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PROCESSING METHOD OF POWDER CONTAINING CHLORINE AND MERCURY, AND PROCESSING SYSTEM OF POWDER CONTAINING CHLORINE AND MERCURY
PROBLEM TO BE SOLVED: To provide a processing method of powder containing chlorine and mercury capable of efficiently eluting to remove chlorine and mercury from the powder containing chlorine and mercury.SOLUTION: A processing method of powder containing chlorine and mercury includes: a slurry step for adding water to the powder containing chlorine and mercury to make slurry; an ORP adjustment step for adjusting oxidation reduction potential of slurry to a range of +700 mV to +1200 mV; a pH adjustment step for adjusting pH of the slurry to a range of 1 to 4; an elution step for eluting mercury and chlorine contained in the slurry subjected to adjustment into water; and a dehydration step for dehydrating the slurry in which mercury and chlorine are eluted into the water.SELECTED DRAWING: Figure 2
【課題】塩素及び水銀を含有する粉体から塩素及び水銀を効率的に溶出させて除去することができる塩素及び水銀を含有する粉体の処理方法を提供する。【解決手段】塩素及び水銀を含有する粉体の処理方法は、塩素及び水銀を含有する粉体に水を加えてスラリーにするスラリー化工程と、スラリーの酸化還元電位を＋７００ｍＶ〜＋１２００ｍＶに調整するＯＲＰ調整工程と、スラリーのｐＨを１〜４に調整するｐＨ調整工程と、調整が行われたスラリーに含まれる水銀及び塩素を水に溶出させる溶出工程と、水銀及び塩素を溶出させたスラリーを脱水する脱水工程とを備える。【選択図】図２
PROCESSING METHOD OF POWDER CONTAINING CHLORINE AND MERCURY, AND PROCESSING SYSTEM OF POWDER CONTAINING CHLORINE AND MERCURY
PROBLEM TO BE SOLVED: To provide a processing method of powder containing chlorine and mercury capable of efficiently eluting to remove chlorine and mercury from the powder containing chlorine and mercury.SOLUTION: A processing method of powder containing chlorine and mercury includes: a slurry step for adding water to the powder containing chlorine and mercury to make slurry; an ORP adjustment step for adjusting oxidation reduction potential of slurry to a range of +700 mV to +1200 mV; a pH adjustment step for adjusting pH of the slurry to a range of 1 to 4; an elution step for eluting mercury and chlorine contained in the slurry subjected to adjustment into water; and a dehydration step for dehydrating the slurry in which mercury and chlorine are eluted into the water.SELECTED DRAWING: Figure 2
【課題】塩素及び水銀を含有する粉体から塩素及び水銀を効率的に溶出させて除去することができる塩素及び水銀を含有する粉体の処理方法を提供する。【解決手段】塩素及び水銀を含有する粉体の処理方法は、塩素及び水銀を含有する粉体に水を加えてスラリーにするスラリー化工程と、スラリーの酸化還元電位を＋７００ｍＶ〜＋１２００ｍＶに調整するＯＲＰ調整工程と、スラリーのｐＨを１〜４に調整するｐＨ調整工程と、調整が行われたスラリーに含まれる水銀及び塩素を水に溶出させる溶出工程と、水銀及び塩素を溶出させたスラリーを脱水する脱水工程とを備える。【選択図】図２
PROCESSING METHOD OF POWDER CONTAINING CHLORINE AND MERCURY, AND PROCESSING SYSTEM OF POWDER CONTAINING CHLORINE AND MERCURY
塩素及び水銀を含有する粉体の処理方法、及び、塩素及び水銀を含有する粉体の処理システム
TATSUMI YOSHINORI (author) / HIRAMAE TAIKI (author)
2018-10-04
Patent
Electronic Resource
Japanese
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