BE502309A - - Google Patents
Info
- Publication number
- BE502309A BE502309A BE502309DA BE502309A BE 502309 A BE502309 A BE 502309A BE 502309D A BE502309D A BE 502309DA BE 502309 A BE502309 A BE 502309A
- Authority
- BE
- Belgium
- Prior art keywords
- bath
- pickling
- steels
- metals
- passivation
- Prior art date
Links
- 229910052751 metal Inorganic materials 0.000 claims description 14
- 239000002184 metal Substances 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 13
- 238000005554 pickling Methods 0.000 claims description 11
- 239000002253 acid Substances 0.000 claims description 8
- 150000002739 metals Chemical class 0.000 claims description 7
- 238000002161 passivation Methods 0.000 claims description 7
- 239000007864 aqueous solution Substances 0.000 claims description 5
- 150000003839 salts Chemical class 0.000 claims description 4
- 239000000243 solution Substances 0.000 claims description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- -1 ferrous metals Chemical class 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 238000009877 rendering Methods 0.000 claims 2
- 229910000831 Steel Inorganic materials 0.000 description 13
- 239000010959 steel Substances 0.000 description 13
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 8
- 229910052759 nickel Inorganic materials 0.000 description 4
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 3
- 230000005587 bubbling Effects 0.000 description 3
- 229910052804 chromium Inorganic materials 0.000 description 3
- 239000011651 chromium Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 2
- 229910018487 Ni—Cr Inorganic materials 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 235000010633 broth Nutrition 0.000 description 2
- VNNRSPGTAMTISX-UHFFFAOYSA-N chromium nickel Chemical compound [Cr].[Ni] VNNRSPGTAMTISX-UHFFFAOYSA-N 0.000 description 2
- 238000005868 electrolysis reaction Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910017604 nitric acid Inorganic materials 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229910000669 Chrome steel Inorganic materials 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000021110 pickles Nutrition 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000007517 polishing process Methods 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE502309A true BE502309A (mo) |
Family
ID=143859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE502309D BE502309A (mo) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE502309A (mo) |
-
0
- BE BE502309D patent/BE502309A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CH513254A (fr) | Procédé de polissage chimique d'une surface d'acier inoxydable et solution concentrée pour sa mise en oeuvre | |
| JPH03501753A (ja) | 導電性材料製物品の電気化学加工方法 | |
| FR2556011A1 (fr) | Procede de traitement de surface de pieces en titane | |
| US2437474A (en) | Method of anodic cleaning | |
| EP0257671B1 (fr) | Procédé pour éliminer un revêtement comprenant du niobium sur un substrat | |
| FR2568270A2 (fr) | Procede de traitement de surface de pieces en titane | |
| JPS6357520B2 (mo) | ||
| US2473923A (en) | Electrolytic polishing process | |
| BE439113A (mo) | ||
| JP4678612B2 (ja) | 表面改質ステンレス鋼及び表面改質ステンレス鋼の処理方法 | |
| BE408376A (fr) | Procede de decapage a blanc des metaux | |
| RU2709913C1 (ru) | Способ нанесения гальванических покрытий на сложнопрофильные детали | |
| US526836A (en) | Process of retinning bath-tubs | |
| BE1003671A3 (fr) | Bains et procede pour le polissage chimique de surfaces en acier inoxydable. | |
| JPH04354900A (ja) | 銅または銅合金からなる材料の電解エッチング液 | |
| BE1008511A6 (fr) | Alliages de ruthenium avec palladium et/ou platine electrodeposes. | |
| WO1995026428A1 (fr) | Bains et procede pour le polissage chimique de surfaces en acier inoxydable | |
| US1114635A (en) | Method for cleaning metals. | |
| BE510121A (mo) | ||
| BE336427A (mo) | ||
| JPS5922797B2 (ja) | アルミニウム陽極酸化電解処理用陽極部材 | |
| JPS61207599A (ja) | 電解脱脂法 | |
| JP2008223051A (ja) | 化学研磨液及びＣｕ合金材の化学研磨方法 | |
| JPS6031919B2 (ja) | アルミニウム陽極酸化処理用陽極部材 | |
| BE496738A (mo) |