CH487571A - Negative carbon electrode for direct current arc lamps - Google Patents
Negative carbon electrode for direct current arc lampsInfo
- Publication number
- CH487571A CH487571A CH367269A CH367269A CH487571A CH 487571 A CH487571 A CH 487571A CH 367269 A CH367269 A CH 367269A CH 367269 A CH367269 A CH 367269A CH 487571 A CH487571 A CH 487571A
- Authority
- CH
- Switzerland
- Prior art keywords
- direct current
- carbon electrode
- arc lamps
- current arc
- negative carbon
- Prior art date
Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title 1
- 229910052799 carbon Inorganic materials 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B31/00—Electric arc lamps
- H05B31/02—Details
- H05B31/06—Electrodes
- H05B31/08—Carbon electrodes
- H05B31/10—Cored carbon electrodes
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681764836 DE1764836B2 (en) | 1968-08-16 | 1968-08-16 | CATHODE FOR HIGH INTENSITY DC ARC LAMPS |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH487571A true CH487571A (en) | 1970-03-15 |
Family
ID=5698154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH367269A CH487571A (en) | 1968-08-16 | 1969-03-11 | Negative carbon electrode for direct current arc lamps |
Country Status (14)
| Country | Link |
|---|---|
| JP (1) | JPS4812133B1 (en) |
| AT (1) | AT286443B (en) |
| BE (1) | BE733733A (en) |
| CH (1) | CH487571A (en) |
| DE (1) | DE1764836B2 (en) |
| DK (1) | DK127149B (en) |
| ES (1) | ES366201A1 (en) |
| FI (1) | FI47440C (en) |
| FR (1) | FR2015746A1 (en) |
| GB (1) | GB1217099A (en) |
| NL (1) | NL6906668A (en) |
| NO (1) | NO124971B (en) |
| SE (1) | SE359720B (en) |
| TR (1) | TR16627A (en) |
-
1968
- 1968-08-16 DE DE19681764836 patent/DE1764836B2/en active Granted
-
1969
- 1969-03-11 CH CH367269A patent/CH487571A/en not_active IP Right Cessation
- 1969-03-14 DK DK142169A patent/DK127149B/en unknown
- 1969-03-31 SE SE454669A patent/SE359720B/xx unknown
- 1969-04-01 AT AT318969A patent/AT286443B/en not_active IP Right Cessation
- 1969-04-15 GB GB1914469A patent/GB1217099A/en not_active Expired
- 1969-04-15 FI FI108669A patent/FI47440C/en active
- 1969-04-18 ES ES366201A patent/ES366201A1/en not_active Expired
- 1969-04-28 NO NO177469A patent/NO124971B/no unknown
- 1969-05-01 NL NL6906668A patent/NL6906668A/xx unknown
- 1969-05-20 FR FR6915159A patent/FR2015746A1/fr not_active Withdrawn
- 1969-05-28 BE BE733733D patent/BE733733A/xx unknown
- 1969-06-05 JP JP4367469A patent/JPS4812133B1/ja active Pending
- 1969-07-29 TR TR1662769A patent/TR16627A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| TR16627A (en) | 1973-01-01 |
| NL6906668A (en) | 1970-02-18 |
| DE1764836B2 (en) | 1972-11-30 |
| DE1764836A1 (en) | 1971-05-19 |
| ES366201A1 (en) | 1971-02-01 |
| NO124971B (en) | 1972-06-26 |
| FR2015746A1 (en) | 1970-04-30 |
| GB1217099A (en) | 1970-12-23 |
| DK127149B (en) | 1973-09-24 |
| FI47440B (en) | 1973-07-31 |
| AT286443B (en) | 1970-12-10 |
| BE733733A (en) | 1969-11-03 |
| SE359720B (en) | 1973-09-03 |
| JPS4812133B1 (en) | 1973-04-18 |
| FI47440C (en) | 1973-11-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |