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Patent applications and USPTO patent grants for Cova; Umberto.The latest application filed is for "process for the treatment of contaminated water by means of a bifunctional system consisting of iron and zeolites".
Patent | Date |
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Process for the treatment of contaminated water by means of a bifunctional system consisting of iron and zeolites Grant 7,658,853 - Vignola , et al. February 9, 2 | 2010-02-09 |
Process For The Treatment Of Contaminated Water By Means Of A Bifunctional System Consisting Of Iron And Zeolites App 20090014390 - Vignola; Rodolfo ;   et al. | 2009-01-15 |
Process for the treatment of contaminated water based on the use of apolar zeolites having different characteristics Grant 7,341,665 - Vignola , et al. March 11, 2 | 2008-03-11 |
Process for the treatment of contaminated water based on the use of apolar zeolites having different characteristics App 20070158272 - Vignola; Rodolfo ;   et al. | 2007-07-12 |
Photodegradative process for the purification of contaminated water App 20020030021 - Pappa, Rosario ;   et al. | 2002-03-14 |
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