (2006.01)
Patent
CA 1266013
Abstract of the Disclosure A score line defining a portion to be opened is formed on a chromated surface treated steel plate coated with an epoxy type primer so that the score line is cut to the middle of the steel plate in the thickness direction thereof, and an opening tab is bonded and secured to the portion to be opened of the steel plate through a bonding fulcrum composed of a thermoplastic adhesive consisting of amide recurring units and/or ester recurring units so that the push-tearing top end of the opening tab is located on the score line.
489480
Kobayashi Seishichi
Matsubayashi Hiroshi
Sue Toshio
Taira Kazuo
Watanabe Naoto
Smart & Biggar
Toyo Seikan Kaisha Ltd.
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