DE1621558B2 - - Google Patents
Info
- Publication number
- DE1621558B2 DE1621558B2 DE19511621558 DE1621558A DE1621558B2 DE 1621558 B2 DE1621558 B2 DE 1621558B2 DE 19511621558 DE19511621558 DE 19511621558 DE 1621558 A DE1621558 A DE 1621558A DE 1621558 B2 DE1621558 B2 DE 1621558B2
- Authority
- DE
- Germany
- Prior art keywords
- scale
- pickling
- bath
- metal
- reduced
- 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
- 238000005554 pickling Methods 0.000 claims description 33
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 22
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 18
- 239000002184 metal Substances 0.000 claims description 18
- 229910052751 metal Inorganic materials 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 18
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 14
- 229910052742 iron Inorganic materials 0.000 claims description 12
- 235000011121 sodium hydroxide Nutrition 0.000 claims description 6
- 229910000104 sodium hydride Inorganic materials 0.000 claims description 5
- 150000004678 hydrides Chemical class 0.000 claims description 4
- 235000011118 potassium hydroxide Nutrition 0.000 claims description 4
- KEAYESYHFKHZAL-UHFFFAOYSA-N Sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 claims description 3
- 239000003513 alkali Substances 0.000 claims description 3
- 239000012312 sodium hydride Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 claims description 2
- 230000007797 corrosion Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 claims description 2
- KKCBUQHMOMHUOY-UHFFFAOYSA-N sodium oxide Chemical compound [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 claims description 2
- 229910001948 sodium oxide Inorganic materials 0.000 claims description 2
- 239000000463 material Substances 0.000 claims 5
- 238000004140 cleaning Methods 0.000 claims 4
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims 4
- 239000000203 mixture Substances 0.000 claims 4
- 230000008901 benefit Effects 0.000 claims 3
- 238000010791 quenching Methods 0.000 claims 3
- 230000000171 quenching effect Effects 0.000 claims 3
- 238000002844 melting Methods 0.000 claims 2
- 230000008018 melting Effects 0.000 claims 2
- 101100165177 Caenorhabditis elegans bath-15 gene Proteins 0.000 claims 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims 1
- 229910000831 Steel Inorganic materials 0.000 claims 1
- 229910000272 alkali metal oxide Inorganic materials 0.000 claims 1
- 238000005452 bending Methods 0.000 claims 1
- 238000005422 blasting Methods 0.000 claims 1
- 230000001680 brushing effect Effects 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 claims 1
- 230000001419 dependent effect Effects 0.000 claims 1
- 238000007598 dipping method Methods 0.000 claims 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims 1
- 150000002739 metals Chemical class 0.000 claims 1
- 239000004576 sand Substances 0.000 claims 1
- 229910052708 sodium Inorganic materials 0.000 claims 1
- 239000011734 sodium Substances 0.000 claims 1
- 239000010959 steel Substances 0.000 claims 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- 230000009189 diving Effects 0.000 description 2
- 230000005496 eutectics Effects 0.000 description 2
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 description 2
- 239000003112 inhibitor Substances 0.000 description 2
- 238000002835 absorbance Methods 0.000 description 1
- 238000011088 calibration curve Methods 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 235000010299 hexamethylene tetramine Nutrition 0.000 description 1
- 239000004312 hexamethylene tetramine Substances 0.000 description 1
- WTDHULULXKLSOZ-UHFFFAOYSA-N hydroxylamine hydrochloride Substances Cl.ON WTDHULULXKLSOZ-UHFFFAOYSA-N 0.000 description 1
- WCYJQVALWQMJGE-UHFFFAOYSA-M hydroxylammonium chloride Chemical compound [Cl-].O[NH3+] WCYJQVALWQMJGE-UHFFFAOYSA-M 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000005764 inhibitory process Effects 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
- C23G1/28—Cleaning or pickling metallic material with solutions or molten salts with molten salts
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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19511621558 DE1621558A1 (de) | 1951-01-28 | 1951-01-28 | Verfahren zur Entfernung von Zunder von stark verzunderten Metalloberflaechen |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19511621558 DE1621558A1 (de) | 1951-01-28 | 1951-01-28 | Verfahren zur Entfernung von Zunder von stark verzunderten Metalloberflaechen |
| DED0051764 | 1966-12-13 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE1621558A1 DE1621558A1 (de) | 1971-05-06 |
| DE1621558B2 true DE1621558B2 (enrdf_load_stackoverflow) | 1973-09-27 |
| DE1621558C3 DE1621558C3 (enrdf_load_stackoverflow) | 1974-05-16 |
Family
ID=25753800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19511621558 Granted DE1621558A1 (de) | 1951-01-28 | 1951-01-28 | Verfahren zur Entfernung von Zunder von stark verzunderten Metalloberflaechen |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE1621558A1 (enrdf_load_stackoverflow) |
-
1951
- 1951-01-28 DE DE19511621558 patent/DE1621558A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE1621558C3 (enrdf_load_stackoverflow) | 1974-05-16 |
| DE1621558A1 (de) | 1971-05-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2359021A1 (de) | Beizloesung und verfahren zum beizen von metallen | |
| DE69114265T3 (de) | Verfahren zum Beizen und Passivieren von rostfreiem Stahl ohne Verwendung von Salpetersäure. | |
| DE60215629T2 (de) | Verfahren zum beizen von rostfreiem stahl unter verwendung von wasserstoffperoxid | |
| DE1095623B (de) | Einen Inhibitor enthaltendes Saeurebad zum Reinigen und Beizen von Metalloberflaechen | |
| DE1621558C3 (enrdf_load_stackoverflow) | ||
| DE60207225T2 (de) | Wasserstoffperoxid-beizen von siliciumhaltigen elektrostrahlqualitäten | |
| DE3222532C2 (enrdf_load_stackoverflow) | ||
| DE522922C (de) | Beizloesungen fuer Metalle | |
| DE3217145A1 (de) | Verfahren zum reinigen, entfetten sowie aktivieren von metalloberflaechen | |
| DE663772C (de) | Verfahren zum Ziehen von Rohren aus Eisen bzw. Eisenlegierungen ueber Stahlstangen | |
| DD267265A5 (de) | Verfahren zum entfernen von zunder und oxyden von metallen, metallegierungen, insbesondere legierten staehlen, hochlegierten staehlen und kohlestaehlen mittels eines eisen (iii)-ionen enthaltenden beizbades | |
| DE277793C (enrdf_load_stackoverflow) | ||
| DE821905C (de) | Verfahren zum Beizen, insbesondere von Staehlen | |
| AT106221B (de) | Verfahren zur Verhütung der Oxydation von Magnesium und dessen Legierungen. | |
| AT121995B (de) | Verfahren zum Befreien von Metallkörpern von einer sie bedeckenden Bleischichte. | |
| DE435931C (de) | Verfahren zur Verhuetung der Oxydation von Magnesium und dessen Legierungen | |
| DE977620C (de) | Verfahren zum Erzeugen von Oxalatueberzuegen auf der Oberflaeche von Metallen, insbesondere von Edelstaehlen | |
| AT67209B (de) | Verfahren zur Reinigung von Metallwaren vor Anbringung eines Überzuges aus Email oder dgl. | |
| AT244116B (de) | Verfahren zur Vorbehandlung von Metalloberflächen vor dem Emaillieren | |
| DE1546123A1 (de) | Verfahren zum Erzeugen besonders reiner Eisen- und Stahloberflaechen | |
| DE686249C (de) | Verfahren zum Herstellen blanker Oberflaechen an Gegenstaenden aus Messing oder aehnlichen metallischen Werkstoffen, die nach der Kaltverarbeitung geglueht wurden | |
| AT159500B (de) | Verfahren zur Reinigung von Metalloberflächen. | |
| AT95843B (de) | Verfahren zur Verzinnung von Eisen, insbesondere Gußeisen. | |
| DE3534009C2 (enrdf_load_stackoverflow) | ||
| DE961094C (de) | Verfahren zur Vorbehandlung von legierten Staehlen vor der Kaltverformung |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| E77 | Valid patent as to the heymanns-index 1977 | ||
| EHJ | Ceased/non-payment of the annual fee |