Iron-based piping element for buried pipeline, comprising an outer coating

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United States of America Patent

PATENT NO 10876674
APP PUB NO 20150226365A1
SERIAL NO

14419553

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Abstract

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The iron-based piping element (1), in particular made from cast iron, for a buried pipeline, includes an outer coating (9) including:

    a first layer (11) having at least one porous layer of zinc/aluminum alloy containing 5 to 60 wt % of aluminum;a second layer (13) of adhesive situated on the first layer (11); anda third layer (15) situated on the second layer (13) and including a synthetic organic material. The method for manufacturing such a piping element is also described.

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Patent Owner(s)

Patent OwnerAddress
SAINT-GOBAIN PAM91 AVENUE DE LA LIBERATION NANCY 54000

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Alexandre, Pascal Toul, FR 3 20
Nouail, Gerard Metz, FR 4 8

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