BE472805A - - Google Patents
Info
- Publication number
- BE472805A BE472805A BE472805DA BE472805A BE 472805 A BE472805 A BE 472805A BE 472805D A BE472805D A BE 472805DA BE 472805 A BE472805 A BE 472805A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/06—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising selenium or tellurium in uncombined form other than as impurities in semiconductor bodies of other materials
- H01L21/10—Preliminary treatment of the selenium or tellurium, its application to the foundation plate, or the subsequent treatment of the combination
- H01L21/108—Provision of discrete insulating layers, i.e. non-genetic barrier layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/06—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising selenium or tellurium in uncombined form other than as impurities in semiconductor bodies of other materials
- H01L21/10—Preliminary treatment of the selenium or tellurium, its application to the foundation plate, or the subsequent treatment of the combination
- H01L21/105—Treatment of the surface of the selenium or tellurium layer after having been made conductive
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biotechnology (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US495022A US2361969A (en) | 1943-07-16 | 1943-07-16 | Selenium rectifier |
Publications (1)
Publication Number | Publication Date |
---|---|
BE472805A true BE472805A (it) |
Family
ID=23966936
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE472805D BE472805A (it) | 1943-07-16 |
Country Status (3)
Country | Link |
---|---|
US (1) | US2361969A (it) |
BE (1) | BE472805A (it) |
GB (1) | GB599430A (it) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2446239A (en) * | 1944-11-11 | 1948-08-03 | Fansteel Metallurgical Corp | Selenium rectifier disk |
US2446466A (en) * | 1944-11-11 | 1948-08-03 | Fansteel Metallurgical Corp | Blocking layer rectifier |
US2446238A (en) * | 1944-11-11 | 1948-08-03 | Fansteel Metallurgical Corp | Selenium rectifier plate |
US2446237A (en) * | 1944-11-11 | 1948-08-03 | Fansteel Metallurgical Corp | Selenium rectifier |
US2607832A (en) * | 1947-07-19 | 1952-08-19 | Vickers Inc | Devices which have selenium as constituent parts thereof |
US2669767A (en) * | 1947-12-30 | 1954-02-23 | Sylvania Electric Prod | Selenium rectifier |
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0
- BE BE472805D patent/BE472805A/xx unknown
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1943
- 1943-07-16 US US495022A patent/US2361969A/en not_active Expired - Lifetime
-
1944
- 1944-07-21 GB GB14014/44A patent/GB599430A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB599430A (en) | 1948-03-12 |
US2361969A (en) | 1944-11-07 |