CN112692029A - 一种废耐火材料中氟化物、氰化物高效无害化方法 - Google Patents
一种废耐火材料中氟化物、氰化物高效无害化方法 Download PDFInfo
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- CN112692029A CN112692029A CN202011422108.1A CN202011422108A CN112692029A CN 112692029 A CN112692029 A CN 112692029A CN 202011422108 A CN202011422108 A CN 202011422108A CN 112692029 A CN112692029 A CN 112692029A
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- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 title claims abstract description 25
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 title claims abstract description 19
- 238000006243 chemical reaction Methods 0.000 claims abstract description 100
- 239000011737 fluorine Substances 0.000 claims abstract description 76
- 229910052731 fluorine Inorganic materials 0.000 claims abstract description 76
- 239000000706 filtrate Substances 0.000 claims abstract description 74
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims abstract description 65
- JMANVNJQNLATNU-UHFFFAOYSA-N oxalonitrile Chemical compound N#CC#N JMANVNJQNLATNU-UHFFFAOYSA-N 0.000 claims abstract description 48
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 45
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 40
- 239000000463 material Substances 0.000 claims abstract description 37
- 238000003756 stirring Methods 0.000 claims abstract description 28
- 239000004343 Calcium peroxide Substances 0.000 claims abstract description 23
- LHJQIRIGXXHNLA-UHFFFAOYSA-N calcium peroxide Chemical compound [Ca+2].[O-][O-] LHJQIRIGXXHNLA-UHFFFAOYSA-N 0.000 claims abstract description 23
- 235000019402 calcium peroxide Nutrition 0.000 claims abstract description 23
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 18
- 239000002893 slag Substances 0.000 claims abstract description 18
- 238000005868 electrolysis reaction Methods 0.000 claims abstract description 13
- 239000007788 liquid Substances 0.000 claims abstract description 11
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- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 16
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 claims description 11
- 229910001634 calcium fluoride Inorganic materials 0.000 claims description 11
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 10
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 8
- 238000004064 recycling Methods 0.000 claims description 8
- 230000002195 synergetic effect Effects 0.000 claims description 8
- 238000001914 filtration Methods 0.000 claims description 7
- 150000002222 fluorine compounds Chemical class 0.000 claims description 7
- 239000000047 product Substances 0.000 claims description 7
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 5
- 239000003513 alkali Substances 0.000 claims description 3
- 239000011575 calcium Substances 0.000 claims description 2
- 229910052791 calcium Inorganic materials 0.000 claims description 2
- 239000011777 magnesium Substances 0.000 claims description 2
- 229910052749 magnesium Inorganic materials 0.000 claims description 2
- 150000003839 salts Chemical class 0.000 claims description 2
- 150000002825 nitriles Chemical class 0.000 claims 5
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 abstract description 33
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 abstract description 17
- 239000000920 calcium hydroxide Substances 0.000 abstract description 17
- 229910001861 calcium hydroxide Inorganic materials 0.000 abstract description 17
- 239000004566 building material Substances 0.000 abstract description 8
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- 239000011734 sodium Substances 0.000 description 5
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- 159000000003 magnesium salts Chemical class 0.000 description 4
- 239000002920 hazardous waste Substances 0.000 description 3
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- 229910001635 magnesium fluoride Inorganic materials 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 2
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 2
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
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- 230000004048 modification Effects 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 150000003388 sodium compounds Chemical class 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- KKCBUQHMOMHUOY-UHFFFAOYSA-N sodium oxide Chemical compound [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 1
- 229910001948 sodium oxide Inorganic materials 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Removal Of Specific Substances (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
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Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1146493A (zh) * | 1995-08-28 | 1997-04-02 | 日本波克乃成株式会社 | 含卤离子电镀液中沉积阳极泥的处理方法及所用装置 |
CN105964660A (zh) * | 2016-05-27 | 2016-09-28 | 中南大学 | 一种无害化处理铝电解槽废槽衬的方法 |
CN106565120A (zh) * | 2016-11-07 | 2017-04-19 | 中国铝业股份有限公司 | 一种铝电解废槽衬的无害化处理利用方法 |
CN107088570A (zh) * | 2017-04-10 | 2017-08-25 | 中国铝业股份有限公司 | 一种铝电解废耐火材料的处理方法 |
KR101934756B1 (ko) * | 2017-09-29 | 2019-01-03 | 김대철 | 카본을 함유하는 폐 내화재의 탈탄방법 및 장치와 상기 방법에 의해 제조하는 내화원료 |
CN109332350A (zh) * | 2018-09-10 | 2019-02-15 | 新疆生产建设兵团第八师天山铝业股份有限公司 | 铝电解大修渣无害化处理方法 |
CN111333097A (zh) * | 2020-03-06 | 2020-06-26 | 眉山顺应循环再生资源有限公司 | 一种处理电解铝阴极炭块的方法 |
-
2020
- 2020-12-08 CN CN202011422108.1A patent/CN112692029B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1146493A (zh) * | 1995-08-28 | 1997-04-02 | 日本波克乃成株式会社 | 含卤离子电镀液中沉积阳极泥的处理方法及所用装置 |
CN105964660A (zh) * | 2016-05-27 | 2016-09-28 | 中南大学 | 一种无害化处理铝电解槽废槽衬的方法 |
CN106565120A (zh) * | 2016-11-07 | 2017-04-19 | 中国铝业股份有限公司 | 一种铝电解废槽衬的无害化处理利用方法 |
CN107088570A (zh) * | 2017-04-10 | 2017-08-25 | 中国铝业股份有限公司 | 一种铝电解废耐火材料的处理方法 |
KR101934756B1 (ko) * | 2017-09-29 | 2019-01-03 | 김대철 | 카본을 함유하는 폐 내화재의 탈탄방법 및 장치와 상기 방법에 의해 제조하는 내화원료 |
CN109332350A (zh) * | 2018-09-10 | 2019-02-15 | 新疆生产建设兵团第八师天山铝业股份有限公司 | 铝电解大修渣无害化处理方法 |
CN111333097A (zh) * | 2020-03-06 | 2020-06-26 | 眉山顺应循环再生资源有限公司 | 一种处理电解铝阴极炭块的方法 |
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