FR51009E - Improvements in the fabrication of asymmetric conductivity devices - Google Patents
Improvements in the fabrication of asymmetric conductivity devicesInfo
- Publication number
- FR51009E FR51009E FR51009DA FR51009E FR 51009 E FR51009 E FR 51009E FR 51009D A FR51009D A FR 51009DA FR 51009 E FR51009 E FR 51009E
- Authority
- FR
- France
- Prior art keywords
- fabrication
- conductivity devices
- asymmetric conductivity
- asymmetric
- devices
- 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.)
- Expired
Links
- 238000004519 manufacturing process Methods 0.000 title 1
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
- H01L21/16—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 cuprous oxide or cuprous iodide
- H01L21/161—Preparation of the foundation plate, preliminary treatment oxidation of the foundation plate, reduction treatment
- H01L21/165—Reduction of the copper oxide, treatment of the oxide layer
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)
- Electroplating Methods And Accessories (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US213876A US2197632A (en) | 1938-06-15 | 1938-06-15 | Electrical rectifier |
Publications (1)
Publication Number | Publication Date |
---|---|
FR51009E true FR51009E (en) | 1941-05-28 |
Family
ID=22796848
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR848927D Expired FR848927A (en) | 1938-06-15 | 1939-01-16 | Improvements in the fabrication of asymmetric conductivity devices |
FR51009D Expired FR51009E (en) | 1938-06-15 | 1939-05-13 | Improvements in the fabrication of asymmetric conductivity devices |
FR51016D Expired FR51016E (en) | 1938-06-15 | 1939-12-05 | Improvements in the fabrication of asymmetric conductivity devices |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR848927D Expired FR848927A (en) | 1938-06-15 | 1939-01-16 | Improvements in the fabrication of asymmetric conductivity devices |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR51016D Expired FR51016E (en) | 1938-06-15 | 1939-12-05 | Improvements in the fabrication of asymmetric conductivity devices |
Country Status (3)
Country | Link |
---|---|
US (1) | US2197632A (en) |
FR (3) | FR848927A (en) |
GB (2) | GB521827A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3432423A (en) * | 1966-10-07 | 1969-03-11 | Gen Dynamics Corp | Electroplating apparatus |
US4445942A (en) * | 1979-11-26 | 1984-05-01 | General Electric Company | Method for forming nuclear fuel containers of a composite construction and the product thereof |
-
1938
- 1938-06-15 US US213876A patent/US2197632A/en not_active Expired - Lifetime
- 1938-11-29 GB GB34788/38A patent/GB521827A/en not_active Expired
-
1939
- 1939-01-16 GB GB1519/39A patent/GB523858A/en not_active Expired
- 1939-01-16 FR FR848927D patent/FR848927A/en not_active Expired
- 1939-05-13 FR FR51009D patent/FR51009E/en not_active Expired
- 1939-12-05 FR FR51016D patent/FR51016E/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB521827A (en) | 1940-05-31 |
FR51016E (en) | 1941-05-28 |
US2197632A (en) | 1940-04-16 |
FR848927A (en) | 1939-11-09 |
GB523858A (en) | 1940-07-24 |
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