FR2162614A1 - - Google Patents
Info
- Publication number
- FR2162614A1 FR2162614A1 FR7243819A FR7243819A FR2162614A1 FR 2162614 A1 FR2162614 A1 FR 2162614A1 FR 7243819 A FR7243819 A FR 7243819A FR 7243819 A FR7243819 A FR 7243819A FR 2162614 A1 FR2162614 A1 FR 2162614A1
- Authority
- FR
- France
- 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
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/42—Constructional features of converters
- C21C5/46—Details or accessories
- C21C5/48—Bottoms or tuyéres of converters
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2160999A DE2160999A1 (en) | 1971-12-09 | 1971-12-09 | DUESE FOR ADDING OXYGEN WITH A PROTECTIVE MEDIUM INTO CONVERTER VESSELS |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2162614A1 true FR2162614A1 (en) | 1973-07-20 |
FR2162614B1 FR2162614B1 (en) | 1976-06-04 |
Family
ID=5827447
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7243819A Expired FR2162614B1 (en) | 1971-12-09 | 1972-12-08 |
Country Status (4)
Country | Link |
---|---|
US (1) | US3811386A (en) |
JP (1) | JPS4979905A (en) |
DE (1) | DE2160999A1 (en) |
FR (1) | FR2162614B1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0625685A1 (en) * | 1993-05-17 | 1994-11-23 | DANIELI & C. OFFICINE MECCANICHE S.p.A. | Electric arc furnace with alternative sources of energy and operating method for such electric furnace |
EP0723129A2 (en) * | 1995-01-17 | 1996-07-24 | DANIELI & C. OFFICINE MECCANICHE S.p.A. | Melting method for an electric arc furnace with alternative sources of energy and relative electric arc furnace |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4023781A (en) * | 1973-05-12 | 1977-05-17 | Eisenwerk-Gesellschaft Maximilianshutte Mbh | Tuyere for metallurgical vessels |
DE2504946C2 (en) * | 1975-02-06 | 1980-04-30 | Kloeckner-Werke Ag, 4100 Duisburg | Method and device for melting down scrap, sponge iron, pellets or the like |
ZA781814B (en) * | 1977-03-31 | 1979-03-28 | Union Carbide Corp | Method for producing improved metal castings by pneumatically refining the melt |
DE3164362D1 (en) * | 1980-03-05 | 1984-08-02 | Creusot Loire | Process for the simultaneous and separate introduction of at least one gas and a pulverulent material by means of a tuyere for metallurgical purpose |
JPS5891111A (en) * | 1981-11-21 | 1983-05-31 | Kawasaki Steel Corp | Tuyere for bottom blown converter |
AT507607B1 (en) * | 2008-11-28 | 2011-02-15 | Siemens Vai Metals Tech Gmbh | NOZZLE FOR INJECTING OXYGEN-CONTAINING GAS INTO A REFRIGERATOR WITH INJECTOR TUBE |
JP7237876B2 (en) * | 2020-03-12 | 2023-03-13 | 東芝エネルギーシステムズ株式会社 | double tube |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2410912A (en) * | 1944-05-02 | 1946-11-12 | Keystone Mfg Co | Heat exchanger |
FR1280598A (en) * | 1960-06-21 | 1962-01-08 | Pompey Acieries | Device for injecting liquid, semi-liquid, pulverulent, fluidized or the like substances |
US3703279A (en) * | 1969-08-15 | 1972-11-21 | Joslyn Mfg & Supply Co | Reactor |
-
1971
- 1971-12-09 DE DE2160999A patent/DE2160999A1/en active Pending
-
1972
- 1972-12-08 FR FR7243819A patent/FR2162614B1/fr not_active Expired
- 1972-12-08 US US00313377A patent/US3811386A/en not_active Expired - Lifetime
- 1972-12-09 JP JP47123862A patent/JPS4979905A/ja active Pending
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0625685A1 (en) * | 1993-05-17 | 1994-11-23 | DANIELI & C. OFFICINE MECCANICHE S.p.A. | Electric arc furnace with alternative sources of energy and operating method for such electric furnace |
US5444733A (en) * | 1993-05-17 | 1995-08-22 | Danieli & C. Officine Meccaniche Spa | Electric arc furnace with alternative sources of energy and operating method for such electric furnace |
EP0723129A2 (en) * | 1995-01-17 | 1996-07-24 | DANIELI & C. OFFICINE MECCANICHE S.p.A. | Melting method for an electric arc furnace with alternative sources of energy and relative electric arc furnace |
EP0723129A3 (en) * | 1995-01-17 | 1996-11-06 | Danieli Off Mecc | Melting method for an electric arc furnace with alternative sources of energy and relative electric arc furnace |
US5802097A (en) * | 1995-01-17 | 1998-09-01 | Danieli & C. Officine Meccaniche Spa | Melting method for an electric ARC furnace with alternative sources of energy and relative electric ARC furnace with special burner positioning |
Also Published As
Publication number | Publication date |
---|---|
FR2162614B1 (en) | 1976-06-04 |
JPS4979905A (en) | 1974-08-01 |
US3811386A (en) | 1974-05-21 |
DE2160999A1 (en) | 1973-06-28 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |