US Patent No: 5,660,736

Number of patents in Portfolio can not be more than 2000

Sodium sulfoxylate formaldehyde as a boiler additive for oxygen scavenging

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Abstract

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The invention is a method for removing dissolved oxygen from alkaline water which comprises adding to alkaline water containing dissolved oxygen an effective oxygen-scavenging amount of a water-soluble sulfoxylate. A preferred material is sodium formaldehyde sulfoxylate.

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Patent Owner(s)

Patent OwnerAddressTotal Patents
NALCO CHEMICAL COMPANYNAPERVILLE, IL539

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bailey, Bruce R Batavia, IL 4 19
Bizot, Paul M Lisle, IL 2 12

Cited Art Landscape

Patent Info (Count) # Cites Year
 
NALCO CHEMICAL COMPANY (3)
4,269,717 Boiler additives for oxygen scavenging 42 1980
4,363,734 1,3-Dihydroxy acetone as an oxygen scavenger for water 13 1981
5,258,125 Carbohydrazones as boiler water oxygen scavengers 11 1992
 
ARCH DEVELOPMENT CORPORATION (1)
5,078,894 Formulations for iron oxides dissolution 9 1990
 
ONDEO NALCO COMPANY (1)
4,968,438 Gallic acid as an oxygen scavenger 12 1988
 
U.S. FILTER/IONPURE, INC. (1)
5,108,624 Method for deoxygenating a liquid 7 1990
 
Union Oil Company of California (1)
5,073,270 Use of reducing agents to control scale deposition from high temperature brine 18 1989

Patent Citation Ranking

Forward Cite Landscape

Patent Info (Count) # Cites Year
 
ASHLAND LICENSING AND INTELLECTUAL PROPERTY LLC (2)
7,204,937 Metal oxides dispersant composition 1 2003
7,857,989 Metal oxides dispersant composition 0 2007
 
MIURA CO., LTD. (2)
6,027,687 Method for preventing corrosion using a sulfite-based oxygen scavenger, and composition therefor 2 1998
6,402,984 Composition for preventing corrosion using a sulfite-based oxygen scavenger 10 1999

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