FR2149542A1 - Electrolytically oxidising chromium impregnated - steel - to prevent scale formation - Google Patents
Electrolytically oxidising chromium impregnated - steel - to prevent scale formationInfo
- Publication number
- FR2149542A1 FR2149542A1 FR7229548A FR7229548A FR2149542A1 FR 2149542 A1 FR2149542 A1 FR 2149542A1 FR 7229548 A FR7229548 A FR 7229548A FR 7229548 A FR7229548 A FR 7229548A FR 2149542 A1 FR2149542 A1 FR 2149542A1
- Authority
- FR
- France
- Prior art keywords
- steel
- scale formation
- prevent scale
- chromium impregnated
- impregnated
- 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.)
- Granted
Links
- 229910000831 Steel Inorganic materials 0.000 title abstract 2
- 230000015572 biosynthetic process Effects 0.000 title abstract 2
- 239000010959 steel Substances 0.000 title abstract 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 title 1
- 229910052804 chromium Inorganic materials 0.000 title 1
- 239000011651 chromium Substances 0.000 title 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 abstract 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 abstract 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 abstract 1
- 229910052742 iron Inorganic materials 0.000 abstract 1
- 239000011780 sodium chloride Substances 0.000 abstract 1
- 239000001117 sulphuric acid Substances 0.000 abstract 1
- 235000011149 sulphuric acid Nutrition 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F3/00—Electrolytic etching or polishing
- C25F3/02—Etching
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F3/00—Electrolytic etching or polishing
- C25F3/02—Etching
- C25F3/06—Etching of 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)
- Electrochemical Coating By Surface Reaction (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6258271A JPS5021302B2 (enrdf_load_stackoverflow) | 1971-08-19 | 1971-08-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2149542A1 true FR2149542A1 (en) | 1973-03-30 |
| FR2149542B1 FR2149542B1 (enrdf_load_stackoverflow) | 1977-12-23 |
Family
ID=13204443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7229548A Granted FR2149542A1 (en) | 1971-08-19 | 1972-08-18 | Electrolytically oxidising chromium impregnated - steel - to prevent scale formation |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS5021302B2 (enrdf_load_stackoverflow) |
| FR (1) | FR2149542A1 (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3741292A1 (de) * | 1987-12-05 | 1989-06-15 | Repenning Detlev | Verfahren zur herstellung harter mehrlagiger schichten |
| WO2021204702A1 (de) * | 2020-04-06 | 2021-10-14 | Aesculap Ag | Verfahren zum oberflächenbehandeln und/oder herstellen eines medizintechnischen produkts sowie ein medizintechnisches produkt |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5399268A (en) * | 1977-02-12 | 1978-08-30 | Shiyouki Chiyou | Low temperature fabrication process of polyethylene telephthalate |
-
1971
- 1971-08-19 JP JP6258271A patent/JPS5021302B2/ja not_active Expired
-
1972
- 1972-08-18 FR FR7229548A patent/FR2149542A1/fr active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3741292A1 (de) * | 1987-12-05 | 1989-06-15 | Repenning Detlev | Verfahren zur herstellung harter mehrlagiger schichten |
| WO2021204702A1 (de) * | 2020-04-06 | 2021-10-14 | Aesculap Ag | Verfahren zum oberflächenbehandeln und/oder herstellen eines medizintechnischen produkts sowie ein medizintechnisches produkt |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4828338A (enrdf_load_stackoverflow) | 1973-04-14 |
| FR2149542B1 (enrdf_load_stackoverflow) | 1977-12-23 |
| JPS5021302B2 (enrdf_load_stackoverflow) | 1975-07-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |