JPH0118004B2 - - Google Patents
Info
- Publication number
- JPH0118004B2 JPH0118004B2 JP56074890A JP7489081A JPH0118004B2 JP H0118004 B2 JPH0118004 B2 JP H0118004B2 JP 56074890 A JP56074890 A JP 56074890A JP 7489081 A JP7489081 A JP 7489081A JP H0118004 B2 JPH0118004 B2 JP H0118004B2
- Authority
- JP
- Japan
- Prior art keywords
- layer
- silicon carbide
- quality
- raw material
- refined
- 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
Links
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 54
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 53
- 239000002994 raw material Substances 0.000 claims description 26
- 238000007670 refining Methods 0.000 claims description 15
- 238000000815 Acheson method Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 8
- 238000000354 decomposition reaction Methods 0.000 claims description 7
- 239000000377 silicon dioxide Substances 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 4
- 239000004575 stone Substances 0.000 claims description 4
- 239000012535 impurity Substances 0.000 description 11
- 238000006243 chemical reaction Methods 0.000 description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 230000007423 decrease Effects 0.000 description 5
- 239000013078 crystal Substances 0.000 description 4
- 238000003723 Smelting Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
Landscapes
- Carbon And Carbon Compounds (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56074890A JPS57191217A (en) | 1981-05-20 | 1981-05-20 | Improving method for quality of silicon carbide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56074890A JPS57191217A (en) | 1981-05-20 | 1981-05-20 | Improving method for quality of silicon carbide |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57191217A JPS57191217A (en) | 1982-11-25 |
| JPH0118004B2 true JPH0118004B2 (enExample) | 1989-04-03 |
Family
ID=13560412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56074890A Granted JPS57191217A (en) | 1981-05-20 | 1981-05-20 | Improving method for quality of silicon carbide |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57191217A (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59162115A (ja) * | 1983-03-07 | 1984-09-13 | Shintou Unyu Kk | 高密度炭化ケイ素成形物の製造方法 |
-
1981
- 1981-05-20 JP JP56074890A patent/JPS57191217A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57191217A (en) | 1982-11-25 |
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