JP2019037924A - 重金属吸着材及び重金属吸着材の製造方法 - Google Patents
重金属吸着材及び重金属吸着材の製造方法 Download PDFInfo
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- heavy metal
- metal adsorbent
- steelmaking slag
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Abstract
Description
Claims (9)
- 製鋼スラグを有することを特徴とする重金属吸着材。
- 前記製鋼スラグは、加熱処理がなされていることを特徴とする請求項1記載の重金属吸着材。
- 前記製鋼スラグは、マイクロ波の照射による加熱、電気炉による加熱、炎による加熱のうちのいずれかの加熱により前記加熱処理がなされていることを特徴とする請求項1又は2記載の重金属吸着材。
- 前記製鋼スラグの粒子は、表面に亀裂を有していることを特徴とする請求項1乃至3のいずれか1項記載の重金属吸着材。
- 前記製鋼スラグの粒子において、磁鉄鉱の含有率はウスタイトの含有率よりも多いことを特徴とする請求項1乃至4のいずれか1項記載の重金属吸着材。
- 製鋼スラグを用いることを特徴とする重金属吸着材の製造方法。
- 前記製鋼スラグに加熱処理を行う加熱処理工程を含むことを特徴とする請求項6記載の重金属吸着材の製造方法。
- 前記加熱処理工程において、前記製鋼スラグにマイクロ波を照射、電気炉による加熱、炎による加熱のうちのいずれかの加熱処理を行うことを特徴とする請求項7記載の重金属吸着材の製造方法。
- 前記加熱処理工程において、前記製鋼スラグの表面温度を1000℃以上1200℃以下に加熱することを特徴とする請求項7又は8記載の重金属吸着材の製造方法。
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110508236A (zh) * | 2019-09-26 | 2019-11-29 | 辽宁科技大学 | 一种微波协同处理废渣制备高效烧结烟气吸附剂及方法 |
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2017
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Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS5352283A (en) * | 1976-10-23 | 1978-05-12 | Asahi Glass Co Ltd | Treating method of waste liquid containing heavy metals |
US4377483A (en) * | 1979-07-13 | 1983-03-22 | Nippon Kokan Kabushiki Kaisha | Method of removing dissolved heavy metals from aqueous waste liquids |
US20010054588A1 (en) * | 1999-07-01 | 2001-12-27 | James S. Smith | Method for purifying contaminated groundwater using steel slag |
JP2002086139A (ja) * | 2000-09-13 | 2002-03-26 | Kanta Ishii | 水処理方法、水処理剤及び水処理剤の再生方法 |
JP2005306654A (ja) * | 2004-04-21 | 2005-11-04 | Nippon Steel Corp | 製鋼スラグの改質方法および改質製鋼スラグ |
KR100722937B1 (ko) * | 2005-12-26 | 2007-05-30 | 재단법인 포항산업과학연구원 | 니켈 흡착 제거제 및 이를 이용한 니켈 제거 방법 |
JP2009523998A (ja) * | 2006-01-18 | 2009-06-25 | シー. コンリー,ダグラス | 燃焼中の炉への吸着剤送出装置 |
KR100804245B1 (ko) * | 2006-09-08 | 2008-02-18 | 재단법인 포항산업과학연구원 | 제강슬래그를 이용한 침출수 중 중금속이온 및 색도 제거방법 |
KR101290239B1 (ko) * | 2011-03-31 | 2013-07-30 | 현대제철 주식회사 | 환원 슬래그 흡착제를 사용한 중금속 오염 토양 정화방법 |
JP2013031837A (ja) * | 2011-06-27 | 2013-02-14 | Jfe Steel Corp | 有害元素低減材及び有害元素低減方法 |
JP2016022417A (ja) * | 2014-07-18 | 2016-02-08 | Jfeスチール株式会社 | 捕集材の製造方法、捕集材、及び被処理物質の処理方法 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110508236A (zh) * | 2019-09-26 | 2019-11-29 | 辽宁科技大学 | 一种微波协同处理废渣制备高效烧结烟气吸附剂及方法 |
CN110508236B (zh) * | 2019-09-26 | 2022-05-10 | 辽宁科技大学 | 一种微波协同处理废渣制备高效烧结烟气吸附剂及方法 |
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