JP6719461B2 - ガラス溶融槽の上部構造内に投入するための耐火材料の製造方法並びに耐火成形体の分光放射強度の向上方法 - Google Patents
ガラス溶融槽の上部構造内に投入するための耐火材料の製造方法並びに耐火成形体の分光放射強度の向上方法 Download PDFInfo
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- JP6719461B2 JP6719461B2 JP2017526010A JP2017526010A JP6719461B2 JP 6719461 B2 JP6719461 B2 JP 6719461B2 JP 2017526010 A JP2017526010 A JP 2017526010A JP 2017526010 A JP2017526010 A JP 2017526010A JP 6719461 B2 JP6719461 B2 JP 6719461B2
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Description
Claims (13)
- 耐火材料のマトリクス中に1μm〜5μmの分光領域内および1000℃を超える温度で前記耐火材料の前記マトリクスの分光放射能力より高い分光放射能力を有する粒状物質が挿入されることを特徴とする、主成分としてSiO2、SiC並びに結合剤または結合剤混合物を含む、ガラス溶融槽の上部構造内に投入するための耐火材料の製造方法であって、前記粒状物質が、炭化ケイ素を含有した炭化ケイ素含有物質から成り、少なくとも1つの粒状SiO2原料および結合剤または結合剤混合物と圧縮可能なコンパウンドへ混合され、レンガに成形され、前記レンガが乾燥され続いて焼成されることを特徴とする、耐火材料の製造方法。
- 炭化ケイ素含有物質として粒径<1.5mmのSiCが混合され、前記材料中の炭化ケイ素の含有量が0.2重量%〜20重量%であり、結合剤または結合剤混合物としてスルホン酸リグニン、デキストリン、水酸化カルシウム、リン酸塩が組成中最大6重量%の割合で混合されることを特徴とする、請求項1に記載の方法。
- 前記炭化ケイ素含有物質がSiO2層を有することを特徴とする、請求項1または2に記載の方法。
- SiO2原料として少なくとも96重量%のSiO2含有量を有する無定形または結晶性SiO2または両者の混合物が0〜6mmの粒度で少なくとも78重量%の量で使用されることを特徴とする、請求項1〜3の何れか一項に記載の方法。
- 前記レンガが1200℃以上で焼成されることを特徴とする、請求項1〜4の何れか一項に記載の方法。
- 耐火材料のマトリクス中に1000℃を超える温度範囲で前記耐火材料の前記マトリクスの放射強度より少なくとも15%高い全放射強度を有する物質が埋め込まれることを特徴とする、成形され焼成された耐火材料の分光放射強度の向上方法であって、炭化ケイ素含有物質が、少なくとも1つの粒状SiO2原料およびスルホン酸リグニン、デキストリン、水酸化カルシウム、リン酸塩などの結合剤または結合剤混合物と水の添加のもとで圧縮可能なコンパウンドへ混合され、レンガに成形され、前記レンガが乾燥され続いて1200℃以上で焼成されることを特徴とする、分光放射強度の向上方法。
- 前記耐火材料がガラス溶融槽の上部構造内および側壁内に投入されるシリカレンガであることを特徴とする、請求項6に記載の方法。
- 前記耐火材料が少なくとも78重量%の二酸化ケイ素含有量を有し、前記耐火材料の前記マトリクス中に粒状の炭化ケイ素含有物質が分布され、前記材料中の炭化ケイ素の含有量が0.2重量%〜20重量%であり、最大6重量%のその他の物質を含み、その場合に合計が100重量%となることを特徴とする、請求項6または7に記載の方法。
- 前記マトリクスが少なくとも90重量%のSiO2含有量を有することを特徴とする、請求項6〜8の何れか一項に記載の方法。
- 前記レンガが1300℃〜1550℃で焼成されることを特徴とする、請求項6〜9の何れか一項に記載の方法。
- 炭化ケイ素含有物質としてSiCが投入されることを特徴とする、請求項6〜10の何れか一項に記載の方法。
- 炭化ケイ素含有物質としてSiO2表面層を有するSiC(炭化ケイ素)が投入されることを特徴とする、請求項6〜11の何れか一項に記載の方法。
- SiO2原料として無定形または結晶性SiO2または両者の混合物が少なくとも78重量%の量で混合されることを特徴とする、請求項6〜12の何れか一項に記載の方法。
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DE102014215214.3A DE102014215214A1 (de) | 2014-08-01 | 2014-08-01 | Geformtes, gebranntes, feuerfestes Material mit einem hohen spektralen Emissionsgrad, Verfahren zu seiner Herstellung sowie Verfahren zur Erhöhung des spektralen Emissionsgrades feuerfester Formkörper |
DE102014215214.3 | 2014-08-01 | ||
PCT/EP2015/067361 WO2016016295A1 (de) | 2014-08-01 | 2015-07-29 | Geformtes, gebranntes, feuerfestes material mit einem hohen spektralen emissionsgrad, verfahren zu seiner herstellung sowie verfahren zur erhöhung des spektralen emissionsgrades feuerfester formkörper |
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US (1) | US20170217837A1 (ja) |
EP (1) | EP3174838B1 (ja) |
JP (1) | JP6719461B2 (ja) |
CN (1) | CN107108378A (ja) |
DE (1) | DE102014215214A1 (ja) |
ES (1) | ES2699875T3 (ja) |
PL (1) | PL3174838T3 (ja) |
PT (1) | PT3174838T (ja) |
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US224180A (en) * | 1880-02-03 | Bag-tie | ||
US1012770A (en) * | 1910-08-10 | 1911-12-26 | Patrick J Dougherty | Air-brake coupling. |
GB880582A (en) * | 1959-06-27 | 1961-10-25 | Gen Refractories Ltd | Improvements in or relating to the manufacture of bonded silica bricks |
GB1012770A (en) * | 1964-03-07 | 1965-12-08 | Gen Refractories Ltd | Improvements in or relating to refractory silica bricks |
IT1078437B (it) | 1977-04-07 | 1985-05-08 | Negroni Eugenio | Muffola a nido d'ape per forni a bacino per la fusione del vetro |
JPS5913470B2 (ja) | 1977-09-10 | 1984-03-29 | 黒崎窯業株式会社 | 珪石レンガの製造方法 |
SU857078A1 (ru) * | 1979-07-30 | 1981-08-23 | Украинский научно-исследовательский институт огнеупоров | Шихта дл изготовлени огнеупоров |
SU1081150A1 (ru) * | 1982-09-24 | 1984-03-23 | Харьковский политехнический институт им.В.И.Ленина | Огнеупорна масса |
DE3705002A1 (de) * | 1987-02-17 | 1988-08-25 | Otto Feuerfest Gmbh | Silikastein sowie verfahren zu seiner herstellung |
SU1587027A1 (ru) * | 1988-05-30 | 1990-08-23 | Центральный Научно-Исследовательский Институт Строительных Конструкций Им.В.А.Кучеренко | Огнеупорна масса |
DE3908124A1 (de) * | 1989-03-13 | 1990-09-20 | Didier Werke Ag | Verfahren zur herstellung von silikasteinen mit erhoehter rohdichte |
US5668072A (en) | 1996-05-09 | 1997-09-16 | Equity Enterprises | High emissivity coating |
DE19722035A1 (de) * | 1997-05-27 | 1998-12-03 | Dillinger Huettenwerke Ag | Verfahren zur Wiederverwertung eines Feuerfestausbruches |
JP3815877B2 (ja) * | 1998-01-05 | 2006-08-30 | 株式会社ノリタケカンパニーリミテド | 窯炉および耐火物 |
WO2002024599A1 (en) * | 2000-09-22 | 2002-03-28 | Premier Refractories Belgium S.A. | Refractory article |
CN101279859B (zh) * | 2003-03-26 | 2012-01-04 | 圣戈本陶瓷及塑料股份有限公司 | 具有氧化层的碳化硅陶瓷部件 |
US6921431B2 (en) | 2003-09-09 | 2005-07-26 | Wessex Incorporated | Thermal protective coating for ceramic surfaces |
US20120208142A1 (en) * | 2005-06-17 | 2012-08-16 | Huimin Zhou | Heat exchanger device with heat-radiative coating |
JP5554085B2 (ja) * | 2010-02-23 | 2014-07-23 | 日本碍子株式会社 | 加熱装置の運転方法 |
EP2502892A1 (en) * | 2011-03-21 | 2012-09-26 | Center for Abrasives and Refractories Research & Development C.A.R.R.D. GmbH | Shaped or unshaped refractory or kiln furniture composition |
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UA119988C2 (uk) | 2019-09-10 |
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CN107108378A (zh) | 2017-08-29 |
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