JP7454045B2 - 鋼の電気支援酸洗 - Google Patents
鋼の電気支援酸洗 Download PDFInfo
- Publication number
- JP7454045B2 JP7454045B2 JP2022530240A JP2022530240A JP7454045B2 JP 7454045 B2 JP7454045 B2 JP 7454045B2 JP 2022530240 A JP2022530240 A JP 2022530240A JP 2022530240 A JP2022530240 A JP 2022530240A JP 7454045 B2 JP7454045 B2 JP 7454045B2
- Authority
- JP
- Japan
- Prior art keywords
- pickling
- bath
- metal strip
- alternating current
- process according
- 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.)
- Active
Links
- 238000005554 pickling Methods 0.000 title claims description 149
- 229910000831 Steel Inorganic materials 0.000 title claims description 16
- 239000010959 steel Substances 0.000 title claims description 16
- 229910052751 metal Inorganic materials 0.000 claims description 41
- 239000002184 metal Substances 0.000 claims description 41
- 238000000034 method Methods 0.000 claims description 33
- 239000002253 acid Substances 0.000 claims description 19
- 150000003839 salts Chemical class 0.000 claims description 9
- IXCSERBJSXMMFS-UHFFFAOYSA-N hcl hcl Chemical compound Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 claims 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 12
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000005097 cold rolling Methods 0.000 description 3
- 238000004090 dissolution Methods 0.000 description 3
- 229910004283 SiO 4 Inorganic materials 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000011449 brick Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000003618 dip coating Methods 0.000 description 2
- 229920001903 high density polyethylene Polymers 0.000 description 2
- 239000004700 high-density polyethylene Substances 0.000 description 2
- 238000005098 hot rolling Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- -1 polypropylene Polymers 0.000 description 2
- 229920005629 polypropylene homopolymer Polymers 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 229920001875 Ebonite Polymers 0.000 description 1
- 229910015372 FeAl Inorganic materials 0.000 description 1
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 1
- 229910016583 MnAl Inorganic materials 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 229910052840 fayalite Inorganic materials 0.000 description 1
- 239000010438 granite Substances 0.000 description 1
- 239000011019 hematite Substances 0.000 description 1
- 229910052595 hematite Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 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 description 1
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000001103 potassium chloride Substances 0.000 description 1
- 235000011164 potassium chloride Nutrition 0.000 description 1
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 description 1
- 229910052939 potassium sulfate Inorganic materials 0.000 description 1
- 235000011151 potassium sulphates Nutrition 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000011029 spinel Substances 0.000 description 1
- 229910052596 spinel Inorganic materials 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F1/00—Electrolytic cleaning, degreasing, pickling or descaling
- C25F1/02—Pickling; Descaling
- C25F1/04—Pickling; Descaling in solution
- C25F1/06—Iron or steel
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F7/00—Constructional parts, or assemblies thereof, of cells for electrolytic removal of material from objects; Servicing or operating
-
- 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
- C23G3/00—Apparatus for cleaning or pickling metallic material
- C23G3/02—Apparatus for cleaning or pickling metallic material for cleaning wires, strips, filaments continuously
- C23G3/021—Apparatus for cleaning or pickling metallic material for cleaning wires, strips, filaments continuously by dipping
-
- 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
- C23G3/00—Apparatus for cleaning or pickling metallic material
- C23G3/02—Apparatus for cleaning or pickling metallic material for cleaning wires, strips, filaments continuously
- C23G3/027—Associated apparatus, e.g. for pretreating or after-treating
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F7/00—Constructional parts, or assemblies thereof, of cells for electrolytic removal of material from objects; Servicing or operating
- C25F7/02—Regeneration of process liquids
-
- 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)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/IB2019/060108 WO2021105738A1 (en) | 2019-11-25 | 2019-11-25 | Electro-assisted pickling of steel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2023503143A JP2023503143A (ja) | 2023-01-26 |
| JP7454045B2 true JP7454045B2 (ja) | 2024-03-21 |
Family
ID=68696500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022530240A Active JP7454045B2 (ja) | 2019-11-25 | 2019-11-25 | 鋼の電気支援酸洗 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US20220411952A1 (es) |
| EP (1) | EP4065754A1 (es) |
| JP (1) | JP7454045B2 (es) |
| KR (1) | KR20220084392A (es) |
| CN (1) | CN114599824B (es) |
| CA (1) | CA3158225C (es) |
| MX (1) | MX2022006290A (es) |
| UA (1) | UA128807C2 (es) |
| WO (1) | WO2021105738A1 (es) |
| ZA (1) | ZA202203727B (es) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4455374A1 (de) | 2023-04-24 | 2024-10-30 | ThyssenKrupp Steel Europe AG | Verfahren zum elektrolytischen beizen eines warmbands |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002050344A1 (en) | 2000-12-18 | 2002-06-27 | Centro Sviluppo Materiali S.P.A. | Continuous electrolytic pickling and descaling of carbon steel and stainless |
| WO2002086199A2 (en) | 2001-04-24 | 2002-10-31 | Centro Sviluppo Materiali S.P.A. | Continuous electrolytic descaling of stainless steel |
| US20030075456A1 (en) | 2000-01-17 | 2003-04-24 | John Collins | Electrolytic treatment |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8517606D0 (en) * | 1985-07-12 | 1985-08-21 | Bekaert Sa Nv | Cleaning by electrochemical pickling |
| JPH05295600A (ja) * | 1992-04-17 | 1993-11-09 | Nisshin Steel Co Ltd | ステンレス鋼帯の連続脱スケール方法及び装置 |
| TW296988B (es) | 1993-09-17 | 1997-02-01 | Hitachi Ltd | |
| JPH10259500A (ja) * | 1997-03-19 | 1998-09-29 | Daido Steel Co Ltd | 線材の電解脱スケール装置 |
| JP4177476B2 (ja) * | 1997-03-26 | 2008-11-05 | 新日本製鐵株式会社 | 鋼帯の連続洗浄方法及びその装置 |
-
2019
- 2019-11-25 CA CA3158225A patent/CA3158225C/en active Active
- 2019-11-25 CN CN201980101585.7A patent/CN114599824B/zh active Active
- 2019-11-25 UA UAA202202150A patent/UA128807C2/uk unknown
- 2019-11-25 MX MX2022006290A patent/MX2022006290A/es unknown
- 2019-11-25 KR KR1020227016969A patent/KR20220084392A/ko not_active Application Discontinuation
- 2019-11-25 EP EP19809651.3A patent/EP4065754A1/en active Pending
- 2019-11-25 WO PCT/IB2019/060108 patent/WO2021105738A1/en unknown
- 2019-11-25 JP JP2022530240A patent/JP7454045B2/ja active Active
- 2019-11-25 US US17/778,498 patent/US20220411952A1/en active Pending
-
2022
- 2022-03-31 ZA ZA2022/03727A patent/ZA202203727B/en unknown
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030075456A1 (en) | 2000-01-17 | 2003-04-24 | John Collins | Electrolytic treatment |
| WO2002050344A1 (en) | 2000-12-18 | 2002-06-27 | Centro Sviluppo Materiali S.P.A. | Continuous electrolytic pickling and descaling of carbon steel and stainless |
| WO2002086199A2 (en) | 2001-04-24 | 2002-10-31 | Centro Sviluppo Materiali S.P.A. | Continuous electrolytic descaling of stainless steel |
Also Published As
| Publication number | Publication date |
|---|---|
| US20220411952A1 (en) | 2022-12-29 |
| JP2023503143A (ja) | 2023-01-26 |
| CA3158225A1 (en) | 2021-06-03 |
| EP4065754A1 (en) | 2022-10-05 |
| KR20220084392A (ko) | 2022-06-21 |
| WO2021105738A1 (en) | 2021-06-03 |
| CN114599824A (zh) | 2022-06-07 |
| UA128807C2 (uk) | 2024-10-23 |
| ZA202203727B (en) | 2023-05-31 |
| MX2022006290A (es) | 2022-06-09 |
| CN114599824B (zh) | 2023-12-22 |
| CA3158225C (en) | 2024-01-16 |
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