JP2007204316A - 使用後耐火物利用の不定形耐火物の製造方法 - Google Patents
使用後耐火物利用の不定形耐火物の製造方法 Download PDFInfo
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- GBCAVSYHPPARHX-UHFFFAOYSA-M n'-cyclohexyl-n-[2-(4-methylmorpholin-4-ium-4-yl)ethyl]methanediimine;4-methylbenzenesulfonate Chemical compound CC1=CC=C(S([O-])(=O)=O)C=C1.C1CCCCC1N=C=NCC[N+]1(C)CCOCC1 GBCAVSYHPPARHX-UHFFFAOYSA-M 0.000 description 1
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Abstract
【解決手段】使用された耐火物を回収し、破砕し、さらに粒度調整して得た使用後耐火物原料を配合組成の一部に用いる不定形耐火物の製造方法において、選別によって得た、化学成分値でMgO15質量%以下、見掛気孔率が粒度2〜3.35mmの測定において10〜30%で且つ粒度調整後のpH値が7〜9.5の使用後耐火物原料を少なくとも粒度1mm以上の粗粒域に配合する。
【選択図】なし
Description
Claims (2)
- 使用された耐火物を回収し、破砕し、さらに粒度調整して得た使用後耐火物原料を配合組成の一部に用いる不定形耐火物の製造方法であって、選別によって得た、化学成分値でMgO15質量%以下、見掛気孔率が粒度2〜3.35mmの測定において10〜30%で且つ粒度調整後のpH値が7〜9.5の使用後耐火物原料を少なくとも粒度1mm以上の粗粒域に配合する、使用後耐火物利用の不定形耐火物の製造方法。
- 耐火物原料配合量全体に占める割合で、粒度1mm以上の粗粒域における前記使用後耐火物原料の割合を10質量%以上とした請求項1記載の使用後耐火物利用の不定形耐火物の製造方法。
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2017197400A (ja) * | 2016-04-27 | 2017-11-02 | Jfeスチール株式会社 | キャスタブル耐火物 |
JP6296635B1 (ja) * | 2017-01-09 | 2018-03-20 | 東和耐火工業株式会社 | 流し込み不定形耐火物 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6718323B2 (ja) * | 2016-06-30 | 2020-07-08 | Jfeスチール株式会社 | 使用済み耐火物を再利用した耐火物の製造方法 |
CN106747488B (zh) * | 2016-11-03 | 2019-09-27 | 联合矿产(天津)有限公司 | 经过稳定化的耐火组合物 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2005179130A (ja) * | 2003-12-19 | 2005-07-07 | Kurosaki Harima Corp | 使用済耐火物を配合した湿式吹付け用不定形耐火物 |
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2006
- 2006-02-01 JP JP2006025033A patent/JP4546934B2/ja active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2005179130A (ja) * | 2003-12-19 | 2005-07-07 | Kurosaki Harima Corp | 使用済耐火物を配合した湿式吹付け用不定形耐火物 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2017197400A (ja) * | 2016-04-27 | 2017-11-02 | Jfeスチール株式会社 | キャスタブル耐火物 |
JP6296635B1 (ja) * | 2017-01-09 | 2018-03-20 | 東和耐火工業株式会社 | 流し込み不定形耐火物 |
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