NL8004889A - Werkwijze voor het verwijderen van de oxydehuid van roestvrij staal. - Google Patents
Werkwijze voor het verwijderen van de oxydehuid van roestvrij staal. Download PDFInfo
- Publication number
- NL8004889A NL8004889A NL8004889A NL8004889A NL8004889A NL 8004889 A NL8004889 A NL 8004889A NL 8004889 A NL8004889 A NL 8004889A NL 8004889 A NL8004889 A NL 8004889A NL 8004889 A NL8004889 A NL 8004889A
- Authority
- NL
- Netherlands
- Prior art keywords
- stainless steel
- sulfuric acid
- oxide
- oxide skin
- wire
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 16
- 229910001220 stainless steel Inorganic materials 0.000 title claims description 15
- 239000010935 stainless steel Substances 0.000 title claims description 14
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 3
- 238000007654 immersion Methods 0.000 claims description 3
- 238000009210 therapy by ultrasound Methods 0.000 claims description 2
- 239000000203 mixture Substances 0.000 description 7
- 238000002474 experimental method Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 229910000372 mercury(II) sulfate Inorganic materials 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- UUZZMWZGAZGXSF-UHFFFAOYSA-N peroxynitric acid Chemical compound OON(=O)=O UUZZMWZGAZGXSF-UHFFFAOYSA-N 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 238000000137 annealing Methods 0.000 description 2
- 239000003518 caustics Substances 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 238000005554 pickling Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000010908 decantation Methods 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- -1 hydrochloric Chemical class 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- GQPLMRYTRLFLPF-UHFFFAOYSA-N nitrous oxide Inorganic materials [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 1
- 235000011007 phosphoric acid Nutrition 0.000 description 1
- 150000003016 phosphoric acids Chemical class 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
- 239000001117 sulphuric acid Substances 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 230000002110 toxicologic effect Effects 0.000 description 1
- 231100000027 toxicology Toxicity 0.000 description 1
- 238000005303 weighing Methods 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
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
- C23G1/08—Iron or steel
- C23G1/081—Iron or steel solutions containing H2SO4
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 (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7907610 | 1979-09-13 | ||
| SE7907610A SE439025B (sv) | 1979-09-13 | 1979-09-13 | Sett att avlegsna oxidskikt fran ytan av varmvalsat rostfritt stal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL8004889A true NL8004889A (nl) | 1981-03-17 |
Family
ID=20338819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL8004889A NL8004889A (nl) | 1979-09-13 | 1980-08-29 | Werkwijze voor het verwijderen van de oxydehuid van roestvrij staal. |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS5641012A (fr) |
| BE (1) | BE885220A (fr) |
| DE (1) | DE3029525A1 (fr) |
| ES (1) | ES494393A0 (fr) |
| FR (1) | FR2465012A1 (fr) |
| GB (1) | GB2058140B (fr) |
| IT (1) | IT1132666B (fr) |
| NL (1) | NL8004889A (fr) |
| SE (1) | SE439025B (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NO175906C (no) * | 1992-05-18 | 1995-01-04 | Leif Inge Aanestad | Fremgangsmåte for metallbelegging av innvendige flater i tanker og rör |
| TW416996B (en) * | 1996-05-24 | 2001-01-01 | Armco Inc | Hydrogen peroxide pickling of stainless steel |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB385429A (en) * | 1931-12-31 | 1932-12-29 | Wiggin & Co Ltd Henry | Improvements relating to the treatment of corrosion or heat-resisting alloys to remove oxide scale therefrom |
| US2605775A (en) * | 1947-02-21 | 1952-08-05 | Superior Steel Corp | Process of teating cold rolled straight chrome type stainless steel |
| US2895856A (en) * | 1955-12-15 | 1959-07-21 | United States Steel Corp | Method of pickling chromium-containing steel tubes |
| US2981643A (en) * | 1958-02-19 | 1961-04-25 | Russell D Baybarz | Process for descaling and decontaminating metals |
-
1979
- 1979-09-13 SE SE7907610A patent/SE439025B/sv not_active IP Right Cessation
-
1980
- 1980-08-04 DE DE19803029525 patent/DE3029525A1/de not_active Withdrawn
- 1980-08-12 GB GB8026245A patent/GB2058140B/en not_active Expired
- 1980-08-20 ES ES494393A patent/ES494393A0/es active Granted
- 1980-08-29 NL NL8004889A patent/NL8004889A/nl not_active Application Discontinuation
- 1980-09-02 JP JP12072980A patent/JPS5641012A/ja active Pending
- 1980-09-05 IT IT24478/80A patent/IT1132666B/it active
- 1980-09-12 BE BE0/202093A patent/BE885220A/fr not_active IP Right Cessation
- 1980-09-12 FR FR8019698A patent/FR2465012A1/fr active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB2058140A (en) | 1981-04-08 |
| GB2058140B (en) | 1982-12-22 |
| SE439025B (sv) | 1985-05-28 |
| ES8202065A1 (es) | 1982-02-01 |
| BE885220A (fr) | 1981-03-12 |
| ES494393A0 (es) | 1982-02-01 |
| JPS5641012A (en) | 1981-04-17 |
| IT1132666B (it) | 1986-07-02 |
| DE3029525A1 (de) | 1981-04-02 |
| FR2465012A1 (fr) | 1981-03-20 |
| SE7907610L (sv) | 1981-03-14 |
| IT8024478A0 (it) | 1980-09-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A85 | Still pending on 85-01-01 | ||
| BV | The patent application has lapsed |