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Method for purification sewage against suspended substances
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Compound for treating paper and board surface
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Method for obtaining feed supplement from plant raw- material
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Paper-making machine
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Method of determining wood content of larch and pine in chips
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Method of paper pulp preparation
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Head box of paper-making machine
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Solution for treating wood pulp
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Method of estimating pine timbercontent in wood chip
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Installation for biological sewage treatment
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Method of producing expanded clay aggregate
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Method of manufacturing porous filler
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Method of analysis for resinous substances in sulfate bleached leaved wood cellulose
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Press for dehydrating fibrous material web
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Method of determining quantitative content of birch and aspen wood in process chips
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Method of producing cellulose for chemical processing
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Method of producing cellulose
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Method of producing pulp
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Method of treating cellulose in process of multistep bleaching
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Method of producing pulp for chemical processing
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