CN1968551A - 用于减少石墨电极消耗的保护层的处理工艺及装置 - Google Patents
用于减少石墨电极消耗的保护层的处理工艺及装置 Download PDFInfo
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- CN1968551A CN1968551A CN 200510047756 CN200510047756A CN1968551A CN 1968551 A CN1968551 A CN 1968551A CN 200510047756 CN200510047756 CN 200510047756 CN 200510047756 A CN200510047756 A CN 200510047756A CN 1968551 A CN1968551 A CN 1968551A
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- graphite electrode
- coating
- maceration extract
- protective layer
- treatment process
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 115
- 239000010439 graphite Substances 0.000 title claims abstract description 115
- 229910002804 graphite Inorganic materials 0.000 title claims abstract description 115
- 238000000034 method Methods 0.000 title claims abstract description 64
- 239000011241 protective layer Substances 0.000 title claims abstract description 15
- 239000011248 coating agent Substances 0.000 claims abstract description 42
- 238000000576 coating method Methods 0.000 claims abstract description 42
- 238000005507 spraying Methods 0.000 claims abstract description 16
- 238000007598 dipping method Methods 0.000 claims abstract description 12
- 238000002803 maceration Methods 0.000 claims description 26
- 238000010438 heat treatment Methods 0.000 claims description 17
- 238000005470 impregnation Methods 0.000 claims description 16
- 239000000843 powder Substances 0.000 claims description 16
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 12
- 238000006277 sulfonation reaction Methods 0.000 claims description 10
- 238000001704 evaporation Methods 0.000 claims description 9
- 230000008020 evaporation Effects 0.000 claims description 9
- 239000000945 filler Substances 0.000 claims description 9
- 239000011253 protective coating Substances 0.000 claims description 9
- 238000005245 sintering Methods 0.000 claims description 9
- 229910016006 MoSi Inorganic materials 0.000 claims description 8
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 7
- 238000005516 engineering process Methods 0.000 claims description 7
- 229910021344 molybdenum silicide Inorganic materials 0.000 claims description 7
- 229920001296 polysiloxane Polymers 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- YXTPWUNVHCYOSP-UHFFFAOYSA-N bis($l^{2}-silanylidene)molybdenum Chemical compound [Si]=[Mo]=[Si] YXTPWUNVHCYOSP-UHFFFAOYSA-N 0.000 claims description 6
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims description 6
- 239000004327 boric acid Substances 0.000 claims description 6
- 239000010410 layer Substances 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 238000012856 packing Methods 0.000 claims description 6
- 238000001238 wet grinding Methods 0.000 claims description 6
- 239000007921 spray Substances 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 3
- 239000006185 dispersion Substances 0.000 claims description 3
- 229920001971 elastomer Polymers 0.000 claims description 3
- 239000008187 granular material Substances 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 239000008267 milk Substances 0.000 claims description 3
- 210000004080 milk Anatomy 0.000 claims description 3
- 235000013336 milk Nutrition 0.000 claims description 3
- 239000003973 paint Substances 0.000 claims description 3
- 229920006395 saturated elastomer Polymers 0.000 claims description 3
- 239000004575 stone Substances 0.000 claims description 3
- 238000010792 warming Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 10
- 238000007254 oxidation reaction Methods 0.000 description 10
- 230000003647 oxidation Effects 0.000 description 9
- 238000007670 refining Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000003064 anti-oxidating effect Effects 0.000 description 2
- 239000010426 asphalt Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000009847 ladle furnace Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000010718 Oxidation Activity Effects 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- FHKPLLOSJHHKNU-INIZCTEOSA-N [(3S)-3-[8-(1-ethyl-5-methylpyrazol-4-yl)-9-methylpurin-6-yl]oxypyrrolidin-1-yl]-(oxan-4-yl)methanone Chemical compound C(C)N1N=CC(=C1C)C=1N(C2=NC=NC(=C2N=1)O[C@@H]1CN(CC1)C(=O)C1CCOCC1)C FHKPLLOSJHHKNU-INIZCTEOSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000007743 anodising Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000036760 body temperature Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 150000001721 carbon Chemical group 0.000 description 1
- 239000011280 coal tar Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 description 1
- 238000009845 electric arc furnace steelmaking Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000007770 graphite material Substances 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910003465 moissanite Inorganic materials 0.000 description 1
- GALOTNBSUVEISR-UHFFFAOYSA-N molybdenum;silicon Chemical compound [Mo]#[Si] GALOTNBSUVEISR-UHFFFAOYSA-N 0.000 description 1
- 229910052863 mullite Inorganic materials 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 235000019353 potassium silicate Nutrition 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000010301 surface-oxidation reaction Methods 0.000 description 1
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Abstract
Description
实例 | 成分 | 消耗 | 效果 |
未做处理石墨电极 | - | 17.94kg(平均) | - |
实例1 | 5%B2O3+8%MoSi2+8%TiO2+10%Cr2O3+10%Al2O3+余量磺化硅树脂 | 15.60kg | 减少消耗13% |
实例2 | 8%B2O3+l0%MoSi2+5%TiO2+3%Cr2O3+3%Al2O3+余量磺化硅树脂 | 15.35kg | 减少消耗14% |
实例3 | 8%B2O3+15%MoSi2+10%TiO2+7%Cr2O3+8%Al2O3+余量磺化硅树脂 | 15.07kg | 减少消耗16% |
实例4 | 浸渍液成分:15%硼酸+1%硅化钼+10%NNO扩散剂+1%盐酸(4N)+水进行浸渍处理 | 15.50kg | 减少消耗13% |
实例5 | 浸渍液成分:25%硼酸+3%硅化钼+5%NNO扩散剂+3%盐酸(4N)+水涂料成分:8%B2O3+10%MoSi2+8%TiO2+7%Cr2O3+10%Al2O3+余量磺化硅树脂进行浸渍处理后喷涂涂料0.3mm | 13.45kg | 减少消耗25% |
Claims (7)
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CNB2005100477562A CN100505959C (zh) | 2005-11-16 | 2005-11-16 | 用于减少石墨电极消耗的保护层的处理工艺及装置 |
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CNB2005100477562A CN100505959C (zh) | 2005-11-16 | 2005-11-16 | 用于减少石墨电极消耗的保护层的处理工艺及装置 |
Publications (2)
Publication Number | Publication Date |
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CN1968551A true CN1968551A (zh) | 2007-05-23 |
CN100505959C CN100505959C (zh) | 2009-06-24 |
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CNB2005100477562A Expired - Fee Related CN100505959C (zh) | 2005-11-16 | 2005-11-16 | 用于减少石墨电极消耗的保护层的处理工艺及装置 |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101289618B (zh) * | 2008-06-12 | 2011-11-30 | 成都蓉光炭素股份有限公司 | 石墨电极冷浸抗氧液 |
CN103255469A (zh) * | 2013-06-03 | 2013-08-21 | 英利能源(中国)有限公司 | 石墨加热器、石墨电极和降低硅片中碳含量的方法 |
CN103302005A (zh) * | 2012-03-15 | 2013-09-18 | 林州市裕通碳素有限公司 | 一体化浸渍方法及设备 |
CN104530942A (zh) * | 2014-12-30 | 2015-04-22 | 陕西师范大学 | 导电抗氧化自愈合石墨电极涂料 |
CN109847896A (zh) * | 2018-11-23 | 2019-06-07 | 华中科技大学 | 利用光热快速升温预处理的废弃石墨电极破碎方法 |
CN110526742A (zh) * | 2019-09-04 | 2019-12-03 | 鞍钢股份有限公司 | 一种提高lf石墨电极使用寿命的浸渍液 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11572292B2 (en) | 2019-03-14 | 2023-02-07 | King Fahd University Of Petroleum And Minerals | Copper-boron-ferrite graphite silica-sol composites |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4588700A (en) * | 1982-08-02 | 1986-05-13 | Nalco Chemical Company | Coating to prevent the oxidation of electrodes during electric furnace steel making |
-
2005
- 2005-11-16 CN CNB2005100477562A patent/CN100505959C/zh not_active Expired - Fee Related
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101289618B (zh) * | 2008-06-12 | 2011-11-30 | 成都蓉光炭素股份有限公司 | 石墨电极冷浸抗氧液 |
CN103302005A (zh) * | 2012-03-15 | 2013-09-18 | 林州市裕通碳素有限公司 | 一体化浸渍方法及设备 |
CN103302005B (zh) * | 2012-03-15 | 2014-12-10 | 林州市天工科技有限公司 | 一体化浸渍方法及设备 |
CN103255469A (zh) * | 2013-06-03 | 2013-08-21 | 英利能源(中国)有限公司 | 石墨加热器、石墨电极和降低硅片中碳含量的方法 |
CN104530942A (zh) * | 2014-12-30 | 2015-04-22 | 陕西师范大学 | 导电抗氧化自愈合石墨电极涂料 |
CN109847896A (zh) * | 2018-11-23 | 2019-06-07 | 华中科技大学 | 利用光热快速升温预处理的废弃石墨电极破碎方法 |
CN110526742A (zh) * | 2019-09-04 | 2019-12-03 | 鞍钢股份有限公司 | 一种提高lf石墨电极使用寿命的浸渍液 |
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CN100505959C (zh) | 2009-06-24 |
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Application publication date: 20070523 Assignee: ANGANG GROUP ALUMINIUM POWDER CO.,LTD. Assignor: ANGANG STEEL COMPANY LIMITED Contract record no.: 2013210000034 Denomination of invention: Protective layer treatment process and apparatus for reducing graphite electrode loss Granted publication date: 20090624 License type: Exclusive License Record date: 20130417 |
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