NL81435C - - Google Patents

Info

Publication number: NL81435C
Authority: NL; Netherlands

Application number

Priority date (The priority date 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 date listed.)

1950-09-18

Publication of NL81435C publication Critical patent/NL81435C/xx

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
- 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)
Chemical & Material Sciences (AREA)
Condensed Matter Physics & Semiconductors (AREA)
General Physics & Mathematics (AREA)
Physics & Mathematics (AREA)
Computer Hardware Design (AREA)
Manufacturing & Machinery (AREA)
Crystallography & Structural Chemistry (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Ceramic Engineering (AREA)
Mechanical Engineering (AREA)
Crystals, And After-Treatments Of Crystals (AREA)
Rectifiers (AREA)

NL81435D 1950-09-18 NL81435C (cs)

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
NL81435C true NL81435C (cs)

Family

ID=10185941

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL81435D NL81435C (cs)	1950-09-18

Country Status (5)

Country	Link
US (1)	US2667722A (cs)
BE (1)	BE505850A (cs)
FR (1)	FR1039807A (cs)
GB (1)	GB690240A (cs)
NL (1)	NL81435C (cs)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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 (cs) *	1940-10-24
US2276823A (en) *	1940-12-13	1942-03-17	Electric Railway Improvement Co	Rail bonding apparatus
BE460645A (cs) *	1943-05-01

0
- NL NL81435D patent/NL81435C/xx active
- BE BE505850D patent/BE505850A/xx unknown
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
GB690240A (en)	1953-04-15
US2667722A (en)	1954-02-02
BE505850A (cs)
FR1039807A (fr)	1953-10-09

Publication	Publication Date	Title
FR1012219A (cs)	1952-07-17
FR955168A (cs)	1950-01-10
FR955750A (cs)	1950-01-19
FR955771A (cs)	1950-01-19
FR955475A (cs)	1950-01-14
FR955030A (cs)	1950-01-07
FR954472A (cs)	1950-01-03
AT195820B (cs)	1958-02-25
AT165408B (cs)	1950-02-25
BE495440A (cs)
BE365921A (cs)
BE508129A (cs)
BE506866A (cs)
BE506639A (cs)
BE504024A (cs)
BE502816A (cs)
BE501802A (cs)
BE501244A (cs)
BE474353A (cs)
BE325830A (cs)
BE495504A (cs)
BE495485A (cs)	1950-09-01
BE495456A (cs)
BE495443A (cs)
BE505850A (cs)