Polyamide-based composition for pipes containing oil or gas

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United States of America Patent

PATENT NO 12060516
APP PUB NO 20200377773A1
SERIAL NO

16088341

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Abstract

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The invention relates to the use of a composition comprising at least one polyamide, of which at least one is a semicrystalline copolyamide comprising at least one minor motif resulting from the polycondensation of: at least one diamine with at least one polymerised fatty acid, in particular a fatty acid dimer; or at least one diamine dimer with at least one carboxylic acid; or at least one amino acid dimer; or mixtures of same, as a sealing coating in a pipe containing oil or gas, said pipe being used in the operation of offshore oil or gas deposits.

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Patent Owner(s)

Patent OwnerAddress
ARKEMA FRANCE420 RUE D'ESTIENNE D'ORVES COLOMBES 92700

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Blondel, Philippe Bernay, FR 61 397
Briffaud, Thierry Bernay, FR 47 228
Dang, Patrick Saint-Leger-de-Rotes, FR 20 35
Fernagut, Francois Le Val David, FR 2 2
Flat, Jean-Jacques Goupillieres, FR 49 241
Saillard, Benjamin Bernay, FR 14 56

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