FR2180498B1 - - Google Patents
Info
- Publication number
- FR2180498B1 FR2180498B1 FR7213707A FR7213707A FR2180498B1 FR 2180498 B1 FR2180498 B1 FR 2180498B1 FR 7213707 A FR7213707 A FR 7213707A FR 7213707 A FR7213707 A FR 7213707A FR 2180498 B1 FR2180498 B1 FR 2180498B1
- Authority
- FR
- France
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D7/00—Forming, maintaining, or circulating atmospheres in heating chambers
-
- 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
- C21D1/767—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material with forced gas circulation; Reheating thereof
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- Heat Treatment Of Articles (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7213707A FR2180498A1 (en) | 1972-04-19 | 1972-04-19 | Cylindrical gas heat treatment furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7213707A FR2180498A1 (en) | 1972-04-19 | 1972-04-19 | Cylindrical gas heat treatment furnace |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2180498A1 FR2180498A1 (en) | 1973-11-30 |
| FR2180498B1 true FR2180498B1 (US07902200-20110308-C00004.png) | 1976-06-11 |
Family
ID=9097118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7213707A Granted FR2180498A1 (en) | 1972-04-19 | 1972-04-19 | Cylindrical gas heat treatment furnace |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2180498A1 (US07902200-20110308-C00004.png) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2331760A1 (fr) * | 1975-11-12 | 1977-06-10 | Coudamy Sa Thermique Indle | Four a inversion de flammes |
-
1972
- 1972-04-19 FR FR7213707A patent/FR2180498A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2180498A1 (en) | 1973-11-30 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |