IT649978A - - Google Patents
Info
- Publication number
- IT649978A IT649978A IT649978DA IT649978A IT 649978 A IT649978 A IT 649978A IT 649978D A IT649978D A IT 649978DA IT 649978 A IT649978 A IT 649978A
- Authority
- IT
- Italy
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
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- 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)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH693460A CH404338A (de) | 1960-06-17 | 1960-06-17 | Verfahren zum regelbaren Aufkohlen der Oberflächenschicht von Werkstücken aus Stahl |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT649978A true IT649978A (US07122603-20061017-C00045.png) |
Family
ID=4317334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT649978D IT649978A (US07122603-20061017-C00045.png) | 1960-06-17 |
Country Status (8)
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3397875A (en) * | 1966-05-20 | 1968-08-20 | Leeds & Northrup Co | Apparatus for maintaining a carburizing atmosphere during heat treatment |
| US3876410A (en) * | 1969-12-24 | 1975-04-08 | Ball Brothers Co Inc | Method of applying durable lubricous coatings on glass containers |
| US3970037A (en) * | 1972-12-15 | 1976-07-20 | Ppg Industries, Inc. | Coating composition vaporizer |
| US3989004A (en) * | 1974-08-15 | 1976-11-02 | Ball Corporation | Apparatus for applying durable lubricous coatings to newly formed vitreous surfaces |
| JPS51115222A (en) * | 1975-04-02 | 1976-10-09 | Nachi Fujikoshi Corp | Method and apparatus for heat treatment of steels in non-explosive atm osphere |
| JPS5277836A (en) * | 1975-12-23 | 1977-06-30 | Fujikoshi Kk | Surface treatment of martensitic stainless steel |
| CH621366A5 (US07122603-20061017-C00045.png) * | 1977-05-09 | 1981-01-30 | Balzers Hochvakuum | |
| US4145232A (en) * | 1977-06-03 | 1979-03-20 | Union Carbide Corporation | Process for carburizing steel |
| US4249965A (en) * | 1978-09-19 | 1981-02-10 | Midland-Ross Corporation | Method of generating carrier gas |
| US4359351A (en) | 1979-10-23 | 1982-11-16 | Air Products And Chemicals, Inc. | Protective atmosphere process for annealing and or spheroidizing ferrous metals |
| DE2943585C2 (de) * | 1979-10-29 | 1982-12-30 | Hollingsworth Gmbh, 7265 Neubulach | Verfahren zum Beschichten der Oberfläche eines Stahlwerkstücks |
| CH643597A5 (de) * | 1979-12-20 | 1984-06-15 | Maag Zahnraeder & Maschinen Ag | Verfahren zum regelbaren aufkohlen oder erwaermen in schutzgas von werkstuecken aus stahl. |
| US4306918A (en) * | 1980-04-22 | 1981-12-22 | Air Products And Chemicals, Inc. | Process for carburizing ferrous metals |
| US4317687A (en) * | 1980-05-12 | 1982-03-02 | Air Products And Chemicals, Inc. | Carburizing process utilizing atmospheres generated from nitrogen-ethanol based mixtures |
| DE3038081A1 (de) * | 1980-10-08 | 1982-05-06 | Linde Ag, 6200 Wiesbaden | Verfahren zum aufkohlen und kohlungsneutralen gluehen von werkstuecken |
| DE3174840D1 (en) * | 1981-04-27 | 1986-07-24 | Air Prod & Chem | Process for carburizing ferrous metals |
| US4386973A (en) * | 1981-05-08 | 1983-06-07 | General Signal Corporation | Vacuum carburizing steel |
| DE3139462A1 (de) * | 1981-10-03 | 1983-04-21 | Brown, Boveri & Cie Ag, 6800 Mannheim | Verfahren zur herstellung von fe(pfeil abwaerts)2(pfeil abwaerts)b-schichten auf werkstcken aus eisenbasislegierungen |
| DE3222322A1 (de) * | 1982-06-14 | 1983-12-15 | Linde Ag, 6200 Wiesbaden | Verfahren zum herstellen einer stickstoff und wasserstoff enthaltenden gasatmosphaere |
| US4632707A (en) * | 1985-04-09 | 1986-12-30 | Air Products And Chemicals, Inc. | Protective atmosphere process for annealing and/or hardening ferrous metals |
| FR2623209B1 (fr) * | 1987-11-17 | 1993-09-03 | Air Liquide | Procede de traitement thermique sous atmosphere gazeuse a base d'azote et d'hydrocarbure |
| US5186764A (en) * | 1990-02-13 | 1993-02-16 | Viscodrive Gmbh | Method and apparatus for treating plates with gas |
| US9365919B2 (en) * | 2010-12-17 | 2016-06-14 | Bhagavan Raghavan | Method for reduction of time in a gas carburizing process and cooling apparatus utilizing a high speed quenching oil flow rate |
| CN103276343B (zh) * | 2013-06-17 | 2015-03-18 | 上海汇森益发工业炉有限公司 | 多用炉可控气氛渗碳方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2161162A (en) * | 1938-01-06 | 1939-06-06 | Leeds & Northrup Co | Method of carburizing |
| US2329896A (en) * | 1941-01-28 | 1943-09-21 | Leeds & Northrup Co | Method of and compound for carburizing |
| US2541857A (en) * | 1945-05-30 | 1951-02-13 | Leeds & Northrup Co | Control of constituent potentials |
| GB629879A (en) * | 1947-12-30 | 1949-09-29 | Gen Electric Co Ltd | Improvements in or relating to the carburization of iron and iron alloys |
| FR1000215A (fr) * | 1949-11-16 | 1952-02-11 | Renault | Préparation de gaz pour la cémentation de l'acier |
| US2673821A (en) * | 1950-11-18 | 1954-03-30 | Midwest Research Inst | Heat treatment of steel in a protective atmosphere |
-
0
- NL NL266000D patent/NL266000A/xx unknown
- IT IT649978D patent/IT649978A/it unknown
- NL NL126085D patent/NL126085C/xx active
-
1960
- 1960-06-17 CH CH693460A patent/CH404338A/de unknown
-
1961
- 1961-05-03 DE DEM48932A patent/DE1192486B/de active Pending
- 1961-06-14 GB GB21523/61A patent/GB911479A/en not_active Expired
- 1961-06-15 FR FR865092A patent/FR1292199A/fr not_active Expired
- 1961-06-16 BE BE605100A patent/BE605100A/fr unknown
-
1963
- 1963-09-24 US US311134A patent/US3201290A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB911479A (en) | 1962-11-28 |
| CH404338A (de) | 1965-12-15 |
| NL126085C (US07122603-20061017-C00045.png) | |
| NL266000A (US07122603-20061017-C00045.png) | |
| US3201290A (en) | 1965-08-17 |
| DE1192486B (de) | 1965-05-06 |
| BE605100A (fr) | 1961-10-16 |
| FR1292199A (fr) | 1962-04-27 |
