FIELD: food industry; packing of liquid products, such as milk and juice. SUBSTANCE: proposed method of distribution and preparation of parts 1 of opening device for application comes to fitting of pouring out part 2 onto pack. Parts of opening devices have pouring out part and closing part 3 upset in one piece in open position. Parts of opening devices are arranged and closed so as to provide closing of pouring out part and its fastening on closing part. Projections 5 are made on pouring out part and on closing part, on two or more parts in row. Projections in one row are welded to corresponding parts of opening device in neighboring row. EFFECT: enhanced economy and capacity in preparation and application of opening device parts. 4 cl, 9 dwg
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