Carbohydrazones as boiler water oxygen scavengers

United States of America Patent

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Nov 2, 1993
Grant Date
N/A
app pub date
Apr 22, 1992
filing date
Apr 22, 1992

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Expired

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Abstract

The invention is directed generally to controlling corrosion in boiler systems and more particularly to treating boiler water to remove dissolved oxygen and to passivate metal surfaces.

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Patent Owner(s)

NALCO CHEMICAL COMPANY

International Classification(s)

C02F:TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE....

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Kelley, Douglas G	Naperville, IL	11	75
Rogers, Deborah M	Naperville, IL	3	19
Swiecinski, Frederick J	Algonquin, IL	5	30

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Carbohydrazones as boiler water oxygen scavengers

Number of patents in Portfolio can not be more than 2000

United States of America Patent

07872255

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PATENT NO	5258125
SERIAL NO	07872255
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07872255

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