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Method of arsenic separation from copper, nickel and cobalt
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Device for weighing of loose materials
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Fluid bed combustion furnace firing-up method
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Process for preparation of burden for coking
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Rotary vacuum filter scoop
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Method for purifying manganese sulfate
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Method of catalytic combustion of fuel
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Method of recovering platinum metals from alkali solutions
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Burner
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Lighting-up of a fluid-bed furnace
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Method of extracting zinc from slime of production of chemical fibres
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Method of extracting and concentrating sulphur dioxide from gases
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Method of producing powdered carbon sorbent
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Method of producing alkaline solution of hydrogen peroxide
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Method of processing wood
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Catalyst for synthesis of unsaturated hydrocarbons from carbon oxide and hydrogen and method of obtaining the same
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Method for extracting bromide and iodine from natural brines
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Process for preparing manganese phenylvinylidene-pi-cyclopentadienyl carbonyl
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Process for preparing diaryl (alkyl) styrylphosphonates
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