CH598353A5 - - Google Patents
Info
- Publication number
- CH598353A5 CH598353A5 CH1322476A CH1322476A CH598353A5 CH 598353 A5 CH598353 A5 CH 598353A5 CH 1322476 A CH1322476 A CH 1322476A CH 1322476 A CH1322476 A CH 1322476A CH 598353 A5 CH598353 A5 CH 598353A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/668—Means for obtaining or monitoring the vacuum
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
- C22B9/04—Refining by applying a vacuum
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1322476A CH598353A5 (lt) | 1976-10-19 | 1976-10-19 | |
| DE19772705017 DE2705017A1 (de) | 1976-10-19 | 1977-02-07 | Verfahren und vorrichtung zum entgasen eines metallischen werkstoffes |
| GB1530977A GB1543538A (en) | 1976-10-19 | 1977-04-13 | Outgassing materials |
| JP4211477A JPS5351103A (en) | 1976-10-19 | 1977-04-14 | Method and apparatus for removal of gas from metallic material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1322476A CH598353A5 (lt) | 1976-10-19 | 1976-10-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH598353A5 true CH598353A5 (lt) | 1978-04-28 |
Family
ID=4390486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1322476A CH598353A5 (lt) | 1976-10-19 | 1976-10-19 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS5351103A (lt) |
| CH (1) | CH598353A5 (lt) |
| DE (1) | DE2705017A1 (lt) |
| GB (1) | GB1543538A (lt) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL1009741C2 (nl) * | 1998-07-27 | 2000-01-28 | Kema Nv | Werkwijze en inrichting voor het onderzoeken van de kwaliteit van het vacuüm in een vacuümschakelaar. |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0621350B2 (ja) * | 1985-05-17 | 1994-03-23 | 日立金属株式会社 | スパツタ−タ−ゲツトの製造方法 |
-
1976
- 1976-10-19 CH CH1322476A patent/CH598353A5/xx not_active IP Right Cessation
-
1977
- 1977-02-07 DE DE19772705017 patent/DE2705017A1/de not_active Withdrawn
- 1977-04-13 GB GB1530977A patent/GB1543538A/en not_active Expired
- 1977-04-14 JP JP4211477A patent/JPS5351103A/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL1009741C2 (nl) * | 1998-07-27 | 2000-01-28 | Kema Nv | Werkwijze en inrichting voor het onderzoeken van de kwaliteit van het vacuüm in een vacuümschakelaar. |
| EP0977046A1 (en) * | 1998-07-27 | 2000-02-02 | N.V. Kema | Method and apparatus for testing the quality of the vacuum in a vacuum switch |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1543538A (en) | 1979-04-04 |
| JPS5351103A (en) | 1978-05-10 |
| DE2705017A1 (de) | 1978-04-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |