ES456085A1 - Processes for the carburisation of metal workpieces - Google Patents
Processes for the carburisation of metal workpiecesInfo
- Publication number
- ES456085A1 ES456085A1 ES456085A ES456085A ES456085A1 ES 456085 A1 ES456085 A1 ES 456085A1 ES 456085 A ES456085 A ES 456085A ES 456085 A ES456085 A ES 456085A ES 456085 A1 ES456085 A1 ES 456085A1
- Authority
- ES
- Spain
- Prior art keywords
- carburisation
- processes
- metal workpieces
- regulation
- atmosphere
- 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.)
- Expired
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
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
- Arc Welding In General (AREA)
Abstract
Procedure for the carburetion with gas of metal parts in a controlled atmosphere, which is composed of a mixture of gases containing oxygen and hydrocarbons, characterized in that for regulation the amount of ch4 in the atmosphere is used as a quantity of regulation. (Machine-translation by Google Translate, not legally binding)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH246376A CH603810A5 (en) | 1976-02-27 | 1976-02-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
ES456085A1 true ES456085A1 (en) | 1978-02-01 |
Family
ID=4234379
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES456085A Expired ES456085A1 (en) | 1976-02-27 | 1977-02-18 | Processes for the carburisation of metal workpieces |
Country Status (6)
Country | Link |
---|---|
CH (1) | CH603810A5 (en) |
DD (1) | DD128798A5 (en) |
DE (1) | DE2704450B2 (en) |
ES (1) | ES456085A1 (en) |
FR (1) | FR2342352A1 (en) |
GB (1) | GB1543510A (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH628092A5 (en) * | 1978-03-21 | 1982-02-15 | Ipsen Ind Int Gmbh | METHOD AND DEVICE FOR REGULATING THE CARBON LEVEL OF A CHEMICALLY REACTIVE GAS MIXTURE. |
FR2527641A1 (en) * | 1982-05-28 | 1983-12-02 | Air Liquide | PROCESS FOR THERMALLY TREATING METALLIC PARTS THROUGH CARBURATION |
GB2233672A (en) * | 1989-06-30 | 1991-01-16 | Shell Int Research | High temperature treatment of stainless steals used in high temperature reactors |
EP0450257B1 (en) * | 1990-04-03 | 1995-01-11 | Fabio Laratta | Hydraulic machine capable of releasing the pressure of one liquid and simultaneously pumping another liquid |
JP3407126B2 (en) * | 1997-02-18 | 2003-05-19 | 同和鉱業株式会社 | Atmosphere control method of heat treatment furnace |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2955062A (en) * | 1952-02-27 | 1960-10-04 | Midland Ross Corp | Method for carburizing in a continuous furnace |
USRE26935E (en) * | 1968-06-26 | 1970-08-18 | Carburizino method and apparatus |
-
1976
- 1976-02-27 CH CH246376A patent/CH603810A5/xx not_active IP Right Cessation
-
1977
- 1977-02-03 DE DE19772704450 patent/DE2704450B2/en not_active Withdrawn
- 1977-02-16 GB GB638577A patent/GB1543510A/en not_active Expired
- 1977-02-18 ES ES456085A patent/ES456085A1/en not_active Expired
- 1977-02-25 DD DD19756977A patent/DD128798A5/en unknown
- 1977-02-25 FR FR7705688A patent/FR2342352A1/en active Granted
Also Published As
Publication number | Publication date |
---|---|
DD128798A5 (en) | 1977-12-14 |
DE2704450A1 (en) | 1977-09-08 |
DE2704450B2 (en) | 1980-04-24 |
GB1543510A (en) | 1979-04-04 |
FR2342352A1 (en) | 1977-09-23 |
CH603810A5 (en) | 1978-08-31 |
FR2342352B1 (en) | 1982-06-11 |
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