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CS250995B1
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Regeneration method of two above each other located and mutualy separated layers of ion exchangers
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CS234084A1
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Switching unit connection
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CS233955B1
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Method of water deionization or dermineralization
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CS269883A1
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Operation method of ion exchange column
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CS212854B1
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Method of water demineralization or deionization
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CS211614B1
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Method of regeneration of the ionex bed
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CS211613B1
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Method of regeneration of the double-layer ionex bed
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CS206180B1
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Method of removing and regaining the acids
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CS205264B1
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Method of waste water purification containing mixture of vanadate,sulphate and chloride ions
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CS205263B1
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Method of waste water purification containing mixture of vanadate,sulphate and chloride ions
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CS192886B1
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Recovery of ammonium hydroxide from waste water
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CS191642B1
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Method for the regeneration of cation exchange resins
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CS190174B1
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Method of hydrogenation of the 1-hexene
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CS189368B1
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Water deionisation or demineralisation method
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CS191586B1
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Method for the regeneration of laminated ion exchange resin bed in treatment of high pressure steam boiler condensates
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CS186023B1
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Concentration of waste solutions from the regeneration of weak disociated ionexes
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CS182584B1
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Method of selective isolation of salts,acids or bases from waste water
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CS182005B1
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Deionization of solutions by exchangers and regeneration of this system
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CS170605B1
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Method of carbon dixide and silicon dioxide removal from water
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