CN1038497C - 盐酸二氯化铁溶液的纯化方法 - Google Patents
盐酸二氯化铁溶液的纯化方法 Download PDFInfo
- Publication number
- CN1038497C CN1038497C CN94119075A CN94119075A CN1038497C CN 1038497 C CN1038497 C CN 1038497C CN 94119075 A CN94119075 A CN 94119075A CN 94119075 A CN94119075 A CN 94119075A CN 1038497 C CN1038497 C CN 1038497C
- Authority
- CN
- China
- Prior art keywords
- soln
- vessel
- hydrochloric acid
- hydroxide
- silica
- 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.)
- Expired - Lifetime
Links
- 238000000034 method Methods 0.000 title claims description 24
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 title claims description 15
- NMCUIPGRVMDVDB-UHFFFAOYSA-L iron dichloride Chemical compound Cl[Fe]Cl NMCUIPGRVMDVDB-UHFFFAOYSA-L 0.000 title claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 17
- NCNCGGDMXMBVIA-UHFFFAOYSA-L iron(ii) hydroxide Chemical compound [OH-].[OH-].[Fe+2] NCNCGGDMXMBVIA-UHFFFAOYSA-L 0.000 claims abstract description 12
- 229910052742 iron Inorganic materials 0.000 claims abstract description 8
- 229960004887 ferric hydroxide Drugs 0.000 claims abstract description 6
- IEECXTSVVFWGSE-UHFFFAOYSA-M iron(3+);oxygen(2-);hydroxide Chemical compound [OH-].[O-2].[Fe+3] IEECXTSVVFWGSE-UHFFFAOYSA-M 0.000 claims abstract description 6
- 239000002002 slurry Substances 0.000 claims description 19
- 238000001556 precipitation Methods 0.000 claims description 12
- 229910021506 iron(II) hydroxide Inorganic materials 0.000 claims description 11
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 claims description 9
- 235000012239 silicon dioxide Nutrition 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims description 7
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 7
- 239000002562 thickening agent Substances 0.000 claims description 6
- 239000002244 precipitate Substances 0.000 claims description 4
- 230000014759 maintenance of location Effects 0.000 claims description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims 2
- 229910021529 ammonia Inorganic materials 0.000 claims 1
- 239000012141 concentrate Substances 0.000 claims 1
- 229960002089 ferrous chloride Drugs 0.000 claims 1
- 229910052739 hydrogen Inorganic materials 0.000 claims 1
- 239000001257 hydrogen Substances 0.000 claims 1
- -1 hydrogen ferric oxide Chemical class 0.000 claims 1
- 230000003647 oxidation Effects 0.000 abstract description 6
- 238000007254 oxidation reaction Methods 0.000 abstract description 6
- 238000005554 pickling Methods 0.000 abstract description 3
- 238000003860 storage Methods 0.000 abstract description 3
- 238000011109 contamination Methods 0.000 abstract description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 8
- 239000000377 silicon dioxide Substances 0.000 abstract 4
- 239000010802 sludge Substances 0.000 abstract 3
- 239000003513 alkali Substances 0.000 abstract 2
- 238000013019 agitation Methods 0.000 abstract 1
- 239000003344 environmental pollutant Substances 0.000 abstract 1
- 235000014413 iron hydroxide Nutrition 0.000 abstract 1
- 230000003472 neutralizing effect Effects 0.000 abstract 1
- 231100000719 pollutant Toxicity 0.000 abstract 1
- 238000004064 recycling Methods 0.000 abstract 1
- 239000012535 impurity Substances 0.000 description 9
- 230000008676 import Effects 0.000 description 8
- 239000000243 solution Substances 0.000 description 8
- 238000010521 absorption reaction Methods 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000002161 passivation Methods 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 2
- 239000003637 basic solution Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005868 electrolysis reaction Methods 0.000 description 2
- 239000012065 filter cake Substances 0.000 description 2
- 238000006386 neutralization reaction Methods 0.000 description 2
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 description 2
- 230000001376 precipitating effect Effects 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 208000002173 dizziness Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 235000021110 pickles Nutrition 0.000 description 1
- 238000011417 postcuring Methods 0.000 description 1
- 238000000247 postprecipitation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
- C01G49/02—Oxides; Hydroxides
- C01G49/04—Ferrous oxide [FeO]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating agents
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Removal Of Specific Substances (AREA)
- Compounds Of Iron (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT0256893A AT400042B (de) | 1993-12-20 | 1993-12-20 | Verfahren zum reinigen wässriger, salzsaurer lösungen |
| ATA2568/93 | 1993-12-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1108218A CN1108218A (zh) | 1995-09-13 |
| CN1038497C true CN1038497C (zh) | 1998-05-27 |
Family
ID=3536619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN94119075A Expired - Lifetime CN1038497C (zh) | 1993-12-20 | 1994-12-20 | 盐酸二氯化铁溶液的纯化方法 |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPH07204411A (de) |
| KR (1) | KR100190305B1 (de) |
| CN (1) | CN1038497C (de) |
| AT (1) | AT400042B (de) |
| TW (1) | TW272178B (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100430521C (zh) * | 2006-04-28 | 2008-11-05 | 中冶南方工程技术有限公司 | 盐酸废液净化处理工艺 |
-
1993
- 1993-12-20 AT AT0256893A patent/AT400042B/de not_active IP Right Cessation
-
1994
- 1994-12-06 JP JP6302400A patent/JPH07204411A/ja active Pending
- 1994-12-08 TW TW083111437A patent/TW272178B/zh not_active IP Right Cessation
- 1994-12-19 KR KR1019940035091A patent/KR100190305B1/ko not_active IP Right Cessation
- 1994-12-20 CN CN94119075A patent/CN1038497C/zh not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH07204411A (ja) | 1995-08-08 |
| ATA256893A (de) | 1995-01-15 |
| KR950017729A (ko) | 1995-07-20 |
| KR100190305B1 (ko) | 1999-06-01 |
| AT400042B (de) | 1995-09-25 |
| TW272178B (de) | 1996-03-11 |
| CN1108218A (zh) | 1995-09-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20141220 Granted publication date: 19980527 |