Drum with self-supporting liner
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United States of America Patent
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-
Jan 8, 1991
Issued Date -
N/A
app pub date -
Mar 2, 1990
filing date -
Dec 28, 1989
priority date (Note) -
Expired
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Abstract
A two-part drum includes a blow molded self supporting plastic liner with circumferential reinforcing grooves, and a shell. The shell and the liner have matching cross-sections defined by curved sidewalls and curved sections cooperating to form a nominally rectangular or square cross-section.
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