SE439025B - Sett att avlegsna oxidskikt fran ytan av varmvalsat rostfritt stal - Google Patents
Sett att avlegsna oxidskikt fran ytan av varmvalsat rostfritt stalInfo
- Publication number
- SE439025B SE439025B SE7907610A SE7907610A SE439025B SE 439025 B SE439025 B SE 439025B SE 7907610 A SE7907610 A SE 7907610A SE 7907610 A SE7907610 A SE 7907610A SE 439025 B SE439025 B SE 439025B
- Authority
- SE
- Sweden
- Prior art keywords
- solution
- stainless steel
- sulfuric acid
- remove
- rolled stainless
- Prior art date
Links
- 229910001220 stainless steel Inorganic materials 0.000 title claims description 11
- 239000010935 stainless steel Substances 0.000 title claims description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 11
- 235000016068 Berberis vulgaris Nutrition 0.000 claims description 7
- 241000335053 Beta vulgaris Species 0.000 claims description 7
- 238000005096 rolling process Methods 0.000 claims description 2
- 238000009210 therapy by ultrasound Methods 0.000 claims description 2
- 238000001816 cooling Methods 0.000 claims 1
- 238000005554 pickling Methods 0.000 description 8
- 239000000203 mixture Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 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
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 235000011149 sulphuric acid Nutrition 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
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010908 decantation Methods 0.000 description 1
- 230000007613 environmental effect Effects 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
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000010327 methods by industry Methods 0.000 description 1
- 239000003595 mist Substances 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
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000002110 toxicologic effect Effects 0.000 description 1
- 231100000027 toxicology Toxicity 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)
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7907610A SE439025B (sv) | 1979-09-13 | 1979-09-13 | Sett att avlegsna oxidskikt fran ytan av varmvalsat rostfritt stal |
| DE19803029525 DE3029525A1 (de) | 1979-09-13 | 1980-08-04 | Verfahren zur entfernung von oxidschichten von der oberflaeche von warmgewalztem, nichtrostendem stahl |
| GB8026245A GB2058140B (en) | 1979-09-13 | 1980-08-12 | Removing oxide scale from surface of stainless steel |
| ES494393A ES494393A0 (es) | 1979-09-13 | 1980-08-20 | Metodo de eliminar cascarilla de oxidos de la superficie de aceros inoxidables laminados en caliente |
| NL8004889A NL8004889A (nl) | 1979-09-13 | 1980-08-29 | Werkwijze voor het verwijderen van de oxydehuid van roestvrij staal. |
| JP12072980A JPS5641012A (en) | 1979-09-13 | 1980-09-02 | Method of removing oxide scale from surface of stainless steel hot rolled |
| IT24478/80A IT1132666B (it) | 1979-09-13 | 1980-09-05 | Metodo per eliminare scaglie di ossido dalla superficie di acciai inossidabili laminati a caldo |
| BE0/202093A BE885220A (fr) | 1979-09-13 | 1980-09-12 | Procede d'elimination de couches oxydees a partir de la surface d'acier |
| FR8019698A FR2465012A1 (fr) | 1979-09-13 | 1980-09-12 | Procede d'elimination de couches oxydees a partir de la surface d'acier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7907610A SE439025B (sv) | 1979-09-13 | 1979-09-13 | Sett att avlegsna oxidskikt fran ytan av varmvalsat rostfritt stal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7907610L SE7907610L (sv) | 1981-03-14 |
| SE439025B true SE439025B (sv) | 1985-05-28 |
Family
ID=20338819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7907610A SE439025B (sv) | 1979-09-13 | 1979-09-13 | Sett att avlegsna oxidskikt fran ytan av varmvalsat rostfritt stal |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS5641012A (it) |
| BE (1) | BE885220A (it) |
| DE (1) | DE3029525A1 (it) |
| ES (1) | ES494393A0 (it) |
| FR (1) | FR2465012A1 (it) |
| GB (1) | GB2058140B (it) |
| IT (1) | IT1132666B (it) |
| NL (1) | NL8004889A (it) |
| SE (1) | SE439025B (it) |
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 |
|---|---|
| IT8024478A0 (it) | 1980-09-05 |
| BE885220A (fr) | 1981-03-12 |
| NL8004889A (nl) | 1981-03-17 |
| FR2465012A1 (fr) | 1981-03-20 |
| GB2058140A (en) | 1981-04-08 |
| ES8202065A1 (es) | 1982-02-01 |
| SE7907610L (sv) | 1981-03-14 |
| ES494393A0 (es) | 1982-02-01 |
| IT1132666B (it) | 1986-07-02 |
| GB2058140B (en) | 1982-12-22 |
| JPS5641012A (en) | 1981-04-17 |
| DE3029525A1 (de) | 1981-04-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NUG | Patent has lapsed |
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