AT352497B - Oberflaechenbehandlung von stahl vor der kaltumformung - Google Patents
Oberflaechenbehandlung von stahl vor der kaltumformungInfo
- Publication number
- AT352497B AT352497B AT519277A AT519277A AT352497B AT 352497 B AT352497 B AT 352497B AT 519277 A AT519277 A AT 519277A AT 519277 A AT519277 A AT 519277A AT 352497 B AT352497 B AT 352497B
- Authority
- AT
- Austria
- Prior art keywords
- surface treatment
- cold forming
- before cold
- steel before
- steel
- Prior art date
Links
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
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
- C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
- C23C22/46—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing oxalates
Landscapes
- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Treatment Of Metals (AREA)
- Metal Extraction Processes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8598076A JPS5311839A (en) | 1976-07-21 | 1976-07-21 | Surface treatment of carbon steel and alloyed steel for cold working |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA519277A ATA519277A (de) | 1979-02-15 |
AT352497B true AT352497B (de) | 1979-09-25 |
Family
ID=13873843
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT519277A AT352497B (de) | 1976-07-21 | 1977-07-19 | Oberflaechenbehandlung von stahl vor der kaltumformung |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS5311839A (de) |
AT (1) | AT352497B (de) |
BE (1) | BE856822A (de) |
DE (1) | DE2732269A1 (de) |
ES (1) | ES460920A1 (de) |
FR (1) | FR2359219A1 (de) |
IT (1) | IT1081294B (de) |
SE (1) | SE7708380L (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS589372A (ja) * | 1981-07-08 | 1983-01-19 | Mitsubishi Electric Corp | 光点弧サイリスタ |
DE3226624A1 (de) * | 1982-07-16 | 1984-01-19 | Siemens AG, 1000 Berlin und 8000 München | Lichtzuendbarer thyristor mit geringem lichtleistungsbedarf und hoher kritischer spannungsanstiegsgeschwindigkeit |
DE3226613A1 (de) * | 1982-07-16 | 1984-01-19 | Siemens AG, 1000 Berlin und 8000 München | Lichtzuendbarer thyristor mit geringem lichtleistungsbedarf |
JP2701277B2 (ja) * | 1987-12-09 | 1998-01-21 | 日産自動車株式会社 | ワーク加工方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE811900C (de) * | 1948-10-02 | 1951-08-23 | Metallgesellschaft Ag | Verfahren zur Erleichterung der Kaltverformung von hochlegierten Staehlen |
-
1976
- 1976-07-21 JP JP8598076A patent/JPS5311839A/ja active Pending
-
1977
- 1977-07-13 FR FR7721682A patent/FR2359219A1/fr active Granted
- 1977-07-14 BE BE179351A patent/BE856822A/xx unknown
- 1977-07-16 DE DE19772732269 patent/DE2732269A1/de active Pending
- 1977-07-19 AT AT519277A patent/AT352497B/de not_active IP Right Cessation
- 1977-07-20 SE SE7708380A patent/SE7708380L/xx unknown
- 1977-07-20 IT IT25914/77A patent/IT1081294B/it active
- 1977-07-21 ES ES460920A patent/ES460920A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
IT1081294B (it) | 1985-05-16 |
JPS5311839A (en) | 1978-02-02 |
SE7708380L (sv) | 1978-01-22 |
ES460920A1 (es) | 1978-05-16 |
DE2732269A1 (de) | 1978-01-26 |
BE856822A (fr) | 1977-10-31 |
FR2359219B1 (de) | 1979-07-20 |
FR2359219A1 (fr) | 1978-02-17 |
ATA519277A (de) | 1979-02-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |