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CS422884A1
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Processing method of organic sediments
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CS248655B1
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Method of electrode treatment for electro-chemical measuring
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CS208085B1
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Method of tracing the course of denitration and determination of the end thereof
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CS208965B1
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Method of ampere-metric tracing of coupling process during azo-dye stuffs manufacture
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CS210822B1
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Apparatus for indication of liquid outflow from pipeline or discharging solid substances out from hoppers
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CS201891B1
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Method of preparation of the froth of the liquid determined for the analysis and the device for executing the same
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CS206657B1
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Method of bark treatment and town rubbish
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CS200013B1
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Method of automatic ampere metric measurement of concentration of arendiazonium salts at azo-dye stuffs manufacture
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CS197550B1
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Method of ojector suction and extrusion of liquids
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CS187954B1
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Device for automatic dosing and preparation of the liquid compounds
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CS179036B1
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Mode of automatic carrying out and finishing of chemical reactions accompanied by development of gases and equipment for this process
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CS179029B1
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Mode and apparatus for automatic controlling and finishing of chemical reactions between liquid and gaseous phase
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CS181358B1
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Method of automatic control of chemical reactions processing continuously and apparatus for carrying out this method
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CS178505B1
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Mode of automatic following and controlling of manufacture process of primary aromatic amines and equipment for carrying out this process
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CS176438B1
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Method of nitric acid concentration automatic determination
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CS179552B1
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Mode of automatic following and controlling of aromatic amine acylating and apparatus for carrying out this mode
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