JPS5858260A - 管球用タングステン線材 - Google Patents
管球用タングステン線材Info
- Publication number
- JPS5858260A JPS5858260A JP15487681A JP15487681A JPS5858260A JP S5858260 A JPS5858260 A JP S5858260A JP 15487681 A JP15487681 A JP 15487681A JP 15487681 A JP15487681 A JP 15487681A JP S5858260 A JPS5858260 A JP S5858260A
- Authority
- JP
- Japan
- Prior art keywords
- pores
- tungsten
- wire rod
- grain boundaries
- tungsten wire
- 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.)
- Granted
Links
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 title claims abstract description 21
- 239000011148 porous material Substances 0.000 claims abstract description 24
- 229910052721 tungsten Inorganic materials 0.000 abstract description 14
- 239000010937 tungsten Substances 0.000 abstract description 14
- 239000000463 material Substances 0.000 abstract description 12
- 239000002019 doping agent Substances 0.000 abstract description 4
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 238000007665 sagging Methods 0.000 description 6
- 239000013078 crystal Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 229910052736 halogen Inorganic materials 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000001953 recrystallisation Methods 0.000 description 3
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 150000002367 halogens Chemical class 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 229910052700 potassium Inorganic materials 0.000 description 2
- 239000011591 potassium Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000005491 wire drawing Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229910001080 W alloy Inorganic materials 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- -1 tungsten halogen Chemical class 0.000 description 1
Landscapes
- Heat Treatment Of Nonferrous Metals Or Alloys (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15487681A JPS5858260A (ja) | 1981-10-01 | 1981-10-01 | 管球用タングステン線材 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15487681A JPS5858260A (ja) | 1981-10-01 | 1981-10-01 | 管球用タングステン線材 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5858260A true JPS5858260A (ja) | 1983-04-06 |
| JPH037749B2 JPH037749B2 (enrdf_load_stackoverflow) | 1991-02-04 |
Family
ID=15593862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15487681A Granted JPS5858260A (ja) | 1981-10-01 | 1981-10-01 | 管球用タングステン線材 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5858260A (enrdf_load_stackoverflow) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49123153A (enrdf_load_stackoverflow) * | 1973-03-31 | 1974-11-25 | ||
| JPS50127815A (enrdf_load_stackoverflow) * | 1974-03-28 | 1975-10-08 |
-
1981
- 1981-10-01 JP JP15487681A patent/JPS5858260A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49123153A (enrdf_load_stackoverflow) * | 1973-03-31 | 1974-11-25 | ||
| JPS50127815A (enrdf_load_stackoverflow) * | 1974-03-28 | 1975-10-08 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH037749B2 (enrdf_load_stackoverflow) | 1991-02-04 |
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