BE731483A - - Google Patents
Info
- Publication number
- BE731483A BE731483A BE731483DA BE731483A BE 731483 A BE731483 A BE 731483A BE 731483D A BE731483D A BE 731483DA BE 731483 A BE731483 A BE 731483A
- Authority
- BE
- Belgium
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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
- Heat Treatment Of Sheet Steel (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US72257468A | 1968-04-19 | 1968-04-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE731483A true BE731483A (https=) | 1969-09-15 |
Family
ID=24902426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE731483D BE731483A (https=) | 1968-04-19 | 1969-04-14 |
Country Status (7)
| Country | Link |
|---|---|
| BE (1) | BE731483A (https=) |
| CA (1) | CA933072A (https=) |
| DE (1) | DE1919208A1 (https=) |
| ES (1) | ES366233A1 (https=) |
| FR (1) | FR2006577A1 (https=) |
| GB (1) | GB1259847A (https=) |
| NL (1) | NL6906067A (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4334938A (en) * | 1980-08-22 | 1982-06-15 | Air Products And Chemicals, Inc. | Inhibited annealing of ferrous metals containing chromium |
| EP2933357A1 (en) * | 2014-04-14 | 2015-10-21 | Haldor Topsøe A/S | Enhancing SOEC system lifetime by controlling inlet gas composition |
| CN115652250B (zh) * | 2022-10-10 | 2023-06-20 | 广东工业大学 | 一种高效高质量渗氮处理方法及其应用 |
-
1969
- 1969-04-11 CA CA048500A patent/CA933072A/en not_active Expired
- 1969-04-14 BE BE731483D patent/BE731483A/xx unknown
- 1969-04-15 GB GB1926669A patent/GB1259847A/en not_active Expired
- 1969-04-16 DE DE19691919208 patent/DE1919208A1/de active Pending
- 1969-04-18 FR FR6912299A patent/FR2006577A1/fr not_active Withdrawn
- 1969-04-18 NL NL6906067A patent/NL6906067A/xx unknown
- 1969-04-19 ES ES366233A patent/ES366233A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1919208A1 (de) | 1969-10-30 |
| FR2006577A1 (https=) | 1969-12-26 |
| ES366233A1 (es) | 1971-03-16 |
| GB1259847A (en) | 1972-01-12 |
| CA933072A (en) | 1973-09-04 |
| NL6906067A (https=) | 1969-10-21 |