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Method of magnesium oxide preparation
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Solution for phosphatizing metal surfaces
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Method of electric insulating coating
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Method of recovery zinc from spent zinc-oxide absorbent of hydrogen sulfide
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Method of production of phosphatizing activator
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Composition for activation of metallic surface before phosphatization
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Solution for passivating zinc-coated steel
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Solution for phosphatization of metallic surface
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Method of drying heat-sensitive paste-like materials
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Process for producing magnesium oxide
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Composition for phosphatizing a metal surface
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Method of granulation of magnesium trihydrocarbonate
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Composition for phosphatizing metallic surface
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Arrangement for unloading conveyers
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Composition for phosphating of metals
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Composition for applying phosphate-lubricant coatings
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