KR880004522A - 섀도우 마스크재의 제조방법 - Google Patents
섀도우 마스크재의 제조방법 Download PDFInfo
- Publication number
- KR880004522A KR880004522A KR1019870003485A KR870003485A KR880004522A KR 880004522 A KR880004522 A KR 880004522A KR 1019870003485 A KR1019870003485 A KR 1019870003485A KR 870003485 A KR870003485 A KR 870003485A KR 880004522 A KR880004522 A KR 880004522A
- Authority
- KR
- South Korea
- Prior art keywords
- less
- shadow mask
- mask material
- rolled
- manufacturing shadow
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
- H01J29/06—Screens for shielding; Masks interposed in the electron stream
- H01J29/07—Shadow masks for colour television tubes
Landscapes
- Heat Treatment Of Sheet Steel (AREA)
- Heat Treatment Of Steel (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (1)
- 중량%로 C가 0.060%이하, Mn이 0.05~0.50% S가 0.007%이하, Solal 0.010~ 0.080%, N이 0.0100%이하, 나머지가 철 및 불가피불순물로 이루어진 강을 노밖에서 탈황 및 전로에 의해서 용제하고, 다음에 보통조괴 또는 연속주조에서 강편으로 하고, 이 강편을 열간압연, 냉간압연한 후 탈탄소둔로에서 C가 0.004%이하가 될때까지 탈탄소둔하고, 다시 재냉간압연을 해서 판두께 0.3mm이하로 하는 것을 특징으로 하는 섀도우마스크재의 제조방법※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61205140A JPS6362821A (ja) | 1986-09-02 | 1986-09-02 | シヤドウマスク材の製造方法 |
| JP205140 | 1986-09-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR880004522A true KR880004522A (ko) | 1988-06-07 |
| KR900008792B1 KR900008792B1 (ko) | 1990-11-29 |
Family
ID=16502083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019870003485A KR900008792B1 (ko) | 1986-09-02 | 1987-04-11 | 섀도우마스크재의 제조방법 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS6362821A (ko) |
| KR (1) | KR900008792B1 (ko) |
-
1986
- 1986-09-02 JP JP61205140A patent/JPS6362821A/ja active Pending
-
1987
- 1987-04-11 KR KR1019870003485A patent/KR900008792B1/ko not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| KR900008792B1 (ko) | 1990-11-29 |
| JPS6362821A (ja) | 1988-03-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A201 | Request for examination | ||
| E902 | Notification of reason for refusal | ||
| G160 | Decision to publish patent application | ||
| E701 | Decision to grant or registration of patent right | ||
| GRNT | Written decision to grant | ||
| FPAY | Annual fee payment |
Payment date: 20021121 Year of fee payment: 13 |
|
| LAPS | Lapse due to unpaid annual fee |