NL249549A - - Google Patents
Info
- Publication number
- NL249549A NL249549A NL249549DA NL249549A NL 249549 A NL249549 A NL 249549A NL 249549D A NL249549D A NL 249549DA NL 249549 A NL249549 A NL 249549A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
- H01C7/10—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material voltage responsive, i.e. varistors
- H01C7/105—Varistor cores
- H01C7/118—Carbide, e.g. SiC type
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/90—Carbides
- C01B32/914—Carbides of single elements
- C01B32/956—Silicon carbide
-
- 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
- C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
- C30B29/10—Inorganic compounds or compositions
- C30B29/36—Carbides
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- 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
- C30B31/00—Diffusion or doping processes for single crystals or homogeneous polycrystalline material with defined structure; Apparatus therefor
- C30B31/06—Diffusion or doping processes for single crystals or homogeneous polycrystalline material with defined structure; Apparatus therefor by contacting with diffusion material in the gaseous state
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S148/00—Metal treatment
- Y10S148/148—Silicon carbide
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Inorganic Chemistry (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Ceramic Products (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Carbon And Carbon Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US802462A US3074887A (en) | 1959-03-27 | 1959-03-27 | Process for adjusting the electrical characteristics of silicon carbide crystals |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL249549A true NL249549A (de) | 1900-01-01 |
Family
ID=25183769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL249549D NL249549A (de) | 1959-03-27 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3074887A (de) |
| DE (1) | DE1415606A1 (de) |
| GB (1) | GB906159A (de) |
| NL (1) | NL249549A (de) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3508015A (en) * | 1966-06-09 | 1970-04-21 | Nat Res Corp | Electroluminescent diode and sound recording system |
| US3582573A (en) * | 1968-12-09 | 1971-06-01 | Norton Research Corp | Electroluminescent diode with 1/e width of less than one mil. and sound recording system |
| JPS61209975A (ja) * | 1985-03-14 | 1986-09-18 | 株式会社豊田中央研究所 | 炭化珪素セラミツクス体の強化方法 |
| US5080752A (en) * | 1991-07-08 | 1992-01-14 | The United States Of America As Represented By The Secretary Of The Navy | Consolidation of diamond packed powders |
| JP3384242B2 (ja) * | 1996-03-29 | 2003-03-10 | 株式会社豊田中央研究所 | 炭化珪素単結晶の製造方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1246165A (en) * | 1914-05-16 | 1917-11-13 | Charles Ruzicka | Electrical-resistance material. |
| GB192382A (en) * | 1922-01-30 | 1924-04-22 | Kummler And Matter Ag | Improvements in and relating to electrical resistances |
| US1906963A (en) * | 1930-04-28 | 1933-05-02 | Globar Corp | Impregnated silicon carbide article and the manufacture thereof |
| BE502076A (de) * | 1950-03-30 | |||
| NL87348C (de) * | 1954-03-19 | 1900-01-01 | ||
| US2916460A (en) * | 1956-06-28 | 1959-12-08 | Carborundum Co | Silicon carbide resistance bodies and methods of making same |
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0
- NL NL249549D patent/NL249549A/xx unknown
-
1959
- 1959-03-27 US US802462A patent/US3074887A/en not_active Expired - Lifetime
-
1960
- 1960-03-14 DE DE19601415606 patent/DE1415606A1/de active Pending
- 1960-03-21 GB GB9860/60A patent/GB906159A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1415606A1 (de) | 1968-10-10 |
| GB906159A (en) | 1962-09-19 |
| US3074887A (en) | 1963-01-22 |