JP4351526B2 - 使用済耐火物を配合した湿式吹付け用不定形耐火物 - Google Patents
使用済耐火物を配合した湿式吹付け用不定形耐火物 Download PDFInfo
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- JP4351526B2 JP4351526B2 JP2003423757A JP2003423757A JP4351526B2 JP 4351526 B2 JP4351526 B2 JP 4351526B2 JP 2003423757 A JP2003423757 A JP 2003423757A JP 2003423757 A JP2003423757 A JP 2003423757A JP 4351526 B2 JP4351526 B2 JP 4351526B2
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Claims (2)
- 水を添加して予め混練した不定形耐火物をノズルに圧送し、ノズルまたはノズル手前で急結剤を添加して吹付ける湿式吹付けに使用される不定形耐火物であって、溶融金属容器の内張りの使用中に生成したスピネル(MgO・Al2O3)を含みかつ気孔率18.0%以上の多孔質であるアルミナ−マグネシア質使用済不定形耐火物を粉砕し、粒度調整したもの10〜75質量%と、粒径1mm未満のマグネシア3〜20質量%と、残部をアルミナ主体とした組成を耐火原料とする、使用済耐火物を配合した湿式吹付け用不定形耐火物。
- アルミナ−マグネシア質使用済不定形耐火物の粒度が、耐火原料全体に占める割合で粒径8〜1mmを10〜45質量%、1mm未満を0〜30質量%とする、請求項1記載の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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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003423757A JP4351526B2 (ja) | 2003-12-19 | 2003-12-19 | 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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| Application Number | Priority Date | Filing Date | Title |
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| JP2003423757A JP4351526B2 (ja) | 2003-12-19 | 2003-12-19 | 使用済耐火物を配合した湿式吹付け用不定形耐火物 |
Publications (2)
| Publication Number | Publication Date |
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| JP2005179130A JP2005179130A (ja) | 2005-07-07 |
| JP4351526B2 true JP4351526B2 (ja) | 2009-10-28 |
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| JP2003423757A Expired - Lifetime JP4351526B2 (ja) | 2003-12-19 | 2003-12-19 | 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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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4546934B2 (ja) * | 2006-02-01 | 2010-09-22 | 黒崎播磨株式会社 | 使用後耐火物利用の不定形耐火物の製造方法 |
| JP4555793B2 (ja) * | 2006-03-28 | 2010-10-06 | 新日本製鐵株式会社 | 使用済み耐火物のリサイクル方法 |
| JP5187693B2 (ja) * | 2008-09-26 | 2013-04-24 | 品川リフラクトリーズ株式会社 | 吹付けプラスチック耐火物 |
| KR101087203B1 (ko) | 2010-02-26 | 2011-11-29 | 현대제철 주식회사 | 폐내화물을 이용한 래들 영구장용 캐스타블 |
| JP5678859B2 (ja) * | 2011-09-30 | 2015-03-04 | 新日鐵住金株式会社 | 焼付け補修材 |
| JP5980762B2 (ja) * | 2013-11-19 | 2016-08-31 | 株式会社神戸製鋼所 | 使用済みのMgO−C煉瓦屑及び使用済みのアルミナマグネシア質の不定形耐火物屑を利用した不定形耐火物 |
| JP6642503B2 (ja) * | 2017-03-30 | 2020-02-05 | Jfeスチール株式会社 | 不焼成れんが耐火物および不焼成れんが耐火物の製造方法 |
| JP6880428B1 (ja) * | 2020-11-13 | 2021-06-02 | 品川リフラクトリーズ株式会社 | 吹付耐火組成物及びその製造方法 |
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- 2003-12-19 JP JP2003423757A patent/JP4351526B2/ja not_active Expired - Lifetime
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| JP2005179130A (ja) | 2005-07-07 |
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