KR930701721A - 진공처리실에서의 강의 탄소제거방법 및 그 방법을 수행하기 위한 진공처리실 - Google Patents
진공처리실에서의 강의 탄소제거방법 및 그 방법을 수행하기 위한 진공처리실Info
- Publication number
- KR930701721A KR930701721A KR1019930700079A KR930700079A KR930701721A KR 930701721 A KR930701721 A KR 930701721A KR 1019930700079 A KR1019930700079 A KR 1019930700079A KR 930700079 A KR930700079 A KR 930700079A KR 930701721 A KR930701721 A KR 930701721A
- Authority
- KR
- South Korea
- Prior art keywords
- vacuum chamber
- metal
- steel
- treated
- intermediate ring
- Prior art date
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract 7
- 238000000034 method Methods 0.000 title claims abstract 7
- 239000010959 steel Substances 0.000 title claims abstract 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract 4
- 229910052799 carbon Inorganic materials 0.000 title claims abstract 4
- 239000002184 metal Substances 0.000 claims abstract 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract 2
- 229910052760 oxygen Inorganic materials 0.000 claims abstract 2
- 239000001301 oxygen Substances 0.000 claims abstract 2
- 238000009489 vacuum treatment Methods 0.000 claims abstract 2
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D25/00—Devices or methods for removing incrustations, e.g. slag, metal deposits, dust; Devices or methods for preventing the adherence of slag
- F27D25/008—Devices or methods for removing incrustations, e.g. slag, metal deposits, dust; Devices or methods for preventing the adherence of slag using fluids or gases, e.g. blowers, suction units
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/10—Handling in a vacuum
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Furnace Details (AREA)
- Superconductors And Manufacturing Methods Therefor (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
- Control Of Heat Treatment Processes (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
- Furnace Charging Or Discharging (AREA)
Abstract
종 형태의 상부(4)와, 중간링(5) 및 처리되는 금속의 조(2)가 배치되고 처리되는 금속(10) 모두를 내장하는 용강국자(9)에 침지되는 두 다리(7,8)가 설비되는 하부(2)로 구성되는 진공 처리실에서의 강의 탄소제거 방법으로서, 산소의 중간링(5)의 위치, 사실상 중간링(5)의 중앙에서 처리되는 금속의 조(2) 위로 수직으로 송풍됨을 특징으로 한다.
진공 강 처리실은 상기 처리실의 중간링(5), 사실상 중간링의 중앙에 최소환 두개의 수평 송풍구(11,12)가 제공된다.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도 진공처리실의 단면도.
Claims (5)
- 종 형태인 상부(4)와, 중간링(5) 및 처리되는 금속의 조(2)가 배치되며 처리되는 금속(10) 모두를 내장하는 용강국자(9)에 침지된 두 다리들(7,8)을 구비하는 하부(6)로 구성되는 진공 처리실에서의 강의 탄소제거방법으로서, 산소는 상기 처리시의 중간링(5)의 위치에서 처리되는 금속의 조(2) 위로 수평으로 송풍됨을 특징으로 하는 진공처리실에서의 강이 탄소제거 방법.
- 제1항에 따른 방법을 수행하기 위한 진공처리실로서, 최소한 2개의 수평 송풍구(11, 12)가 처리되는 금속의 조(2) 위의 상기 중간링(5)에 제공됨을 특징으로 하는 진공처리실.
- 제2항에 있어서, 수평 송풍구들(11,12)은 처리실(3)의 주위에 일정하게 분포됨을 특징으로 하는 진공처리실.
- 제2항에 있어서, 송풍구들(11,12)은 사실상 상기 처리실(3)의 중간링(5)의 중앙에 제공됨을 특징으로 하는 진공처리실.
- ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9105753 | 1991-05-13 | ||
| FR919105753A FR2676458B1 (fr) | 1991-05-13 | 1991-05-13 | Procede de decarburation d'acier dans une enceinte de traitement sous vide et enceinte de traitement sous vide pour la mise en óoeuvre du procede. |
| PCT/FR1992/000416 WO1992020986A1 (fr) | 1991-05-13 | 1992-05-07 | Procede de decarburation d'acier dans une enceinte de traitement sous vide et enceinte de traitement sous vide pour la mise en ×uvre du procede |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR930701721A true KR930701721A (ko) | 1993-06-12 |
| KR100232912B1 KR100232912B1 (ko) | 1999-12-01 |
Family
ID=9412712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019930700079A KR100232912B1 (ko) | 1991-05-13 | 1992-05-07 | 진공처리실에서의 강의 탄소제거방법 및 그 방법을 수행하기 위한 진공처리실 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US5332417A (ko) |
| EP (1) | EP0514246B1 (ko) |
| KR (1) | KR100232912B1 (ko) |
| AT (1) | ATE125933T1 (ko) |
| CA (1) | CA2087179C (ko) |
| DE (1) | DE69203788T2 (ko) |
| ES (1) | ES2076705T3 (ko) |
| FR (1) | FR2676458B1 (ko) |
| TW (1) | TW202482B (ko) |
| WO (1) | WO1992020986A1 (ko) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5603749A (en) * | 1995-03-07 | 1997-02-18 | Bethlehem Steel Corporation | Apparatus and method for vacuum treating molten steel |
| CN111518992B (zh) * | 2020-05-08 | 2022-02-08 | 赵元庆 | 一种罐式单嘴精炼炉及真空精炼方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4104057A (en) * | 1972-06-10 | 1978-08-01 | Hermann Maas | Method for making low carbon high chromium alloyed steels |
| US4071356A (en) * | 1976-11-24 | 1978-01-31 | Nippon Steel Corporation | Method for refining a molten steel in vacuum |
| US4105057A (en) * | 1977-09-23 | 1978-08-08 | Amity Leather Products Company | Flexible receptacle with credit card holder |
| FR2542014B1 (fr) * | 1983-03-02 | 1985-06-21 | Solmer | Dispositif pour le decrassage des becs de convertisseur d'acierie |
| EP0328851A1 (en) * | 1988-02-16 | 1989-08-23 | Acciaierie E Ferriere Lombarde Falck S.P.A. | An apparatus for decarbonizing steels directly in the ladle |
| JPH01283316A (ja) * | 1988-05-11 | 1989-11-14 | Nkk Corp | 脱ガス槽の保守方法 |
-
1991
- 1991-05-13 FR FR919105753A patent/FR2676458B1/fr not_active Expired - Fee Related
-
1992
- 1992-05-07 AT AT92401278T patent/ATE125933T1/de not_active IP Right Cessation
- 1992-05-07 ES ES92401278T patent/ES2076705T3/es not_active Expired - Lifetime
- 1992-05-07 US US07/966,060 patent/US5332417A/en not_active Expired - Fee Related
- 1992-05-07 KR KR1019930700079A patent/KR100232912B1/ko not_active IP Right Cessation
- 1992-05-07 WO PCT/FR1992/000416 patent/WO1992020986A1/fr active Application Filing
- 1992-05-07 DE DE69203788T patent/DE69203788T2/de not_active Expired - Fee Related
- 1992-05-07 EP EP92401278A patent/EP0514246B1/fr not_active Expired - Lifetime
- 1992-05-07 CA CA002087179A patent/CA2087179C/fr not_active Expired - Fee Related
- 1992-05-09 TW TW081103610A patent/TW202482B/zh active
Also Published As
| Publication number | Publication date |
|---|---|
| CA2087179A1 (fr) | 1992-11-14 |
| KR100232912B1 (ko) | 1999-12-01 |
| CA2087179C (fr) | 2002-07-02 |
| TW202482B (ko) | 1993-03-21 |
| FR2676458A1 (fr) | 1992-11-20 |
| ES2076705T3 (es) | 1995-11-01 |
| DE69203788T2 (de) | 1996-01-11 |
| WO1992020986A1 (fr) | 1992-11-26 |
| FR2676458B1 (fr) | 1994-03-04 |
| EP0514246B1 (fr) | 1995-08-02 |
| EP0514246A1 (fr) | 1992-11-19 |
| DE69203788D1 (de) | 1995-09-07 |
| ATE125933T1 (de) | 1995-08-15 |
| US5332417A (en) | 1994-07-26 |
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| A201 | Request for examination | ||
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| GRNT | Written decision to grant | ||
| FPAY | Annual fee payment |
Payment date: 20020822 Year of fee payment: 4 |
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| LAPS | Lapse due to unpaid annual fee |