ATA293882A - METHOD AND DEVICE FOR THE HARDENING OF CARBON-NEUTRAL GLOWING METAL WORKPIECES - Google Patents
METHOD AND DEVICE FOR THE HARDENING OF CARBON-NEUTRAL GLOWING METAL WORKPIECESInfo
- Publication number
- ATA293882A ATA293882A AT822938A AT293882A ATA293882A AT A293882 A ATA293882 A AT A293882A AT 822938 A AT822938 A AT 822938A AT 293882 A AT293882 A AT 293882A AT A293882 A ATA293882 A AT A293882A
- Authority
- AT
- Austria
- Prior art keywords
- hardening
- neutral
- carbon
- metal workpieces
- glowing metal
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
- C21D1/76—Adjusting the composition of the atmosphere
-
- 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
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
- C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
- C23C8/20—Carburising
- C23C8/22—Carburising of ferrous surfaces
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Cleaning By Liquid Or Steam (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19823224607 DE3224607A1 (en) | 1982-07-01 | 1982-07-01 | Method for the case-hardening and neutral-carburising annealing of metal workpieces |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA293882A true ATA293882A (en) | 1986-05-15 |
AT381957B AT381957B (en) | 1986-12-29 |
Family
ID=6167353
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT0293882A AT381957B (en) | 1982-07-01 | 1982-07-29 | METHOD AND DEVICE FOR THE HARDENING OF CARBON-NEUTRAL GLOWING METAL WORKPIECES |
Country Status (5)
Country | Link |
---|---|
AT (1) | AT381957B (en) |
BR (1) | BR8300903A (en) |
DE (1) | DE3224607A1 (en) |
NO (1) | NO832394L (en) |
ZA (1) | ZA834792B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19819042A1 (en) * | 1998-04-28 | 1999-11-04 | Linde Ag | Process and plant for gas carburizing |
-
1982
- 1982-07-01 DE DE19823224607 patent/DE3224607A1/en not_active Withdrawn
- 1982-07-29 AT AT0293882A patent/AT381957B/en not_active IP Right Cessation
-
1983
- 1983-02-24 BR BR8300903A patent/BR8300903A/en unknown
- 1983-06-30 NO NO832394A patent/NO832394L/en unknown
- 1983-06-30 ZA ZA834792A patent/ZA834792B/en unknown
Also Published As
Publication number | Publication date |
---|---|
DE3224607A1 (en) | 1984-01-05 |
NO832394L (en) | 1984-01-02 |
AT381957B (en) | 1986-12-29 |
ZA834792B (en) | 1984-03-28 |
BR8300903A (en) | 1984-04-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |