KR900009152A - High-tensile, high-toughness hot rolled steel sheet manufacturing method - Google Patents
High-tensile, high-toughness hot rolled steel sheet manufacturing methodInfo
- Publication number
- KR900009152A KR900009152A KR1019880017831A KR880017831A KR900009152A KR 900009152 A KR900009152 A KR 900009152A KR 1019880017831 A KR1019880017831 A KR 1019880017831A KR 880017831 A KR880017831 A KR 880017831A KR 900009152 A KR900009152 A KR 900009152A
- Authority
- KR
- South Korea
- Prior art keywords
- tensile
- steel sheet
- rolled steel
- hot rolled
- sheet manufacturing
- Prior art date
Links
- 229910000831 Steel Inorganic materials 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 239000010959 steel Substances 0.000 title 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Heat Treatment Of Steel (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019880017831A KR910002941B1 (en) | 1988-12-29 | 1988-12-29 | Making method of a hot rolled sheet excellant in tension and in tenacity for oil well-pipes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019880017831A KR910002941B1 (en) | 1988-12-29 | 1988-12-29 | Making method of a hot rolled sheet excellant in tension and in tenacity for oil well-pipes |
Publications (2)
Publication Number | Publication Date |
---|---|
KR900009152A true KR900009152A (en) | 1990-07-02 |
KR910002941B1 KR910002941B1 (en) | 1991-05-11 |
Family
ID=19280864
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019880017831A KR910002941B1 (en) | 1988-12-29 | 1988-12-29 | Making method of a hot rolled sheet excellant in tension and in tenacity for oil well-pipes |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR910002941B1 (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100306444B1 (en) * | 1999-04-13 | 2001-09-13 | 정종수 | The manufacture method of bacteria activated by sewage and wastes water treatment |
KR200235040Y1 (en) * | 2000-12-29 | 2001-09-26 | 한국전력공사 | A structure of a multi function one side projection d-type rack |
KR100387299B1 (en) * | 2000-11-07 | 2003-06-12 | 주식회사 광호 | A sewerage system steel slag utilized |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101646545B1 (en) * | 2014-12-19 | 2016-08-08 | 주식회사 포스코 | Medium carbon pearlite steel and the method of preparing the same |
-
1988
- 1988-12-29 KR KR1019880017831A patent/KR910002941B1/en not_active IP Right Cessation
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100306444B1 (en) * | 1999-04-13 | 2001-09-13 | 정종수 | The manufacture method of bacteria activated by sewage and wastes water treatment |
KR100387299B1 (en) * | 2000-11-07 | 2003-06-12 | 주식회사 광호 | A sewerage system steel slag utilized |
KR200235040Y1 (en) * | 2000-12-29 | 2001-09-26 | 한국전력공사 | A structure of a multi function one side projection d-type rack |
Also Published As
Publication number | Publication date |
---|---|
KR910002941B1 (en) | 1991-05-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
N231 | Notification of change of applicant | ||
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: 20000428 Year of fee payment: 10 |
|
LAPS | Lapse due to unpaid annual fee |