BE505850A - - Google Patents
Info
- Publication number
- BE505850A BE505850A BE505850DA BE505850A BE 505850 A BE505850 A BE 505850A BE 505850D A BE505850D A BE 505850DA BE 505850 A BE505850 A BE 505850A
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B11/00—Single-crystal growth by normal freezing or freezing under temperature gradient, e.g. Bridgman-Stockbarger method
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Chemical & Material Sciences (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Ceramic Engineering (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Rectifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB22843/50A GB690240A (en) | 1950-09-18 | 1950-09-18 | Improvements relating to the manufacture of dry rectifiers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE505850A true BE505850A (US08124317-20120228-C00026.png) |
Family
ID=10185941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE505850D BE505850A (US08124317-20120228-C00026.png) | 1950-09-18 |
Country Status (5)
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3002320A (en) * | 1951-11-16 | 1961-10-03 | Bell Telephone Labor Inc | Preparation of silicon material |
| US2864139A (en) * | 1953-05-19 | 1958-12-16 | Texas Instruments Inc | Method and apparatus for producing intermediate semi-conductor product |
| US2875556A (en) * | 1953-07-31 | 1959-03-03 | Vig Corp | Apparatus for molding refractory materials |
| US2778162A (en) * | 1954-04-12 | 1957-01-22 | Corning Glass Works | Centrifugal casting of glass articles |
| US2825549A (en) * | 1954-12-28 | 1958-03-04 | Itt | Mold for semi-conductor ingots |
| US3156549A (en) * | 1958-04-04 | 1964-11-10 | Du Pont | Method of melting silicon |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1581829A (en) * | 1921-03-29 | 1926-04-20 | Gen Electric | Quartz working |
| US1536821A (en) * | 1924-09-27 | 1925-05-05 | Gen Electric | Apparatus for and method of making vitreous silica |
| US1601123A (en) * | 1926-05-20 | 1926-09-28 | Joseph L King | Holder for automobile license plates |
| US1908086A (en) * | 1927-12-10 | 1933-05-09 | Leonard H Mattingly | Method of making a universal joint |
| US1966615A (en) * | 1929-11-21 | 1934-07-17 | Croning Johannes | Metal casting process |
| US2048319A (en) * | 1933-02-25 | 1936-07-21 | Carborundum Co | Method of producing cast refractory and similar articles |
| US2277014A (en) * | 1940-07-06 | 1942-03-17 | Electric Railway Improvement Co | Rail bonding apparatus |
| NL84010C (US08124317-20120228-C00026.png) * | 1940-10-24 | |||
| US2276823A (en) * | 1940-12-13 | 1942-03-17 | Electric Railway Improvement Co | Rail bonding apparatus |
| BE460645A (US08124317-20120228-C00026.png) * | 1943-05-01 |
-
0
- BE BE505850D patent/BE505850A/xx unknown
- NL NL81435D patent/NL81435C/xx active
-
1950
- 1950-09-18 GB GB22843/50A patent/GB690240A/en not_active Expired
-
1951
- 1951-07-12 FR FR1039807D patent/FR1039807A/fr not_active Expired
- 1951-07-16 US US236972A patent/US2667722A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR1039807A (fr) | 1953-10-09 |
| US2667722A (en) | 1954-02-02 |
| NL81435C (US08124317-20120228-C00026.png) | |
| GB690240A (en) | 1953-04-15 |
