B - Operations – Transporting – 65 – D
Patent
B - Operations, Transporting
65
D
190/1, 220/6
B65D 88/00 (2006.01)
Patent
CA 1036993
ABSTRACT OF THE DISCLOSURE A shipping bag for powder of granular material which is comprised of a square external bag of flexible sheet having on inlet at its top end and an outlet at its bottom end and a cylindrical internal casing of the same mate- rial as that of the external bag, said cylindrical internal casing at its cir- cumferencer being joined with an inner wall of the external bag to form four corner spaces through four partitions of unjoined circumference of the internal casing which are respectively provided with a number of slits in multistage for passing the material into the corner spaces.
219567
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