JPH0351676B2 - - Google Patents
Info
- Publication number
- JPH0351676B2 JPH0351676B2 JP59126326A JP12632684A JPH0351676B2 JP H0351676 B2 JPH0351676 B2 JP H0351676B2 JP 59126326 A JP59126326 A JP 59126326A JP 12632684 A JP12632684 A JP 12632684A JP H0351676 B2 JPH0351676 B2 JP H0351676B2
- Authority
- JP
- Japan
- Prior art keywords
- tungsten
- magnesium
- calcium
- single crystal
- total amount
- 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 - Lifetime
Links
- 229910052721 tungsten Inorganic materials 0.000 claims description 22
- 239000010937 tungsten Substances 0.000 claims description 22
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 21
- 239000013078 crystal Substances 0.000 claims description 18
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 14
- 229910052791 calcium Inorganic materials 0.000 claims description 14
- 239000011575 calcium Substances 0.000 claims description 14
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 13
- 229910052749 magnesium Inorganic materials 0.000 claims description 13
- 239000011777 magnesium Substances 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 238000000137 annealing Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 description 9
- 239000000843 powder Substances 0.000 description 3
- 230000004927 fusion Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000003779 heat-resistant material Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000004663 powder metallurgy Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- NTCVORQAIAUAJB-UHFFFAOYSA-N [Mg].[W] Chemical compound [Mg].[W] NTCVORQAIAUAJB-UHFFFAOYSA-N 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- QGLKJKCYBOYXKC-UHFFFAOYSA-N nonaoxidotritungsten Chemical compound O=[W]1(=O)O[W](=O)(=O)O[W](=O)(=O)O1 QGLKJKCYBOYXKC-UHFFFAOYSA-N 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 150000003657 tungsten Chemical class 0.000 description 1
- 229910001930 tungsten oxide Inorganic materials 0.000 description 1
- 238000004857 zone melting Methods 0.000 description 1
Classifications
-
- 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
- C30B1/00—Single-crystal growth directly from the solid state
- C30B1/02—Single-crystal growth directly from the solid state by thermal treatment, e.g. strain annealing
-
- 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
- C30B29/02—Elements
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59126326A JPS616197A (ja) | 1984-06-21 | 1984-06-21 | タングステン単結晶及びその製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59126326A JPS616197A (ja) | 1984-06-21 | 1984-06-21 | タングステン単結晶及びその製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS616197A JPS616197A (ja) | 1986-01-11 |
| JPH0351676B2 true JPH0351676B2 (da) | 1991-08-07 |
Family
ID=14932415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59126326A Granted JPS616197A (ja) | 1984-06-21 | 1984-06-21 | タングステン単結晶及びその製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS616197A (da) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2920202B2 (ja) * | 1996-07-08 | 1999-07-19 | 科学技術庁金属材料技術研究所長 | モリブデンまたはタングステンの結晶方位制御単結晶とその製造方法 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS582289A (ja) * | 1981-06-30 | 1983-01-07 | Matsushita Electric Ind Co Ltd | 単結晶体の製造方法 |
-
1984
- 1984-06-21 JP JP59126326A patent/JPS616197A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS582289A (ja) * | 1981-06-30 | 1983-01-07 | Matsushita Electric Ind Co Ltd | 単結晶体の製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS616197A (ja) | 1986-01-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |