Activator-frother composition

Alkyl xanthogen formate mixture as flotation agent

Bituminous coal reagent and flotation process

Collector combination for non-sulfide ores

Collector combination for non-sulfide ores comprising a fatty ac

Collector composition for use in a froth flotation process for t

Collector compositions for froth flotation and process for makin

Combination of a fatty acid and an N-sulfodicarboxylic acid aspa

Combinations of alkylamidoalkyl monoesters of sulfosuccinic acid

Composition for froth flotation of mineral ores comprising amine

Composition for froth flotation of zinc sulfide

Composition for the de-inking of printed waste paper by the wash

Conditioning agent for froth flotation of fine coal

Dialkylbenzene monosulfonate collectors useful in ore flotation

Effective promoter extender for conventional fatty acids in non-

Esterified dicarboxylic acid and its use

Fatty acid by-products and methods of using same

Flotation aid and process for removal of impurities from silicat

Flotation aids and process for non-sulfidic minerals

Flotation composition using a mixture of collectors