EP0803583A3 - Primary cooling method in continuously annealing steel strips - Google Patents
Primary cooling method in continuously annealing steel strips Download PDFInfo
- Publication number
- EP0803583A3 EP0803583A3 EP97105044A EP97105044A EP0803583A3 EP 0803583 A3 EP0803583 A3 EP 0803583A3 EP 97105044 A EP97105044 A EP 97105044A EP 97105044 A EP97105044 A EP 97105044A EP 0803583 A3 EP0803583 A3 EP 0803583A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- gas
- cooling
- steel strips
- primary cooling
- continuously annealing
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
- C21D9/54—Furnaces for treating strips or wire
- C21D9/56—Continuous furnaces for strip or wire
- C21D9/573—Continuous furnaces for strip or wire with cooling
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/56—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering characterised by the quenching agents
- C21D1/613—Gases; Liquefied or solidified normally gaseous material
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/62—Quenching devices
- C21D1/667—Quenching devices for spray quenching
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
Abstract
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13085196 | 1996-04-26 | ||
JP13085196 | 1996-04-26 | ||
JP130851/96 | 1996-04-26 |
Publications (4)
Publication Number | Publication Date |
---|---|
EP0803583A2 EP0803583A2 (en) | 1997-10-29 |
EP0803583A3 true EP0803583A3 (en) | 1999-01-20 |
EP0803583B1 EP0803583B1 (en) | 2003-07-23 |
EP0803583B2 EP0803583B2 (en) | 2009-12-16 |
Family
ID=15044183
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP97105044A Expired - Lifetime EP0803583B2 (en) | 1996-04-26 | 1997-03-25 | Primary cooling method in continuously annealing steel strips |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0803583B2 (en) |
AT (1) | ATE245710T1 (en) |
DE (1) | DE69723608T3 (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9929956D0 (en) * | 1999-12-17 | 2000-02-09 | Boc Group Plc | Qenching heated metallic objects |
US6533996B2 (en) * | 2001-02-02 | 2003-03-18 | The Boc Group, Inc. | Method and apparatus for metal processing |
JP4593976B2 (en) * | 2004-05-31 | 2010-12-08 | 株式会社神戸製鋼所 | Gas jet cooling device for steel plate in continuous annealing furnace |
FR2876710B1 (en) | 2004-10-19 | 2014-12-26 | Kappa Thermline | METHOD AND DEVICE FOR LIMITING THE VIBRATION OF STEEL OR ALUMINUM BANDS IN GAS OR AIR BLOWING COOLING ZONES |
DE102013114578A1 (en) * | 2013-12-19 | 2015-06-25 | Sandvik Materials Technology Deutschland Gmbh | Annealing furnace and method for annealing a steel strand |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0182050A2 (en) * | 1984-11-14 | 1986-05-28 | Nippon Steel Corporation | Strip cooling apparatus for continuous annealing furnace |
DE3736501C1 (en) * | 1987-10-28 | 1988-06-09 | Degussa | Process for the heat treatment of metallic workpieces |
US5137586A (en) * | 1991-01-02 | 1992-08-11 | Klink James H | Method for continuous annealing of metal strips |
JPH06346156A (en) * | 1993-06-07 | 1994-12-20 | Nippon Steel Corp | Method for cooling steel sheet by gas jet |
WO1997024468A1 (en) * | 1995-12-26 | 1997-07-10 | Nippon Steel Corporation | Primary cooling method in continuously annealing steel strip |
-
1997
- 1997-03-25 EP EP97105044A patent/EP0803583B2/en not_active Expired - Lifetime
- 1997-03-25 AT AT97105044T patent/ATE245710T1/en active
- 1997-03-25 DE DE69723608T patent/DE69723608T3/en not_active Expired - Lifetime
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0182050A2 (en) * | 1984-11-14 | 1986-05-28 | Nippon Steel Corporation | Strip cooling apparatus for continuous annealing furnace |
DE3736501C1 (en) * | 1987-10-28 | 1988-06-09 | Degussa | Process for the heat treatment of metallic workpieces |
US5137586A (en) * | 1991-01-02 | 1992-08-11 | Klink James H | Method for continuous annealing of metal strips |
JPH06346156A (en) * | 1993-06-07 | 1994-12-20 | Nippon Steel Corp | Method for cooling steel sheet by gas jet |
WO1997024468A1 (en) * | 1995-12-26 | 1997-07-10 | Nippon Steel Corporation | Primary cooling method in continuously annealing steel strip |
Non-Patent Citations (1)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 095, no. 003 28 April 1995 (1995-04-28) * |
Also Published As
Publication number | Publication date |
---|---|
EP0803583B1 (en) | 2003-07-23 |
DE69723608T3 (en) | 2010-07-01 |
ATE245710T1 (en) | 2003-08-15 |
EP0803583A2 (en) | 1997-10-29 |
DE69723608T2 (en) | 2004-05-13 |
EP0803583B2 (en) | 2009-12-16 |
DE69723608D1 (en) | 2003-08-28 |
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