DE1900466A1 - Salzbad zur Entzunderung von Metallen,insbesondere von Eisen und Eisenlegierungen - Google Patents
Salzbad zur Entzunderung von Metallen,insbesondere von Eisen und EisenlegierungenInfo
- Publication number
- DE1900466A1 DE1900466A1 DE19691900466 DE1900466A DE1900466A1 DE 1900466 A1 DE1900466 A1 DE 1900466A1 DE 19691900466 DE19691900466 DE 19691900466 DE 1900466 A DE1900466 A DE 1900466A DE 1900466 A1 DE1900466 A1 DE 1900466A1
- Authority
- DE
- Germany
- Prior art keywords
- iron
- salt bath
- metals
- descaling
- nitrate
- 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.)
- Pending
Links
- 150000003839 salts Chemical class 0.000 title claims description 11
- 229910052751 metal Inorganic materials 0.000 title claims description 10
- 239000002184 metal Substances 0.000 title claims description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims description 8
- 150000002739 metals Chemical class 0.000 title claims description 8
- 229910000640 Fe alloy Inorganic materials 0.000 title claims description 4
- 229910052742 iron Inorganic materials 0.000 title claims description 4
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 18
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 claims description 14
- 235000010333 potassium nitrate Nutrition 0.000 claims description 7
- 239000004323 potassium nitrate Substances 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 229910001868 water Inorganic materials 0.000 claims description 7
- 230000036571 hydration Effects 0.000 claims description 2
- 238000006703 hydration reaction Methods 0.000 claims description 2
- 229910002651 NO3 Inorganic materials 0.000 claims 2
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims 2
- 229910001854 alkali hydroxide Inorganic materials 0.000 claims 2
- 150000008044 alkali metal hydroxides Chemical class 0.000 claims 2
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims 2
- 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
- 239000003513 alkali Substances 0.000 claims 1
- 150000002823 nitrates Chemical class 0.000 claims 1
- 239000000203 mixture Substances 0.000 description 6
- 239000007864 aqueous solution Substances 0.000 description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 238000010306 acid treatment Methods 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000011833 salt mixture Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000011282 treatment 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
- C23G1/28—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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US69934268A | 1968-01-22 | 1968-01-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1900466A1 true DE1900466A1 (de) | 1969-08-28 |
Family
ID=24808906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19691900466 Pending DE1900466A1 (de) | 1968-01-22 | 1969-01-07 | Salzbad zur Entzunderung von Metallen,insbesondere von Eisen und Eisenlegierungen |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3625900A (en:Method) |
| AT (1) | AT294522B (en:Method) |
| BE (1) | BE727215A (en:Method) |
| DE (1) | DE1900466A1 (en:Method) |
| FR (1) | FR2000554A1 (en:Method) |
| GB (1) | GB1195815A (en:Method) |
| SE (1) | SE358424B (en:Method) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3873280A (en) * | 1972-08-22 | 1975-03-25 | Merit Abrasive Prod | Descaling of steel strip |
| US4012299A (en) * | 1976-04-01 | 1977-03-15 | Allegheny Ludlum Industries, Inc. | Metallic descaling system |
| US5272798A (en) * | 1992-08-05 | 1993-12-28 | Kolene Corporation | Method and apparatus for descaling metal strip |
| US6475289B2 (en) * | 2000-12-19 | 2002-11-05 | Howmet Research Corporation | Cleaning of internal passages of airfoils |
| US6953146B2 (en) * | 2002-10-24 | 2005-10-11 | Leonard Nanis | Low-temperature flux for soldering nickel-titanium alloys and other metals |
| JP6909786B2 (ja) * | 2015-07-22 | 2021-07-28 | コリーン コーポレーションＫｏｌｅｎｅ Ｃｏｒｐｏｒａｔｉｏｎ | 高度な高強度炭素鋼合金用のスケールコンディショニングプロセス |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE463149A (en:Method) * | 1941-04-23 | |||
| US2671717A (en) * | 1950-08-29 | 1954-03-09 | Gen Electric | Chemical brightening of aluminum |
| US2935428A (en) * | 1954-03-30 | 1960-05-03 | Callery Chemical Co | Method and composition for subjecting metals to reducing conditions |
| US3121026A (en) * | 1960-07-15 | 1964-02-11 | Titanium Metals Corp | Descaling metals and alloys with aqueous potassium hydroxide at relatively low temperature |
| US3254011A (en) * | 1963-09-20 | 1966-05-31 | Allegheny Ludlum Steel | Electrolytic potassium hydroxide descaling |
| US3467549A (en) * | 1965-03-30 | 1969-09-16 | Allegheny Ludlum Steel | Descaling of alloys by high temperature surface vaporization |
-
1968
- 1968-01-22 US US699342A patent/US3625900A/en not_active Expired - Lifetime
- 1968-12-30 SE SE17969/68A patent/SE358424B/xx unknown
-
1969
- 1969-01-07 DE DE19691900466 patent/DE1900466A1/de active Pending
- 1969-01-20 GB GB3055/69A patent/GB1195815A/en not_active Expired
- 1969-01-21 AT AT62669A patent/AT294522B/de not_active IP Right Cessation
- 1969-01-21 BE BE727215D patent/BE727215A/xx unknown
- 1969-01-22 FR FR6901128A patent/FR2000554A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| GB1195815A (en) | 1970-06-24 |
| AT294522B (de) | 1971-11-25 |
| BE727215A (en:Method) | 1969-07-01 |
| US3625900A (en) | 1971-12-07 |
| SE358424B (en:Method) | 1973-07-30 |
| FR2000554A1 (en:Method) | 1969-09-12 |
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