DE223267C - - Google Patents
Info
- Publication number
- DE223267C DE223267C DENDAT223267D DE223267DA DE223267C DE 223267 C DE223267 C DE 223267C DE NDAT223267 D DENDAT223267 D DE NDAT223267D DE 223267D A DE223267D A DE 223267DA DE 223267 C DE223267 C DE 223267C
- Authority
- DE
- Germany
- Prior art keywords
- cylinder
- air
- glow
- cover
- valve
- 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.)
- Active
Links
- 238000000137 annealing Methods 0.000 claims description 6
- 239000011800 void material Substances 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
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
- C21D1/773—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material under reduced pressure or vacuum
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)
- Lift Valve (AREA)
- Check Valves (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE223267C true DE223267C (cg-RX-API-DMAC7.html) |
Family
ID=484101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT223267D Active DE223267C (cg-RX-API-DMAC7.html) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE223267C (cg-RX-API-DMAC7.html) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE976131C (de) * | 1953-03-24 | 1963-04-18 | Karl Fritz | Vakuumgluehgutbehaelter mit UEberdruckventil |
-
0
- DE DENDAT223267D patent/DE223267C/de active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE976131C (de) * | 1953-03-24 | 1963-04-18 | Karl Fritz | Vakuumgluehgutbehaelter mit UEberdruckventil |
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