JP7375715B2 - 不定形耐火物の継ぎ足し施工方法 - Google Patents
不定形耐火物の継ぎ足し施工方法 Download PDFInfo
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- JP7375715B2 JP7375715B2 JP2020160395A JP2020160395A JP7375715B2 JP 7375715 B2 JP7375715 B2 JP 7375715B2 JP 2020160395 A JP2020160395 A JP 2020160395A JP 2020160395 A JP2020160395 A JP 2020160395A JP 7375715 B2 JP7375715 B2 JP 7375715B2
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- Japan
- Prior art keywords
- monolithic
- alumina
- refractories
- carbon
- slag
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000011823 monolithic refractory Substances 0.000 title claims description 102
- 238000010276 construction Methods 0.000 title claims description 23
- 239000002893 slag Substances 0.000 claims description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 31
- 229910052799 carbon Inorganic materials 0.000 claims description 28
- 238000000034 method Methods 0.000 claims description 17
- 229910052710 silicon Inorganic materials 0.000 claims description 14
- 239000010703 silicon Substances 0.000 claims description 14
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 8
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 5
- KMWBBMXGHHLDKL-UHFFFAOYSA-N [AlH3].[Si] Chemical compound [AlH3].[Si] KMWBBMXGHHLDKL-UHFFFAOYSA-N 0.000 claims description 5
- UAMZXLIURMNTHD-UHFFFAOYSA-N dialuminum;magnesium;oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[Mg+2].[Al+3].[Al+3] UAMZXLIURMNTHD-UHFFFAOYSA-N 0.000 claims description 5
- 229910052596 spinel Inorganic materials 0.000 claims description 5
- 239000011029 spinel Substances 0.000 claims description 5
- 239000000853 adhesive Substances 0.000 description 14
- 230000001070 adhesive effect Effects 0.000 description 14
- 238000005452 bending Methods 0.000 description 9
- 239000002994 raw material Substances 0.000 description 9
- 238000007670 refining Methods 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000011819 refractory material Substances 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 239000011230 binding agent Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 2
- NIPNSKYNPDTRPC-UHFFFAOYSA-N N-[2-oxo-2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 NIPNSKYNPDTRPC-UHFFFAOYSA-N 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000013001 point bending Methods 0.000 description 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000009469 supplementation Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Landscapes
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
Description
(1)不定形耐火物の継ぎ足し施工方法であって、継ぎ足し施工する不定形耐火物の継ぎ足し面におけるスラグが付着した付着面の面積率を50%以下にした後に、前記継ぎ足し面に新たな不定形耐火物を継ぎ足し施工する、不定形耐火物の継ぎ足し施工方法。
(2)前記継ぎ足し面に0.010g/cm2以上0.250g/cm2以下の水を付着させた後に、新たな不定形耐火物を継ぎ足し施工する、(1)に記載の不定形耐火物の継ぎ足し施工方法。
(3)前記不定形耐火物は、アルミナ-マグネシア質、アルミナ-スピネル質、アルミナ-マグネシア-カーボン質、アルミナ-スピネル-カーボン質、アルミナ-炭化ケイ素-カーボン質、アルミナ-ろう石-炭化ケイ素-カーボン質、炭化ケイ素-アルミナ-カーボン質、または、アルミナ-カーボン-炭化ケイ素質の不定形耐火物である、(1)または(2)に記載の不定形耐火物の継ぎ足し施工方法。
Claims (2)
- 不定形耐火物の継ぎ足し施工方法であって、
継ぎ足し施工する不定形耐火物の継ぎ足し面におけるスラグが付着した付着面の面積率を50%以下にし、前記継ぎ足し面に0.010g/cm2以上0.250g/cm2以下の水を付着させた後に、前記継ぎ足し面に新たな不定形耐火物を継ぎ足し施工する、不定形耐火物の継ぎ足し施工方法。 - 前記不定形耐火物は、アルミナ-マグネシア質、アルミナ-スピネル質、アルミナ-マグネシア-カーボン質、アルミナ-スピネル-カーボン質、アルミナ-炭化ケイ素-カーボン質、アルミナ-ろう石-炭化ケイ素-カーボン質、炭化ケイ素-アルミナ-カーボン質、または、アルミナ-カーボン-炭化ケイ素質の不定形耐火物である、請求項1に記載の不定形耐火物の継ぎ足し施工方法。
Priority Applications (1)
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JP2020160395A JP7375715B2 (ja) | 2020-09-25 | 2020-09-25 | 不定形耐火物の継ぎ足し施工方法 |
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JP2020160395A JP7375715B2 (ja) | 2020-09-25 | 2020-09-25 | 不定形耐火物の継ぎ足し施工方法 |
Publications (2)
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JP2022053646A JP2022053646A (ja) | 2022-04-06 |
JP7375715B2 true JP7375715B2 (ja) | 2023-11-08 |
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JP2020160395A Active JP7375715B2 (ja) | 2020-09-25 | 2020-09-25 | 不定形耐火物の継ぎ足し施工方法 |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001009566A (ja) | 1999-06-29 | 2001-01-16 | Kobe Steel Ltd | タンディッシュのライニング構造 |
JP2001343192A (ja) | 2000-05-31 | 2001-12-14 | Kawasaki Steel Corp | 不定形耐火物の湿式吹付け施工方法 |
JP2004317097A (ja) | 2003-04-21 | 2004-11-11 | Shinagawa Refract Co Ltd | 横鋳込み施工によるランスパイプの被覆不定形耐火物の施工方法 |
JP2016172647A (ja) | 2015-03-16 | 2016-09-29 | 品川リフラクトリーズ株式会社 | 補修用不定形耐火物 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5494406A (en) * | 1978-01-10 | 1979-07-26 | Nippon Steel Corp | Repair method employing irregular-shape refractory |
JPS586869B2 (ja) * | 1979-03-02 | 1983-02-07 | 新日本製鐵株式会社 | 溶融金属容器のライニングの補修方法 |
JPS5772758A (en) * | 1980-10-27 | 1982-05-07 | Nippon Steel Corp | Method for repairing tundish for continuous casting |
JPS60159587A (ja) * | 1984-01-28 | 1985-08-21 | 新日本製鐵株式会社 | 耐火ライニングの火焔溶射補修方法 |
JPS61137656A (ja) * | 1984-12-07 | 1986-06-25 | Nippon Steel Corp | タンデイツシユ内張ライニングの清浄方法 |
JP2766660B2 (ja) * | 1989-02-23 | 1998-06-18 | 川崎炉材株式会社 | 溶融金属容器の補修方法 |
JPH0633179B2 (ja) * | 1989-06-17 | 1994-05-02 | 黒崎窯業株式会社 | 流し込み用不定形耐火物 |
JPH03134487A (ja) * | 1989-10-20 | 1991-06-07 | Sumitomo Metal Ind Ltd | 不定形耐火物の施工方法 |
-
2020
- 2020-09-25 JP JP2020160395A patent/JP7375715B2/ja active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001009566A (ja) | 1999-06-29 | 2001-01-16 | Kobe Steel Ltd | タンディッシュのライニング構造 |
JP2001343192A (ja) | 2000-05-31 | 2001-12-14 | Kawasaki Steel Corp | 不定形耐火物の湿式吹付け施工方法 |
JP2004317097A (ja) | 2003-04-21 | 2004-11-11 | Shinagawa Refract Co Ltd | 横鋳込み施工によるランスパイプの被覆不定形耐火物の施工方法 |
JP2016172647A (ja) | 2015-03-16 | 2016-09-29 | 品川リフラクトリーズ株式会社 | 補修用不定形耐火物 |
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