FR929312A - Perfectionnements à l'électro-formation des éléments redresseurs - Google Patents
Perfectionnements à l'électro-formation des éléments redresseursInfo
- Publication number
- FR929312A FR929312A FR929312DA FR929312A FR 929312 A FR929312 A FR 929312A FR 929312D A FR929312D A FR 929312DA FR 929312 A FR929312 A FR 929312A
- Authority
- FR
- France
- Prior art keywords
- electro
- training
- rectifying elements
- rectifying
- elements
- 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
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
- H01L21/14—Treatment of the complete device, e.g. by electroforming to form a barrier
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D1/00—Electroforming
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D1/00—Electroforming
- C25D1/04—Wires; Strips; Foils
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D1/00—Electroforming
- C25D1/20—Separation of the formed objects from the electrodes with no destruction of said electrodes
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (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)
- Apparatuses And Processes For Manufacturing Resistors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US591893A US2440297A (en) | 1945-05-04 | 1945-05-04 | Apparatus for and method of electroforming of rectifier elements |
Publications (1)
Publication Number | Publication Date |
---|---|
FR929312A true FR929312A (fr) | 1947-12-23 |
Family
ID=24368391
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR929312D Expired FR929312A (fr) | 1945-05-04 | 1946-05-02 | Perfectionnements à l'électro-formation des éléments redresseurs |
Country Status (5)
Country | Link |
---|---|
US (1) | US2440297A (fr) |
BE (1) | BE464761A (fr) |
CH (1) | CH258966A (fr) |
ES (1) | ES174623A1 (fr) |
FR (1) | FR929312A (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2923051A (en) * | 1956-05-31 | 1960-02-02 | Condenser Machinery Corp | Method of and device for aging capacitors |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1807157A (en) * | 1926-11-23 | 1931-05-26 | Budd Wheel Co | Method and machine for electroplating |
US2103623A (en) * | 1933-09-20 | 1937-12-28 | Ion Corp | Electron discharge device for electronically bombarding materials |
DE636490C (de) * | 1935-04-04 | 1936-10-08 | Max Schloetter Dr Ing | Vorrichtung zum Plattieren von Blechen |
US2351321A (en) * | 1941-09-27 | 1944-06-13 | Bell Telephone Labor Inc | Apparatus for the manufacture of electrolytic condensers |
-
0
- BE BE464761D patent/BE464761A/xx unknown
-
1945
- 1945-05-04 US US591893A patent/US2440297A/en not_active Expired - Lifetime
-
1946
- 1946-05-02 FR FR929312D patent/FR929312A/fr not_active Expired
- 1946-05-04 CH CH258966D patent/CH258966A/de unknown
- 1946-08-13 ES ES174623A patent/ES174623A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
ES174623A1 (es) | 1946-10-01 |
CH258966A (de) | 1948-12-31 |
US2440297A (en) | 1948-04-27 |
BE464761A (fr) | 1900-01-01 |
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