Detection of impurities in gas streams

United States of America Patent

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Jul 13, 2010
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Jul 23, 2009
app pub date
Jan 22, 2008
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Jan 22, 2008

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Abstract

times the test volume of the gas detection tube is passed through the tube and the extent of the color change of the detector element is measured.

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STONE & WEBSTER PROCESS TECHNOLOGY INC	1430 ENCLAVE PARKWAY HOUSTON TX 77077

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G01N:INVESTIGATING OR ANALYSING MATERIALS BY DETERMININ....

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Inventor Name	Address	# of filed Patents	Total Citations
Bhandakar, Maruti	E. Weymouth, US	1	0
Peters, Joseph	Quincy, US	8	164

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Detection of impurities in gas streams

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United States of America Patent

12017819

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PATENT NO	7752887
APP PUB NO	20090183553A1
SERIAL NO	12017819
DOCKET NO

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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
July 13, 2010	US,7752887,B2 US7752887B2	GRANTED PATENT AS SECOND PUBLICATION
July 23, 2009	US,20090183553,A1 US20090183553A1	FIRST PUBLISHED PATENT APPLICATION

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