SE371455B - - Google Patents

Info

Publication number
SE371455B
SE371455B SE7304333A SE7304333A SE371455B SE 371455 B SE371455 B SE 371455B SE 7304333 A SE7304333 A SE 7304333A SE 7304333 A SE7304333 A SE 7304333A SE 371455 B SE371455 B SE 371455B
Authority
SE
Sweden
Application number
SE7304333A
Inventor
C Grip
S Santen
Original Assignee
Norrbottens Jaernverk Ab
Skf Ind Trading & Dev
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Norrbottens Jaernverk Ab, Skf Ind Trading & Dev filed Critical Norrbottens Jaernverk Ab
Priority to SE7304333A priority Critical patent/SE371455B/xx
Priority to US05/449,784 priority patent/US3970290A/en
Priority to BE141957A priority patent/BE812244A/xx
Priority to JP49030667A priority patent/JPS5026701A/ja
Priority to GB1237774A priority patent/GB1473942A/en
Priority to DE2413580A priority patent/DE2413580C3/de
Priority to FR7409807A priority patent/FR2223647B1/fr
Priority to IT67930/74A priority patent/IT1055556B/it
Priority to CA195,889A priority patent/CA1043563A/en
Publication of SE371455B publication Critical patent/SE371455B/xx
Priority to US05/614,857 priority patent/US4072502A/en
Priority to SU762417000A priority patent/SU955866A3/ru
Priority to JP1980033832U priority patent/JPS5746543Y2/ja

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B7/00—Blast furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/001—Injecting additional fuel or reducing agents
    • C21B5/002—Heated electrically (plasma)
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B1/00—Shaft or like vertical or substantially vertical furnaces
    • F27B1/10—Details, accessories, or equipment peculiar to furnaces of these types
    • F27B1/16—Arrangements of tuyeres

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Blast Furnaces (AREA)
  • Manufacture Of Iron (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
SE7304333A 1973-03-26 1973-03-26 SE371455B (fi)

Priority Applications (12)

Application Number Priority Date Filing Date Title
SE7304333A SE371455B (fi) 1973-03-26 1973-03-26
US05/449,784 US3970290A (en) 1973-03-26 1974-03-11 Arrangement for feeding
BE141957A BE812244A (fr) 1973-03-26 1974-03-13 Procede et dispositif pour augmenter la temperature de soufflage d'un four a cuve
JP49030667A JPS5026701A (fi) 1973-03-26 1974-03-19
GB1237774A GB1473942A (en) 1973-03-26 1974-03-20 Method and arrangement for increasing the blas temperature for a shaft furnace
DE2413580A DE2413580C3 (de) 1973-03-26 1974-03-21 Verfahren zum Vermindern des Koksverbrauchs beim Reduzieren von Eisenoxyd in einem Schachtofen
FR7409807A FR2223647B1 (fi) 1973-03-26 1974-03-22
IT67930/74A IT1055556B (it) 1973-03-26 1974-03-25 Metodo e dispositivo per aumentare la temperatura dell aria nei forni a tino
CA195,889A CA1043563A (en) 1973-03-26 1974-03-25 Method and arrangement for increasing the blast temperature for a shaft furnace
US05/614,857 US4072502A (en) 1973-03-26 1975-09-19 Method apparatus for increasing blast gas temperature in a shaft furnace
SU762417000A SU955866A3 (ru) 1973-03-26 1976-11-03 Устройство дл подачи и сжигани дополнительного топлива в шахтной печи
JP1980033832U JPS5746543Y2 (fi) 1973-03-26 1980-03-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7304333A SE371455B (fi) 1973-03-26 1973-03-26

Publications (1)

Publication Number Publication Date
SE371455B true SE371455B (fi) 1974-11-18

Family

ID=20317042

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7304333A SE371455B (fi) 1973-03-26 1973-03-26

Country Status (10)

Country Link
US (1) US3970290A (fi)
JP (2) JPS5026701A (fi)
BE (1) BE812244A (fi)
CA (1) CA1043563A (fi)
DE (1) DE2413580C3 (fi)
FR (1) FR2223647B1 (fi)
GB (1) GB1473942A (fi)
IT (1) IT1055556B (fi)
SE (1) SE371455B (fi)
SU (1) SU955866A3 (fi)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4808795A (en) * 1986-08-11 1989-02-28 Skf Steel Engineering Ab Method of continuously overheating large volumes of gas

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4072504A (en) * 1973-01-26 1978-02-07 Aktiebolaget Svenska Kullagerfabriken Method of producing metal from metal oxides
JPS52122786A (en) * 1976-04-09 1977-10-15 Hitachi Ltd Sequence controlling system
US4217479A (en) * 1977-04-29 1980-08-12 Swiss Aluminium Ltd. High temperature reactor
US4129742A (en) * 1977-07-01 1978-12-12 Southwire Company Plasma arc vertical shaft furnace
US4247732A (en) * 1979-08-21 1981-01-27 Westinghouse Electric Corp. Method and apparatus for electrically firing an iron blast furnace
LU81976A1 (fr) * 1979-12-10 1981-07-23 Centre Rech Metallurgique Procede d'injection de gaz reducteurs chauds dans un four a cuve
FR2512536B1 (fr) * 1981-09-07 1989-09-01 Siderurgie Fse Inst Rech Procede pour alimenter en energie un four de rechauffage de produits metallurgiques
FR2512535B1 (fr) * 1981-09-07 1987-07-31 Siderurgie Fse Inst Rech Procede d'alimentation energetique d'un four de rechauffage de produits metallurgiques
SE500352C2 (sv) * 1982-04-07 1994-06-06 Nordic Distributor Supply Ab Sätt att utvinna metaller ur flytande slagg
SE434650B (sv) * 1982-06-09 1984-08-06 Skf Steel Eng Ab Sett vid utnyttjande av plasmagenerator for hojning av blestertemperaturen i en schaktugn
GB2136939B (en) * 1983-03-23 1986-05-08 Skf Steel Eng Ab Method for destroying refuse
SE8304273D0 (sv) * 1983-08-04 1983-08-04 Skf Steel Eng Ab Sett och anordning for upphettning av en gas med en annan gas
US4707583A (en) * 1983-09-19 1987-11-17 Kennecott Corporation Plasma heated sintering furnace
US4676940A (en) * 1985-04-01 1987-06-30 Kennecott Corporation Plasma arc sintering of silicon carbide
US4666775A (en) * 1985-04-01 1987-05-19 Kennecott Corporation Process for sintering extruded powder shapes
US4853033A (en) * 1988-06-29 1989-08-01 Electric Power Research Institute Method of desulfurizing molten metal in a plasma fired cupola
JPH0722696B2 (ja) * 1989-07-29 1995-03-15 新日本製鐵株式會社 微粉末の製造方法と装置ならびにその利用方法
US5227117A (en) * 1992-05-29 1993-07-13 Usx Corporation Apparatus for blast furnace fuel injection
CN109477151A (zh) * 2017-05-04 2019-03-15 哈奇有限公司 等离子加热鼓风
CN107574273A (zh) * 2017-08-29 2018-01-12 武汉凯迪工程技术研究总院有限公司 基于等离子体加热的高炉热风系统温度调控方法与设备

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US975625A (en) * 1909-01-14 1910-11-15 William O Bartholomew Process of extracting iron from its ores.
US1393749A (en) * 1919-12-08 1921-10-18 American Metal Co Ltd Blast-furnace
BE693685A (fi) * 1966-02-06 1967-07-17
BE757182A (fr) * 1969-10-07 1971-03-16 Oesterr Alpine Montan Procede pour la reduction de minerais

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4808795A (en) * 1986-08-11 1989-02-28 Skf Steel Engineering Ab Method of continuously overheating large volumes of gas

Also Published As

Publication number Publication date
CA1043563A (en) 1978-12-05
US3970290A (en) 1976-07-20
JPS55142543U (fi) 1980-10-13
SU955866A3 (ru) 1982-08-30
JPS5026701A (fi) 1975-03-19
BE812244A (fr) 1974-07-01
DE2413580A1 (de) 1974-10-17
DE2413580C3 (de) 1978-12-21
FR2223647B1 (fi) 1977-09-30
DE2413580B2 (de) 1978-04-27
JPS5746543Y2 (fi) 1982-10-13
GB1473942A (en) 1977-05-18
IT1055556B (it) 1982-01-11
FR2223647A1 (fi) 1974-10-25

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