Concentration/calcination process of zinc silicated minerals...

Details Concentration/calcination process of zinc silicated minerals... Concentration/calcination process of zinc silicated minerals...

2007-02-06

2007-02-06

Lithgow, Thomas M. (Department: 1724)

Classifying, separating, and assorting solids

Fluid suspension

Liquid

C209S012100, C209S017000, C209S166000, C209S003000, C423S099000, C423S109000

Reexamination Certificate

active

10466978

ABSTRACT:
A concentration process of zinc silicated minerals, particularly willemite and calamine concentration, by single operations, or conventional steps of ore treatment, some of which include the following: Preparation of stockpiles of different mineralogical and contents compositions, crushing, screening, storage, dense separation, washing, homogenization, magnetic separation, grinding, classification, rubbing, conditioning, flotation, thickening, filtering, calcination, storage and waste deposition.

REFERENCES:
patent: 4253614 (1981-03-01), McGarry et al.

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