METHOD FOR MANUFACTURING ADSORBENT, ADSORBENT, ADSORBENT-GRANULATED MATERIAL AND ITS MANUFACTURING METHOD

METHOD FOR MANUFACTURING ADSORBENT, ADSORBENT, ADSORBENT-GRANULATED MATERIAL AND ITS MANUFACTURING METHOD

PROBLEM TO BE SOLVED: To provide an adsorbent which is manufactured at a low manufacturing cost by using waste casting sand while dispensing with a firing step and exhibits excellent adsorptivity to organic matter, ammonia gas or a heavy metal ion and to provide an adsorbent-granulated material. SOL...

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Hauptverfasser: NOMURA KOJI, EZAKI RYUICHI
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CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY
PERFORMING OPERATIONS
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
THEIR RELEVANT APPARATUS
TRANSPORTING
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creator NOMURA KOJI
EZAKI RYUICHI
description PROBLEM TO BE SOLVED: To provide an adsorbent which is manufactured at a low manufacturing cost by using waste casting sand while dispensing with a firing step and exhibits excellent adsorptivity to organic matter, ammonia gas or a heavy metal ion and to provide an adsorbent-granulated material. SOLUTION: The method for manufacturing the adsorbent comprises: a solid removing step S1 of collecting waste casting sand discarded from a foundry and removing impurities by a screen to sort waste casting sand having
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SOLUTION: The method for manufacturing the adsorbent comprises: a solid removing step S1 of collecting waste casting sand discarded from a foundry and removing impurities by a screen to sort waste casting sand having &lt;5 mm particle size; a washing step S2 of sending the sorted sand to a spiral washer to wash the sorted sand with water; an iron removing step S3 of removing irons by using a wet magnetic separator; a sorting step S4 of sorting the iron-removed sand into washed sand having ≥0.15 mm particle size and washed soil having &lt;0.15 mm particle size by using a vibrating sorter; and a filter press step S5 of sending the sorted washed sand to a thickener to precipitate/concentrate the sorted washed sand while agitating it slowly in the water and filtering the obtained concentrated slurry by a filter press to obtain the objective adsorbing material. 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subjects CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY
PERFORMING OPERATIONS
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
THEIR RELEVANT APPARATUS
TRANSPORTING
title METHOD FOR MANUFACTURING ADSORBENT, ADSORBENT, ADSORBENT-GRANULATED MATERIAL AND ITS MANUFACTURING METHOD
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