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Split circuit potash ore flotation concentration
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Sling for barrels and the like
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GB727271A
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Concentration of potash ores containing sylvite
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Process for producing copper oxychloride
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Froth flotation concentration of potash ores containing sylvite
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Concentration of potash ores containing sylvite
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Shaped zircon ceramic bodies and composition and method of producing the same
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Inspection conveyer
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Lead base alloy
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Flux for purifying metals
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Fluidizing reduction of zinc compounds with stagewise feeding of solids
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Device for cleaning grate bars of sintering machines
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Fluidizing process for zinc recovery
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Method for making iron powder
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Purification of brasses and bronzes
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Apparatus for casting metal
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GB632839A
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Improvements in or relating to processes and apparatus for removing lead from tin
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Fluidization in zinc production
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Lead base alloy
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Means for forming stages in fluidized masses
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