Liquid purification or separation – Processes – Chemical treatment
Patent
1996-10-15
1998-05-12
Hruskoci, Peter A.
Liquid purification or separation
Processes
Chemical treatment
210757, 25218828, 252392, 252396, 422 16, 422 17, C02F 170
Patent
active
057500371
ABSTRACT:
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 carboxylate at temperatures above 400.degree. F. A preferred material is tartronic acid. At lower temperatures, a catalyst is also required.
REFERENCES:
patent: 4012195 (1977-03-01), Noack
patent: 4022711 (1977-05-01), Noack
patent: 4026664 (1977-05-01), Noack
patent: 4096090 (1978-06-01), Noack
patent: 4269717 (1981-05-01), Slovinsky
patent: 4363734 (1982-12-01), Slovinsky
patent: 4512552 (1985-04-01), Katayama et al.
patent: 4968438 (1990-11-01), Soderquist et al.
patent: 5258125 (1993-11-01), Kelley et al.
patent: 5384050 (1995-01-01), Kelley et al.
patent: 5531934 (1996-07-01), Freeman et al.
patent: 5658464 (1997-08-01), Hann et al.
Kirk-Othmer Encyclopedia of Chemical Technology, Third Edition, Interscience Publishers, vol. 12, pp. 734-771.
Bailey Bruce R.
Bizot Paul M.
Hicks Peter D.
Breininger Thomas M.
Cummings Kelly L.
Hruskoci Peter A.
Nalco Chemical Company
LandOfFree
Use of tartronic acid as an oxygen scavenger does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Use of tartronic acid as an oxygen scavenger, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Use of tartronic acid as an oxygen scavenger will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-976416