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(11) | EP 0 225 424 A3 |
(12) | EUROPEAN PATENT APPLICATION |
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(54) | Heavy-duty shipping container for flowable bulk materials |
(57) A heavy-duty shipping container (10) for bulk flowable materials is constructed with
an inner tubular sleeve (14) of substantially circular cross section and an outer
sleeve (14) of polygonal cross section; the inner and outer sleeves are composed of
triple-wall corrugated fibreboard. The inner sleeve (12) has a multiplicity of false
scores (75) only on its inner face. |