Prestressing elements coated with plastic material and process for making them

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United States of America Patent

PATENT NO 4552815
SERIAL NO

06534995

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Abstract

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Prestressing elements having a two-layer plastics covering, the inner layer being moldable, storage-stable at room temperature and thermally curable, and the outer layer consisting of a radiation-cured plastics material, are excellently suitable for producing supporting structural elements, particularly concrete supporting structures and rock bracings.

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Patent Owner(s)

Patent OwnerAddress
CIBA SPECIALTY CHEMICALS CORPORATION540 WHITE PLAINS ROAD P O BOX 2005 TARRYTOWN NY 10591

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Dreher, Bernd Basel, CH 1 19
Schneider, Wolfgang Kaiseraugst, CH 93 1057

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