emissions in rotary kilns by SNCR

United States of America Patent

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Jun 14, 2011
Grant Date
Mar 20, 2008
app pub date
Jan 9, 2007
filing date
Jan 9, 2006

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Expired

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Abstract

A method of operating a mineral processing kiln includes introducing a quantity of a selective non-catalytic reduction (SNCR) reducing agent into the kiln. The SNCR reducing agent may be a solid, liquid, or a gas. A mineral processing kiln modified for the implementation of SNCR is also disclosed.

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Patent Owner(s)

Patent Owner	Address
ASH GROVE CEMENT COMPANY	11011 CODY STREET OVERLAND PARK KS 66210
CADENCE ENVIRONMENTAL ENERGY INC	ONE CADENCE PARK PLAZA MICHIGAN CITY IN 46360

International Classification(s)

F27B:FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPE....

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Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Blankenship, Kevin	Dallas, US	2	6
Derksen, Kenneth J	South Bend, US	2	6
Hansen, Eric R	Shawnee, US	37	619
Parker, Walter	Alvarado, US	3	12
Supelak, Ralph A	Strongsville, US	10	75
Tutt, James R	Texarkana, US	22	226

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emissions in rotary kilns by SNCR

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United States of America Patent

11621336

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PATENT NO	7959435
APP PUB NO	20080070177A1
SERIAL NO	11621336
DOCKET NO

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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
June 14, 2011	US,7959435,B2 US7959435B2	GRANTED PATENT AS SECOND PUBLICATION
March 20, 2008	US,20080070177,A1 US20080070177A1	FIRST PUBLISHED PATENT APPLICATION

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11621336

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