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Patent applications and USPTO patent grants for Adams; Nicholas William Harcsar.The latest application filed is for "subsurface water purification method".
Patent | Date |
---|---|
Subsurface water purification method Grant 9,868,659 - Wang , et al. January 16, 2 | 2018-01-16 |
Subsurface Water Purification Method App 20160304371 - Wang; Hua ;   et al. | 2016-10-20 |
Membrane Batch Filtration Process App 20080203019 - Adams; Nicholas William Harcsar ;   et al. | 2008-08-28 |
Water filtration using immersed membranes App 20070051679 - Adams; Nicholas William Harcsar ;   et al. | 2007-03-08 |
Refreshing chemicals during membrane cleaning App 20060266705 - Janson; Arnold ;   et al. | 2006-11-30 |
Membrane filtration process App 20060118487 - Adams; Nicholas William Harcsar ;   et al. | 2006-06-08 |
Immersed membrane filtration system and overflow process Grant 7,052,610 - Janson , et al. May 30, 2 | 2006-05-30 |
Water treatment system having upstream control of filtrate flowrate and method for operating same App 20050224412 - Best, Graham J. ;   et al. | 2005-10-13 |
Membrane batch filtration process App 20050194315 - Adams, Nicholas William Harcsar ;   et al. | 2005-09-08 |
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