JP4445256B2 - 廃棄物溶融炉用クロムフリー不定形耐火物およびこれを内張りした廃棄物溶融炉 - Google Patents
廃棄物溶融炉用クロムフリー不定形耐火物およびこれを内張りした廃棄物溶融炉 Download PDFInfo
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- JP4445256B2 JP4445256B2 JP2003434591A JP2003434591A JP4445256B2 JP 4445256 B2 JP4445256 B2 JP 4445256B2 JP 2003434591 A JP2003434591 A JP 2003434591A JP 2003434591 A JP2003434591 A JP 2003434591A JP 4445256 B2 JP4445256 B2 JP 4445256B2
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- Prior art keywords
- melting furnace
- refractory
- waste melting
- alumina
- amorphous refractory
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- 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.)
- Expired - Lifetime
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- 238000002844 melting Methods 0.000 title claims description 37
- 230000008018 melting Effects 0.000 title claims description 37
- 239000002699 waste material Substances 0.000 title claims description 37
- 239000002270 dispersing agent Substances 0.000 claims description 27
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 20
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 14
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 14
- 239000011575 calcium Substances 0.000 claims description 14
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 14
- 229920000570 polyether Polymers 0.000 claims description 14
- 150000001875 compounds Chemical class 0.000 claims description 13
- 239000011230 binding agent Substances 0.000 claims description 10
- 238000001816 cooling Methods 0.000 claims description 10
- 239000002994 raw material Substances 0.000 claims description 10
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims description 7
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 7
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 7
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 7
- 235000010216 calcium carbonate Nutrition 0.000 claims description 7
- 239000001110 calcium chloride Substances 0.000 claims description 7
- 229910001628 calcium chloride Inorganic materials 0.000 claims description 7
- 235000011148 calcium chloride Nutrition 0.000 claims description 7
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 7
- 239000000920 calcium hydroxide Substances 0.000 claims description 7
- 235000011116 calcium hydroxide Nutrition 0.000 claims description 7
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 7
- MKJXYGKVIBWPFZ-UHFFFAOYSA-L calcium lactate Chemical compound [Ca+2].CC(O)C([O-])=O.CC(O)C([O-])=O MKJXYGKVIBWPFZ-UHFFFAOYSA-L 0.000 claims description 7
- 239000001527 calcium lactate Substances 0.000 claims description 7
- 235000011086 calcium lactate Nutrition 0.000 claims description 7
- 229960002401 calcium lactate Drugs 0.000 claims description 7
- 239000004571 lime Substances 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 238000005259 measurement Methods 0.000 claims description 6
- 239000011819 refractory material Substances 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 5
- 238000004458 analytical method Methods 0.000 claims description 4
- 239000011823 monolithic refractory Substances 0.000 claims description 3
- 238000005266 casting Methods 0.000 claims description 2
- 230000007797 corrosion Effects 0.000 description 22
- 238000005260 corrosion Methods 0.000 description 22
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 17
- 239000002893 slag Substances 0.000 description 15
- 238000004901 spalling Methods 0.000 description 15
- 239000000463 material Substances 0.000 description 13
- 238000010276 construction Methods 0.000 description 12
- MCMNRKCIXSYSNV-UHFFFAOYSA-N ZrO2 Inorganic materials O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 11
- 230000000694 effects Effects 0.000 description 10
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 9
- 230000000052 comparative effect Effects 0.000 description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 239000002253 acid Substances 0.000 description 6
- 239000011449 brick Substances 0.000 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 description 5
- 230000003628 erosive effect Effects 0.000 description 5
- 238000002309 gasification Methods 0.000 description 5
- 230000001788 irregular Effects 0.000 description 5
- 239000000395 magnesium oxide Substances 0.000 description 5
- 239000000843 powder Substances 0.000 description 5
- 229910010271 silicon carbide Inorganic materials 0.000 description 5
- 239000011734 sodium Substances 0.000 description 5
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical group C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 4
- 229910004298 SiO 2 Inorganic materials 0.000 description 4
- 239000003513 alkali Substances 0.000 description 4
- QDOXWKRWXJOMAK-UHFFFAOYSA-N dichromium trioxide Chemical compound O=[Cr]O[Cr]=O QDOXWKRWXJOMAK-UHFFFAOYSA-N 0.000 description 4
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 3
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 3
- 239000004568 cement Substances 0.000 description 3
- 229910000423 chromium oxide Inorganic materials 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical group [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 3
- 239000000377 silicon dioxide Substances 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- JOPOVCBBYLSVDA-UHFFFAOYSA-N chromium(6+) Chemical compound [Cr+6] JOPOVCBBYLSVDA-UHFFFAOYSA-N 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 238000009415 formwork Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920001495 poly(sodium acrylate) polymer Polymers 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- NNMHYFLPFNGQFZ-UHFFFAOYSA-M sodium polyacrylate Chemical compound [Na+].[O-]C(=O)C=C NNMHYFLPFNGQFZ-UHFFFAOYSA-M 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- WURBVZBTWMNKQT-UHFFFAOYSA-N 1-(4-chlorophenoxy)-3,3-dimethyl-1-(1,2,4-triazol-1-yl)butan-2-one Chemical compound C1=NC=NN1C(C(=O)C(C)(C)C)OC1=CC=C(Cl)C=C1 WURBVZBTWMNKQT-UHFFFAOYSA-N 0.000 description 1
- HGUFODBRKLSHSI-UHFFFAOYSA-N 2,3,7,8-tetrachloro-dibenzo-p-dioxin Chemical compound O1C2=CC(Cl)=C(Cl)C=C2OC2=C1C=C(Cl)C(Cl)=C2 HGUFODBRKLSHSI-UHFFFAOYSA-N 0.000 description 1
- -1 CaO compound Chemical class 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 229920002125 Sokalan® Polymers 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- ILRRQNADMUWWFW-UHFFFAOYSA-K aluminium phosphate Chemical compound O1[Al]2OP1(=O)O2 ILRRQNADMUWWFW-UHFFFAOYSA-K 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 229910021538 borax Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000011362 coarse particle Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000011038 discontinuous diafiltration by volume reduction Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229940005740 hexametaphosphate Drugs 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 239000010813 municipal solid waste Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000006864 oxidative decomposition reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 239000004584 polyacrylic acid Substances 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 235000015424 sodium Nutrition 0.000 description 1
- HELHAJAZNSDZJO-OLXYHTOASA-L sodium L-tartrate Chemical compound [Na+].[Na+].[O-]C(=O)[C@H](O)[C@@H](O)C([O-])=O HELHAJAZNSDZJO-OLXYHTOASA-L 0.000 description 1
- 229960004599 sodium borate Drugs 0.000 description 1
- 239000001509 sodium citrate Substances 0.000 description 1
- NLJMYIDDQXHKNR-UHFFFAOYSA-K sodium citrate Chemical compound O.O.[Na+].[Na+].[Na+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O NLJMYIDDQXHKNR-UHFFFAOYSA-K 0.000 description 1
- 229960001790 sodium citrate Drugs 0.000 description 1
- 235000011083 sodium citrates Nutrition 0.000 description 1
- GCLGEJMYGQKIIW-UHFFFAOYSA-H sodium hexametaphosphate Chemical compound [Na]OP1(=O)OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])O1 GCLGEJMYGQKIIW-UHFFFAOYSA-H 0.000 description 1
- 235000019982 sodium hexametaphosphate Nutrition 0.000 description 1
- 239000001433 sodium tartrate Substances 0.000 description 1
- 229960002167 sodium tartrate Drugs 0.000 description 1
- 235000011004 sodium tartrates Nutrition 0.000 description 1
- 235000010339 sodium tetraborate Nutrition 0.000 description 1
- 235000019832 sodium triphosphate Nutrition 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 229910052596 spinel Inorganic materials 0.000 description 1
- 239000011029 spinel Substances 0.000 description 1
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 239000001577 tetrasodium phosphonato phosphate Substances 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- VXYADVIJALMOEQ-UHFFFAOYSA-K tris(lactato)aluminium Chemical compound CC(O)C(=O)O[Al](OC(=O)C(C)O)OC(=O)C(C)O VXYADVIJALMOEQ-UHFFFAOYSA-K 0.000 description 1
- BSVBQGMMJUBVOD-UHFFFAOYSA-N trisodium borate Chemical compound [Na+].[Na+].[Na+].[O-]B([O-])[O-] BSVBQGMMJUBVOD-UHFFFAOYSA-N 0.000 description 1
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- Gasification And Melting Of Waste (AREA)
- Ceramic Products (AREA)
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
Description
廃棄物溶融炉に使用される耐火物は、定形耐火物と不定形耐火物とに大別される。定形耐火物の施工はレンガ積み作業を伴い、重労働でしかも高度な技術を要する。そこで近年は不定形耐火物による内張りが汎用されている。
Claims (4)
- アルミナ主材の耐火性原料、結合剤およびカルボキシル基含有ポリエーテル系分散剤を含み、且つ消石灰、石灰、炭酸カルシウム、塩化カルシウムまたは乳酸カルシウムから選ばれる一種または二種以上のCa化合物を耐火性原料と結合剤の合計量に対する外掛けで0.01〜1質量%添加した組成よりなる不定形耐火物であって、流し込み施工後、養生、乾燥した成形体の測定において、化学分析値がAl2O3含有量96質量%超、見掛気孔率が10%以下である廃棄物溶融炉用クロムフリー不定形耐火物。
- 見掛気孔率が5.0〜8.5%である請求項1記載の廃棄物溶融炉用クロムフリー不定形耐火物。
- 請求項1または2記載のクロムフリー不定形耐火物を内張りした廃棄物溶融炉。
- 廃棄物溶融炉が水冷装置を備えた請求項3記載の廃棄物溶融炉。
Priority Applications (1)
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JP2003434591A JP4445256B2 (ja) | 2002-12-27 | 2003-12-26 | 廃棄物溶融炉用クロムフリー不定形耐火物およびこれを内張りした廃棄物溶融炉 |
Applications Claiming Priority (2)
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JP2002381997 | 2002-12-27 | ||
JP2003434591A JP4445256B2 (ja) | 2002-12-27 | 2003-12-26 | 廃棄物溶融炉用クロムフリー不定形耐火物およびこれを内張りした廃棄物溶融炉 |
Publications (2)
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JP2004217517A JP2004217517A (ja) | 2004-08-05 |
JP4445256B2 true JP4445256B2 (ja) | 2010-04-07 |
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JP2003434591A Expired - Lifetime JP4445256B2 (ja) | 2002-12-27 | 2003-12-26 | 廃棄物溶融炉用クロムフリー不定形耐火物およびこれを内張りした廃棄物溶融炉 |
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Families Citing this family (1)
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JP6384511B2 (ja) * | 2016-04-27 | 2018-09-05 | Jfeスチール株式会社 | キャスタブル耐火物 |
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- 2003-12-26 JP JP2003434591A patent/JP4445256B2/ja not_active Expired - Lifetime
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