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Referenced by

Citing PatentFiling dateIssue dateOriginal AssigneeTitle
US425394215 Jun 19793 Mar 1981Gesellschaft zur Forderung der Forschung an der Eidgenossischen Technischen HochschuleApparatus for the separation of mixtures of particulate solids of different density
US42870545 May 19801 Sep 1981The Deister Concentrator Co., Inc.Flotation apparatus for concentration of minerals
US443661722 Jul 198213 Mar 1984Cocal, Inc.Froth flotation ore beneficiation process utilizing enhanced gasification and flow techniques
US506638827 Feb 199019 Nov 1991Process and apparatus for disengaging and separating bitumen from pulverized tar sands using selective cohesion
US530588827 Jul 199226 Apr 1994Fruit/vegetable floatation grading
US530793717 Feb 19933 May 1994North Carolina State UniversityHigh throughput flotation column process
US74940163 Aug 200524 Feb 2009Siemens Aktiengesellschaft
Zao NPVZ Uralmechanobr-Technika
Pneumatic flotation column