FR2154776B1 - - Google Patents
Info
- Publication number
- FR2154776B1 FR2154776B1 FR7234814A FR7234814A FR2154776B1 FR 2154776 B1 FR2154776 B1 FR 2154776B1 FR 7234814 A FR7234814 A FR 7234814A FR 7234814 A FR7234814 A FR 7234814A FR 2154776 B1 FR2154776 B1 FR 2154776B1
- Authority
- FR
- France
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/08—Measuring arrangements characterised by the use of optical techniques for measuring diameters
- G01B11/10—Measuring arrangements characterised by the use of optical techniques for measuring diameters of objects while moving
- G01B11/105—Measuring arrangements characterised by the use of optical techniques for measuring diameters of objects while moving using photoelectric detection means
-
- 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
- C30B15/00—Single-crystal growth by pulling from a melt, e.g. Czochralski method
- C30B15/20—Controlling or regulating
- C30B15/22—Stabilisation or shape controlling of the molten zone near the pulled crystal; Controlling the section of the crystal
- C30B15/26—Stabilisation or shape controlling of the molten zone near the pulled crystal; Controlling the section of the crystal using television detectors; using photo or X-ray detectors
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Liquid Deposition Of Substances Of Which Semiconductor Devices Are Composed (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712149093 DE2149093C3 (en) | 1971-10-01 | 1971-10-01 | Device for growing single crystals by pulling them from a melt |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2154776A1 FR2154776A1 (en) | 1973-05-11 |
| FR2154776B1 true FR2154776B1 (en) | 1976-08-20 |
Family
ID=5821216
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7234814A Expired FR2154776B1 (en) | 1971-10-01 | 1972-10-02 | |
| FR7234815A Expired FR2154777B1 (en) | 1971-10-01 | 1972-10-02 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7234815A Expired FR2154777B1 (en) | 1971-10-01 | 1972-10-02 |
Country Status (10)
| Country | Link |
|---|---|
| JP (2) | JPS5238512B2 (en) |
| AU (2) | AU4716772A (en) |
| BE (2) | BE789553A (en) |
| CA (1) | CA997255A (en) |
| CH (2) | CH559062A5 (en) |
| DE (1) | DE2149093C3 (en) |
| FR (2) | FR2154776B1 (en) |
| GB (2) | GB1400593A (en) |
| IT (2) | IT967978B (en) |
| NL (2) | NL7213119A (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5612863B2 (en) * | 1973-07-11 | 1981-03-25 | ||
| JPS6033299A (en) * | 1983-07-29 | 1985-02-20 | Toshiba Corp | Apparatus for preparing single crystal |
| JPS63307186A (en) * | 1987-06-05 | 1988-12-14 | Shin Etsu Handotai Co Ltd | Crystal diameter controller in crystallization |
| FI87660C (en) * | 1988-03-03 | 1993-02-10 | Leybold Ag | Method and apparatus for drawing monocrystals |
| FI911857A (en) * | 1990-04-27 | 1991-10-28 | Nippon Kokan Kk | FOERFARANDE OCH APPARAT FOER KONTROLL AV DIAMETERN HOS EN ENSKILD SILIKONKRISTALL. |
| DE4301072B4 (en) * | 1993-01-16 | 2006-08-24 | Crystal Growing Systems Gmbh | Process for pulling single crystals from a melt |
| CN115178756B (en) * | 2022-07-15 | 2023-05-12 | 中国科学院重庆绿色智能技术研究院 | High-resolution imaging device and method for laser selective melting transient molten pool characteristics |
| CN115613121A (en) * | 2022-11-18 | 2023-01-17 | 浙江晶盛机电股份有限公司 | Crystal production equipment and seed crystal breaking method |
-
1971
- 1971-10-01 DE DE19712149093 patent/DE2149093C3/en not_active Expired
-
1972
- 1972-09-28 CH CH1415472A patent/CH559062A5/xx not_active IP Right Cessation
- 1972-09-28 JP JP9669772A patent/JPS5238512B2/ja not_active Expired
- 1972-09-28 IT IT2982872A patent/IT967978B/en active
- 1972-09-28 NL NL7213119A patent/NL7213119A/xx unknown
- 1972-09-28 JP JP9669672A patent/JPS533757B2/ja not_active Expired
- 1972-09-28 NL NL7213118A patent/NL7213118A/xx unknown
- 1972-09-28 GB GB4480472A patent/GB1400593A/en not_active Expired
- 1972-09-28 IT IT2982772A patent/IT967977B/en active
- 1972-09-28 CH CH1415372A patent/CH558206A/en not_active IP Right Cessation
- 1972-09-28 GB GB4480572A patent/GB1405447A/en not_active Expired
- 1972-09-28 AU AU47167/72A patent/AU4716772A/en not_active Expired
- 1972-09-28 AU AU47168/72A patent/AU4716872A/en not_active Expired
- 1972-09-29 BE BE789553A patent/BE789553A/en unknown
- 1972-09-29 BE BE789554A patent/BE789554A/en unknown
- 1972-10-02 FR FR7234814A patent/FR2154776B1/fr not_active Expired
- 1972-10-02 CA CA152,978A patent/CA997255A/en not_active Expired
- 1972-10-02 FR FR7234815A patent/FR2154777B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL7213119A (en) | 1973-04-03 |
| AU4716872A (en) | 1974-04-04 |
| DE2149093C3 (en) | 1975-07-24 |
| CH558206A (en) | 1975-01-31 |
| BE789553A (en) | 1973-03-29 |
| DE2149093A1 (en) | 1973-04-05 |
| JPS4842981A (en) | 1973-06-21 |
| FR2154777A1 (en) | 1973-05-11 |
| IT967978B (en) | 1974-03-11 |
| NL7213118A (en) | 1973-04-03 |
| CH559062A5 (en) | 1975-02-28 |
| DE2149093B2 (en) | 1974-12-05 |
| AU4716772A (en) | 1974-04-04 |
| FR2154776A1 (en) | 1973-05-11 |
| CA997255A (en) | 1976-09-21 |
| FR2154777B1 (en) | 1976-08-20 |
| IT967977B (en) | 1974-03-11 |
| JPS5238512B2 (en) | 1977-09-29 |
| JPS533757B2 (en) | 1978-02-09 |
| BE789554A (en) | 1973-03-29 |
| GB1405447A (en) | 1975-09-10 |
| GB1400593A (en) | 1975-07-16 |
| JPS4842980A (en) | 1973-06-21 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |