BE454483A - - Google Patents
Info
- Publication number
- BE454483A BE454483A BE454483DA BE454483A BE 454483 A BE454483 A BE 454483A BE 454483D A BE454483D A BE 454483DA BE 454483 A BE454483 A BE 454483A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D48/00—Individual devices not covered by groups H10D1/00 - H10D44/00
- H10D48/01—Manufacture or treatment
- H10D48/04—Manufacture or treatment of devices having bodies comprising selenium or tellurium in uncombined form
- H10D48/043—Preliminary treatment of the selenium or tellurium, its application to foundation plates or the subsequent treatment of the combination
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D48/00—Individual devices not covered by groups H10D1/00 - H10D44/00
- H10D48/01—Manufacture or treatment
- H10D48/04—Manufacture or treatment of devices having bodies comprising selenium or tellurium in uncombined form
- H10D48/043—Preliminary treatment of the selenium or tellurium, its application to foundation plates or the subsequent treatment of the combination
- H10D48/044—Conversion of the selenium or tellurium to the conductive state
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D48/00—Individual devices not covered by groups H10D1/00 - H10D44/00
- H10D48/01—Manufacture or treatment
- H10D48/04—Manufacture or treatment of devices having bodies comprising selenium or tellurium in uncombined form
- H10D48/043—Preliminary treatment of the selenium or tellurium, its application to foundation plates or the subsequent treatment of the combination
- H10D48/045—Treatment of the surface of the selenium or tellurium layer after having been made conductive
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL242446X | 1943-02-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE454483A true BE454483A (mo) |
Family
ID=19780647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE454483D BE454483A (mo) | 1943-02-22 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2443878A (mo) |
| BE (1) | BE454483A (mo) |
| CH (1) | CH242446A (mo) |
| FR (1) | FR902077A (mo) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2121603A (en) * | 1936-05-30 | 1938-06-21 | Westinghouse Electric & Mfg Co | Method of producing selenium rectifiers |
| NL52506C (mo) * | 1938-11-26 | |||
| US2339613A (en) * | 1942-02-27 | 1944-01-18 | Bell Telephone Labor Inc | Selenium rectifier and method of making it |
-
0
- BE BE454483D patent/BE454483A/xx unknown
-
1944
- 1944-02-19 CH CH242446D patent/CH242446A/de unknown
- 1944-02-21 FR FR902077D patent/FR902077A/fr not_active Expired
-
1945
- 1945-09-21 US US617918A patent/US2443878A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR902077A (fr) | 1945-08-17 |
| US2443878A (en) | 1948-06-22 |
| CH242446A (de) | 1946-05-15 |