DE165940C - - Google Patents
Info
- Publication number
- DE165940C DE165940C DENDAT165940D DE165940DA DE165940C DE 165940 C DE165940 C DE 165940C DE NDAT165940 D DENDAT165940 D DE NDAT165940D DE 165940D A DE165940D A DE 165940DA DE 165940 C DE165940 C DE 165940C
- Authority
- DE
- Germany
- Prior art keywords
- hardening
- liquid
- pressure
- oar
- approached
- 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
- 239000007788 liquid Substances 0.000 claims 3
- 238000010438 heat treatment Methods 0.000 claims 1
- 238000000034 method Methods 0.000 claims 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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/18—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for knives, scythes, scissors, or like hand cutting tools
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)
- Display Devices Of Pinball Game Machines (AREA)
- Heat Treatment Of Articles (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE165940C true DE165940C (https=) |
Family
ID=431385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT165940D Active DE165940C (https=) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE165940C (https=) |
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0
- DE DENDAT165940D patent/DE165940C/de active Active
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