FR782422A - - Google Patents
Info
- Publication number
- FR782422A FR782422A FR782422DA FR782422A FR 782422 A FR782422 A FR 782422A FR 782422D A FR782422D A FR 782422DA FR 782422 A FR782422 A FR 782422A
- 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
-
- 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
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)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR782422A true FR782422A (me) | 1935-06-21 |
Family
ID=1552422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR782422D Expired FR782422A (me) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR782422A (me) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2072539A5 (fr) * | 1969-11-28 | 1971-09-24 | Aichelin Fa J | Procédé pour la purification de l'atmosphère de protection d'un four industriel et four à passage pour la mise en œuvre de ce procédé. |
| FR2181597A1 (en) * | 1972-04-27 | 1973-12-07 | Stein Surface | Continuous heat treatment furnaces - with recycled furnace gases |
-
0
- FR FR782422D patent/FR782422A/fr not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2072539A5 (fr) * | 1969-11-28 | 1971-09-24 | Aichelin Fa J | Procédé pour la purification de l'atmosphère de protection d'un four industriel et four à passage pour la mise en œuvre de ce procédé. |
| FR2181597A1 (en) * | 1972-04-27 | 1973-12-07 | Stein Surface | Continuous heat treatment furnaces - with recycled furnace gases |