Polythiaether compounds and their use as corrosion inhibitors

United States of America Patent

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Feb 26, 2008
Grant Date
Feb 2, 2006
app pub date
Sep 27, 2005
filing date
Oct 15, 2002

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Expired

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Abstract

The corrosion of metals in contact with aqueous alkanolamine solutions in acid gas removal units is inhibited by adding to the alkanolamine solution a corrosion inhibiting amount of a polythiaether compound.

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Patent Owner	Address
GE BETZ INC	TREVOSE PA 19053-6783

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C07C:ACYCLIC OR CARBOCYCLIC COMPOUNDS

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Inventor Name	Address	# of filed Patents	Total Citations
Chang, Zen-Yu	North Wales, PA	21	62
Lue, Ping	Boothwyn, PA	9	15
Minevski, Liliana	The Woodlands, TX	13	128

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Polythiaether compounds and their use as corrosion inhibitors

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United States of America Patent

11237534

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PATENT NO	7335794
APP PUB NO	20060022172A1
SERIAL NO	11237534
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity Expired	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
February 26, 2008	US,7335794,B2 US7335794B2	GRANTED PATENT AS SECOND PUBLICATION
February 02, 2006	US,20060022172,A1 US20060022172A1	FIRST PUBLISHED PATENT APPLICATION

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11237534

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