DE1546188A1 - Verfahren zum salzsauren Eisenbeizen,Spuelen und Regenerieren der Salzsaeure - Google Patents
Verfahren zum salzsauren Eisenbeizen,Spuelen und Regenerieren der SalzsaeureInfo
- Publication number
- DE1546188A1 DE1546188A1 DE19651546188 DE1546188A DE1546188A1 DE 1546188 A1 DE1546188 A1 DE 1546188A1 DE 19651546188 DE19651546188 DE 19651546188 DE 1546188 A DE1546188 A DE 1546188A DE 1546188 A1 DE1546188 A1 DE 1546188A1
- Authority
- DE
- Germany
- Prior art keywords
- pickling
- water
- rinsing
- hydrochloric acid
- solution
- 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.)
- Pending
Links
- 238000005554 pickling Methods 0.000 title claims description 42
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 title claims description 38
- 238000000034 method Methods 0.000 title claims description 17
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims description 10
- 229910052742 iron Inorganic materials 0.000 title claims description 5
- 230000001172 regenerating effect Effects 0.000 title claims 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 26
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 claims description 14
- 229910000041 hydrogen chloride Inorganic materials 0.000 claims description 14
- 239000008237 rinsing water Substances 0.000 claims description 11
- 239000007789 gas Substances 0.000 claims description 10
- 238000010521 absorption reaction Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 8
- 229910021577 Iron(II) chloride Inorganic materials 0.000 claims description 6
- NMCUIPGRVMDVDB-UHFFFAOYSA-L iron dichloride Chemical compound Cl[Fe]Cl NMCUIPGRVMDVDB-UHFFFAOYSA-L 0.000 claims description 6
- 239000007921 spray Substances 0.000 claims description 6
- 238000009835 boiling Methods 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 230000007935 neutral effect Effects 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 2
- 239000006227 byproduct Substances 0.000 claims 1
- LIKBJVNGSGBSGK-UHFFFAOYSA-N iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Fe+3].[Fe+3] LIKBJVNGSGBSGK-UHFFFAOYSA-N 0.000 claims 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims 1
- 239000002253 acid Substances 0.000 description 11
- 230000002378 acidificating effect Effects 0.000 description 11
- 239000000243 solution Substances 0.000 description 11
- 238000005406 washing Methods 0.000 description 8
- 239000002351 wastewater Substances 0.000 description 5
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 229910000358 iron sulfate Inorganic materials 0.000 description 2
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 159000000014 iron salts Chemical class 0.000 description 1
- -1 iron sulfate Chemical class 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000012487 rinsing solution Substances 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/36—Regeneration of waste pickling liquors
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT665A AT262723B (de) | 1965-01-04 | 1965-01-04 | Verfahren zum Beizen von Eisen mit Salzsäure, Spülen des Beizgutes und Regenerieren der Salzsäure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1546188A1 true DE1546188A1 (de) | 1970-02-26 |
Family
ID=3479116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19651546188 Pending DE1546188A1 (de) | 1965-01-04 | 1965-12-22 | Verfahren zum salzsauren Eisenbeizen,Spuelen und Regenerieren der Salzsaeure |
Country Status (3)
| Country | Link |
|---|---|
| AT (1) | AT262723B (cg-RX-API-DMAC7.html) |
| DE (1) | DE1546188A1 (cg-RX-API-DMAC7.html) |
| SE (1) | SE313717B (cg-RX-API-DMAC7.html) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2730646C3 (de) | 1977-07-07 | 1982-04-01 | Metallgesellschaft Ag, 6000 Frankfurt | Verfahren zur thermischen Spaltung von Metallchloriden zwei- oder mehrwertiger Metalle |
| AT413697B (de) * | 2001-11-07 | 2006-05-15 | Andritz Ag Maschf | Verfahren zur behandlung säurehältiger abwässer |
-
1965
- 1965-01-04 AT AT665A patent/AT262723B/de active
- 1965-12-22 DE DE19651546188 patent/DE1546188A1/de active Pending
- 1965-12-29 SE SE1688765A patent/SE313717B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| SE313717B (cg-RX-API-DMAC7.html) | 1969-08-18 |
| AT262723B (de) | 1968-06-25 |
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