WO2009072627A1 - 耐火物粒子の製造方法 - Google Patents

耐火物粒子の製造方法 Download PDF

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Publication number
WO2009072627A1
WO2009072627A1 PCT/JP2008/072192 JP2008072192W WO2009072627A1 WO 2009072627 A1 WO2009072627 A1 WO 2009072627A1 JP 2008072192 W JP2008072192 W JP 2008072192W WO 2009072627 A1 WO2009072627 A1 WO 2009072627A1
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al2o3
zro2
refractory
furnace
particles
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PCT/JP2008/072192
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English (en)
French (fr)
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Yukihiro Ushimaru
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Agc Ceramics Co., Ltd.
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Application filed by Agc Ceramics Co., Ltd. filed Critical Agc Ceramics Co., Ltd.
Priority to JP2009544755A priority Critical patent/JP5706615B2/ja
Priority to CN2008801192374A priority patent/CN101883744B/zh
Priority to EP08857875.2A priority patent/EP2221286B1/en
Publication of WO2009072627A1 publication Critical patent/WO2009072627A1/ja
Priority to US12/794,839 priority patent/US8025824B2/en

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    • C04B33/00—Clay-wares
    • C04B33/02—Preparing or treating the raw materials individually or as batches
    • C04B33/13—Compounding ingredients
    • C04B33/132—Waste materials; Refuse; Residues
    • C04B33/1324—Recycled material, e.g. tile dust, stone waste, spent refractory material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
    • B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
    • B09B3/20—Agglomeration, binding or encapsulation of solid waste
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Abstract

　ＺｒＯ２及び／又はＡｌ２Ｏ３を含む使用済み耐火物を処理して、ＺｒＯ２、及びＡｌ２Ｏ３以外の成分を電鋳耐火物原料として実用上問題のないレベルまで低減させて、ＺｒＯ２成分及び／又はＡｌ２Ｏ３成分の含有量を上げて高純度とした高酸化性の耐火物粒子を簡便かつ、生産性よく製造する方法を提供する。 　本発明は、化学成分として、質量％で、ＺｒＯ２及び／又はＡｌ２Ｏ３：７５～９７％、ＳｉＯ２：２～２５％、Ｎａ２Ｏ、Ｋ２Ｏ及びＬｉ２Ｏを合量（Ｎａ２Ｏ＋Ｋ２Ｏ＋Ｌｉ２Ｏ）で：０．４～７％、ＣａＯ：２％以下、ＭｇＯ：２％以下、を含有する使用済み耐火物と、前記使用済み耐火物に対して外掛の質量％で１～８％であるカーボン粒子とを、溶融炉に投入しながら溶融し、溶融後、溶融物を出湯しながら圧縮空気を吹付けて、ＺｒＯ２及び／又はＡｌ２Ｏ３の含有量を増加させた耐火物粒子とする耐火物粒子の製造方法。
PCT/JP2008/072192 2007-12-06 2008-12-05 耐火物粒子の製造方法 WO2009072627A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2009544755A JP5706615B2 (ja) 2007-12-06 2008-12-05 耐火物粒子の製造方法
CN2008801192374A CN101883744B (zh) 2007-12-06 2008-12-05 耐火材料粒子的制造方法
EP08857875.2A EP2221286B1 (en) 2007-12-06 2008-12-05 Process for producing refractory particles
US12/794,839 US8025824B2 (en) 2007-12-06 2010-06-07 Process for producing refractory particles

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-316416 2007-12-06
JP2007316416 2007-12-06

Related Child Applications (1)

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US12/794,839 Continuation US8025824B2 (en) 2007-12-06 2010-06-07 Process for producing refractory particles

Publications (1)

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WO2009072627A1 true WO2009072627A1 (ja) 2009-06-11

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US (1) US8025824B2 (ja)
EP (1) EP2221286B1 (ja)
JP (1) JP5706615B2 (ja)
CN (1) CN101883744B (ja)
WO (1) WO2009072627A1 (ja)

Cited By (6)

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Publication number Priority date Publication date Assignee Title
JP2011025310A (ja) * 2009-06-30 2011-02-10 Itochu Ceratech Corp 球状耐火粒子及びそれからなる鋳物砂並びにそれを用いて得られた鋳型
CN101982230A (zh) * 2010-09-28 2011-03-02 大连隆田科技有限公司 脉冲小孔喷射批量制备均一粒子的方法及装置
EP2394972A1 (en) 2010-06-09 2011-12-14 AGC Ceramics Co., Ltd. Light-weight refractory aggregate
JP2013018657A (ja) * 2010-06-17 2013-01-31 Agc Ceramics Co Ltd 断熱キャスタブル用粉体組成物及びそれを用いた断熱キャスタブル
CN109534785A (zh) * 2018-12-27 2019-03-29 东北大学 一种人造球形的陶瓷复合砂
WO2019092908A1 (ja) * 2017-11-07 2019-05-16 Ａｇｃセラミックス株式会社 アルミナ・ジルコニア・シリカ質溶融鋳造耐火物およびガラス溶融窯

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BRPI0907498B1 (pt) * 2008-01-30 2019-03-26 Krosakiharima Corporation Matéria-prima para refratário de zircônia/mulita e placa/tijolo
KR101415633B1 (ko) 2012-12-12 2014-07-04 이재건 이트리아 함량을 최소화한 용융 안정화 지르코니아 비드로 만든 사파이어 단결정 성장로에 사용되는 내화물 제조장치
EP3053897B1 (de) * 2015-02-09 2017-02-01 Refractory Intellectual Property GmbH & Co. KG Versatz zur Herstellung eines feuerfesten Erzeugnisses, ein Verfahren zur Herstellung eines feuerfesten Erzeugnisses, ein feuerfestes Erzeugnis sowie die Verwendung eines feuerfesten Erzeugnisses
CN110678431B (zh) * 2017-05-19 2022-09-06 旭硝子陶瓷株式会社 造型用材料、功能剂、造型制品及制品
EP3453689B1 (en) * 2017-09-08 2020-08-26 AGC Ceramics Co., Ltd. High-zirconia electrocast refractory and method for manufacturing the same
JP7054683B2 (ja) * 2019-02-28 2022-04-14 サンゴバン・ティーエム株式会社 高アルミナ質溶融鋳造耐火物及びその製造方法
US20240010571A1 (en) * 2020-09-09 2024-01-11 Seramic Materials Limited Elaboration of ceramic materials made from refractory waste for high-temperature thermal energy storage applications

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JP2011025310A (ja) * 2009-06-30 2011-02-10 Itochu Ceratech Corp 球状耐火粒子及びそれからなる鋳物砂並びにそれを用いて得られた鋳型
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EP2221286B1 (en) 2014-03-12
JP5706615B2 (ja) 2015-04-22
CN101883744A (zh) 2010-11-10
US8025824B2 (en) 2011-09-27
EP2221286A4 (en) 2012-06-06

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