B - Operations – Transporting – 31 – B
Patent
B - Operations, Transporting
31
B
93/18
B31B 39/00 (2006.01)
Patent
CA 1045437
METHOD OF MAKING DISPOSABLE CONTAINER FOR BULK MATERIALS ABSTRACT A method of forming a double-walled receptacle for use in the transportation, storage and handling of flowing materials comprises positioning a leading transverse edge of a length of sheet material along the length of a mandred and wrapping the length of sheet material around the mandrel to over- lap the leading edge. The overlapping portion of this length of sheet material is then attached to the leading edge to form a first wall. The same length of sheet material is then wrapped completely about the first wall to form a second overlapping portion and the second overlapping portion of the length of sheet material is attached to the first wall to form a second wall.
293637
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