DH

Denis E. Hassick

CA Calgon: 11 patents #6 of 151Top 4%
NC Nalco Chemical: 1 patents #334 of 631Top 55%
Overall (All Time): #427,430 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6656377 Inorganic composition, process of preparation and method of use Michael P. Flaherty, Pamela J. Dotter, Robert J. Guerrini 2003-12-02
6306308 Inorganic composition, process of preparation and method of use Michael P. Flaherty, Pamela J. Dotter, Robert J. Guerrini 2001-10-23
6184257 Composition of ferric chloride and a dialkyl diallyl ammonium polymer and process of preparing the same 2001-02-06
5948270 Method for reducing turbidity in laundry waste water 1999-09-07
5785730 Fertilizer and method for preparing the same Joseph P. Miknevich 1998-07-28
5776350 Separation of raw agricultural waste Joseph P. Miknevich 1998-07-07
5624570 Method for reducing turbidity in laundry waste water 1997-04-29
5330656 Polysalt compositions and the use thereof for treating an oil and water system 1994-07-19
5286390 Method for treating deink wastes using melamine aldehyde-type polymers Ross T. Gray 1994-02-15
5035808 Flocculation of suspended solids from aqueous solutions Joseph P. Miknevich 1991-07-30
4800039 Flocculation of suspended solids from aqueous solutions Joseph P. Miknevich 1989-01-24
4746457 Flocculation of suspended solids from aqueous solutions Joseph P. Miknevich 1988-05-24