IT8122078A0 - Metodo per il preriscaldamento di rottame di acciaio mediante i gasdi scarico derivati da un forno elettrico per la produzione di acciaio. - Google Patents
Metodo per il preriscaldamento di rottame di acciaio mediante i gasdi scarico derivati da un forno elettrico per la produzione di acciaio.Info
- Publication number
- IT8122078A0 IT8122078A0 IT8122078A IT2207881A IT8122078A0 IT 8122078 A0 IT8122078 A0 IT 8122078A0 IT 8122078 A IT8122078 A IT 8122078A IT 2207881 A IT2207881 A IT 2207881A IT 8122078 A0 IT8122078 A0 IT 8122078A0
- Authority
- IT
- Italy
- Prior art keywords
- exhaust gases
- preheating
- production furnace
- gases derived
- electric
- Prior art date
Links
- 229910000831 Steel Inorganic materials 0.000 title 2
- 239000010959 steel Substances 0.000 title 2
- 239000007789 gas Substances 0.000 title 1
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
-
- 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
- F27D13/00—Apparatus for preheating charges; Arrangements for preheating charges
- F27D13/002—Preheating scrap
-
- 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
- F27D19/00—Arrangements of controlling devices
-
- 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
- F27D99/00—Subject matter not provided for in other groups of this subclass
- F27D99/0001—Heating elements or systems
- F27D99/0033—Heating elements or systems using burners
- F27D2099/0046—Heating elements or systems using burners with incomplete combustion, e.g. reducing atmosphere
- F27D2099/0048—Post- combustion
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Furnace Details (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7631580A JPS572974A (en) | 1980-06-06 | 1980-06-06 | Preheating of scrap employing exhaust gas from steel making electric furnace |
JP11953380A JPS5743191A (en) | 1980-08-29 | 1980-08-29 | Preheating of scrap by gas discharged from electric furnace for making steel |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8122078A0 true IT8122078A0 (it) | 1981-06-01 |
IT1136786B IT1136786B (it) | 1986-09-03 |
Family
ID=26417457
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT22078/81A IT1136786B (it) | 1980-06-06 | 1981-06-01 | Metodo per il preriscaldamento di rottame di acciaio mediante i gas di scarico derivati da un forno elettrico per la produzione di acciaio |
Country Status (11)
Country | Link |
---|---|
US (1) | US4375958A (it) |
KR (1) | KR860001292B1 (it) |
AT (1) | AT384439B (it) |
BR (1) | BR8103581A (it) |
CA (1) | CA1160457A (it) |
CH (1) | CH645671A5 (it) |
DE (1) | DE3121860C2 (it) |
ES (1) | ES8205019A1 (it) |
FR (1) | FR2483952B1 (it) |
GB (1) | GB2078917B (it) |
IT (1) | IT1136786B (it) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113293255A (zh) * | 2021-05-27 | 2021-08-24 | 安徽首矿大昌金属材料有限公司 | 一种转炉炼钢废钢调温方法 |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4478574A (en) * | 1981-08-31 | 1984-10-23 | Kawasaki Jukogyo Kabushiki Kaisha | Scrap preheating system for an electric furnace |
JPS5878499U (ja) * | 1981-11-21 | 1983-05-27 | 株式会社ニツコ− | 電気炉の廃ガス設備 |
SE440145B (sv) * | 1981-12-01 | 1985-07-15 | Asea Ab | Skrotforvermare |
IT1158148B (it) * | 1982-09-23 | 1987-02-18 | Danieli Off Mecc | Procedimento e mezzi per il preriscaldamento del rottame di carico di un forno fusario |
US4492567A (en) * | 1982-10-13 | 1985-01-08 | Pennsylvania Engineering Corporation | Method of removal of impure gases at the time of scrap preheating, and equipment for use of same |
SE442440B (sv) * | 1983-10-03 | 1985-12-23 | Flaekt Ab | Anordning for forvermning av skrot som skall chargeras en elektrostalugn |
JPS6129686A (ja) * | 1984-07-23 | 1986-02-10 | 合同製鐵株式会社 | 電気製鋼炉排ガスによるスクラツプの予熱方法およびその装置 |
FR2571062B1 (fr) * | 1984-09-28 | 1989-08-25 | Montereau Acieries | Procede de prechauffage des ferrailles et riblons |
FR2573774B1 (fr) * | 1984-11-29 | 1989-02-17 | Clecim Sa | Procede et dispositif de prechauffage de ferrailles pour four electrique |
FR2576607B1 (fr) * | 1985-01-25 | 1989-10-13 | Montereau Acieries | Procede de prechauffage de ferrailles et riblons |
DE3521569A1 (de) * | 1985-06-15 | 1986-12-18 | Neue Hamburger Stahlwerke GmbH, 2103 Hamburg | Verfahren und anlage fuer die vorwaermung von in einen elektroofen einzusetzendem schrott |
SE452191C (sv) * | 1986-04-15 | 1989-04-09 | Nab Konsult | Foerfarande och anordning foer foervaermning av skrot till ugnar |
US4681535A (en) * | 1986-04-28 | 1987-07-21 | Toho Development Engineering Co., Ltd. | Preheating mechanism for source metal for melt |
SE462630B (sv) * | 1988-03-16 | 1990-07-30 | Flaekt Ab | Foerfarande och anordning foer aatervinning av energi vid metallurgiska processer |
DE4008027C1 (it) * | 1990-03-10 | 1991-05-23 | Stahlwerke Peine-Salzgitter Ag, 3150 Peine, De | |
US5400358A (en) * | 1992-10-13 | 1995-03-21 | Consteel, S.A. | Continuous scrap preheating |
US5385727A (en) * | 1993-05-19 | 1995-01-31 | Church & Dwight Co., Inc. | Dentifrices containing zinc oxide particles and sodium bicarbonate |
US5330748A (en) * | 1993-05-19 | 1994-07-19 | Church & Dwight Co., Inc. | Dentifrices containing zinc oxide particles |
JPH07145420A (ja) * | 1993-09-30 | 1995-06-06 | Ishikawajima Harima Heavy Ind Co Ltd | 電気アーク溶解炉 |
FI20061124L (fi) * | 2006-12-15 | 2008-06-16 | Outotec Oyj | Menetelmä ja laitteisto sulatusuuniin syötettävän materiaalin esikäsittelemiseksi |
FI20061123L (fi) * | 2006-12-15 | 2008-06-16 | Outotec Oyj | Menetelmä sulatusuuniin syötettävän materiaalin esikäsittelemiseksi ja etukuumennusjärjestelmä |
EP2792984B8 (en) | 2013-04-17 | 2021-04-21 | Gf-Elti S.R.L. | Method for preparing and feeding metal scrap to an electric smelting furnace for making steel |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3163520A (en) * | 1960-12-27 | 1964-12-29 | Elektrokemisk As | Process and apparatus for preheating and pre-reduction of charge to electric furnace |
US3424573A (en) | 1964-11-02 | 1969-01-28 | Rocco Catoggio De Villiers | Process for combined oxygen iron refining and producing of ferrous melts |
US3439909A (en) * | 1965-09-17 | 1969-04-22 | Koppers Co Inc | Apparatus for preheating scrap metal |
DE1804098A1 (de) * | 1967-10-23 | 1969-07-03 | Krupp Gmbh | Verfahren und Vorrichtung zur Vorwaermung von Schrott fuer Lichtbogenoefen |
DE2135839C3 (de) * | 1971-07-17 | 1979-01-04 | Verfahrenstechnik Dr.-Ing. Kurt Baum, 4300 Essen | Verfahren zur Erfassung der beim Schrottchargieren und Stahlabstechen von Elektroöfen mit Direktabsaugung entstehenden Rauchgase |
US3936588A (en) * | 1972-03-20 | 1976-02-03 | Elkem-Spigerverket | Control system for electrical furnaces |
US4010935A (en) | 1975-12-22 | 1977-03-08 | Alumax Inc. | High efficiency aluminum scrap melter and process therefor |
GB1484420A (en) | 1976-06-09 | 1977-09-01 | Ass Elect Ind | Steel making furnaces |
US4113977A (en) | 1977-08-19 | 1978-09-12 | Brown Boveri Corporation | Preheating system with gas recirculation |
US4201370A (en) | 1978-07-10 | 1980-05-06 | College Research Corporation | Method and apparatus for heat treating materials to remove contaminants |
-
1981
- 1981-06-01 IT IT22078/81A patent/IT1136786B/it active
- 1981-06-01 US US06/268,797 patent/US4375958A/en not_active Expired - Lifetime
- 1981-06-01 CA CA000378764A patent/CA1160457A/en not_active Expired
- 1981-06-01 CH CH357181A patent/CH645671A5/de not_active IP Right Cessation
- 1981-06-02 DE DE3121860A patent/DE3121860C2/de not_active Expired
- 1981-06-02 ES ES502712A patent/ES8205019A1/es not_active Expired
- 1981-06-03 GB GB8116928A patent/GB2078917B/en not_active Expired
- 1981-06-03 AT AT0248381A patent/AT384439B/de not_active IP Right Cessation
- 1981-06-04 KR KR1019810002010A patent/KR860001292B1/ko active
- 1981-06-05 FR FR8111238A patent/FR2483952B1/fr not_active Expired
- 1981-06-05 BR BR8103581A patent/BR8103581A/pt not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113293255A (zh) * | 2021-05-27 | 2021-08-24 | 安徽首矿大昌金属材料有限公司 | 一种转炉炼钢废钢调温方法 |
Also Published As
Publication number | Publication date |
---|---|
FR2483952A1 (fr) | 1981-12-11 |
DE3121860A1 (de) | 1982-03-18 |
AT384439B (de) | 1987-11-10 |
ES502712A0 (es) | 1982-05-16 |
ES8205019A1 (es) | 1982-05-16 |
KR860001292B1 (ko) | 1986-09-10 |
US4375958A (en) | 1983-03-08 |
GB2078917B (en) | 1983-10-05 |
GB2078917A (en) | 1982-01-13 |
CA1160457A (en) | 1984-01-17 |
ATA248381A (de) | 1987-04-15 |
FR2483952B1 (fr) | 1985-10-31 |
DE3121860C2 (de) | 1987-11-12 |
KR830006443A (ko) | 1983-09-24 |
IT1136786B (it) | 1986-09-03 |
CH645671A5 (de) | 1984-10-15 |
BR8103581A (pt) | 1982-03-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19950630 |