Drum-like container out of plastic and process and device for its production

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United States of America Patent

PATENT NO 6764639
SERIAL NO

09230903

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Abstract

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This invention concerns a drum-like container made of a discontinuously extruded hose-like perform of thermoplastic in a blow molding process. The drum-like container has a wall consisting of an inner layer, an outer layer, and at least one intermediate layer. To make it possible to monitor the fill level of the fill material, the wall has a visual indicator strip of translucent plastic running in the axial direction.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
GREIF BROS CORPORATION425 WINTER ROAD DELAWARE OH 43015

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Richter, Gunter Altenkirchen, DE 32 173

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