Inventor · disambiguated record
Donald E. Zipperian
Also filed as: ZIPPERIAN DONALD E · ZIPPERIAN DONALD EDWIN
7 granted patents·321 citations·filing 1975–1990
89Inventor score
Files withDEISTER CONCENTRATOR4AMERICAN CYANAMID CO1DEISTER CONCENTRATOR COMPANY1DIESTER CONCENTRATOR CO INC1
Top patents by PatentIndex Score
7 records- 0187US5078921AFroth flotation apparatusDEISTER CONCENTRATOR·Filed 1990·Granted Jan 7, 1992·81 cites·23 claims
- 0282US4735709AMethod and apparatus for concentration of minerals by froth flotation using dual aerationDEISTER CONCENTRATOR·Filed 1987·Granted Apr 5, 1988·51 cites·10 claims
- 0380US4617113AFlotation separating systemDEISTER CONCENTRATOR·Filed 1984·Granted Oct 14, 1986·48 cites·3 claims
- 0476US4639313AFloatation apparatus for concentration of minerals from high water content aqueous slurriesDEISTER CONCENTRATOR COMPANY·Filed 1985·Granted Jan 27, 1987·40 cites·17 claims
- 0574US4394258AFroth flotation apparatus with water recovery and methodDIESTER CONCENTRATOR CO INC·Filed 1981·Granted Jul 19, 1983·31 cites·31 claims
- 0674US4040950AConcentration of ore by flotation with solutions of aqueous dithiophosphates and thionocarbamate as collectorAMERICAN CYANAMID CO·Filed 1975·Granted Aug 9, 1977·31 cites·5 claims
- 0772US4971731AMethod and apparatus for generating microbubbles in froth flotation mineral concentration systemsDEISTER CONCENTRATOR·Filed 1989·Granted Nov 20, 1990·39 cites·22 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →