Method for purifying hydrogen chloride

United States of America Patent

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Mar 23, 2010
Grant Date
Jan 22, 2009
app pub date
Feb 6, 2006
filing date
Feb 8, 2005

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Expired

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Abstract

Method for purifying hydrogen chloride gas containing aromatic organic compounds, comprising at least one step of contacting the said hydrogen chloride with a scrubbing agent containing 1,2-dichlorethane.

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SOLVAY (SOCIETE ANONYME)	1050 BRUXELLES

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Inventor Name	Address	# of filed Patents	Total Citations
Lempereur, Michel	Corbais, BE	10	49
Strebelle, Michel	Brussels, BE	50	425

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Method for purifying hydrogen chloride

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United States of America Patent

11815505

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PATENT NO	7683223
APP PUB NO	20090022653A1
SERIAL NO	11815505
DOCKET NO

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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
March 23, 2010	US,7683223,B2 US7683223B2	GRANTED PATENT AS SECOND PUBLICATION
January 22, 2009	US,20090022653,A1 US20090022653A1	FIRST PUBLISHED PATENT APPLICATION

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11815505

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