Method for removing arsenic from water

Details Method for removing arsenic from water Method for removing arsenic from water

2007-06-26

2007-06-26

Cintins, Ivars C. (Department: 1724)

Liquid purification or separation

Processes

Ion exchange or selective sorption

C210S681000, C210S911000

Reexamination Certificate

active

11124951

ABSTRACT:
The present invention relates to methods for the rejuvenation of cupric oxide having adsorbed arsenic from arsenic contaminated water. The rejuvenated cupric oxide may be recycled to again react with and adsorb arsenic in arsenic contaminated water.

REFERENCES:
patent: 4913808 (1990-04-01), Haque
patent: 5137640 (1992-08-01), Poncha
patent: 5149437 (1992-09-01), Wilkinson et al.
patent: 5348662 (1994-09-01), Yen et al.
patent: 5556545 (1996-09-01), Volchek et al.
patent: 6197193 (2001-03-01), Archer
patent: 2001/0051103 (2001-12-01), Seo et al.
patent: PCT/US04/030491 (2005-03-01), None

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