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 specially adapted for 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)
  • Manufacture Of Iron (AREA)
  • Blast Furnaces (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
SE7304333A 1973-03-26 1973-03-26 SE371455B (en:Method)

Priority Applications (12)

Application Number Priority Date Filing Date Title
SE7304333A SE371455B (en:Method) 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 (en:Method) 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 (en:Method) 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 (en:Method) 1973-03-26 1980-03-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7304333A SE371455B (en:Method) 1973-03-26 1973-03-26

Publications (1)

Publication Number Publication Date
SE371455B true SE371455B (en:Method) 1974-11-18

Family

ID=20317042

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7304333A SE371455B (en:Method) 1973-03-26 1973-03-26

Country Status (10)

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

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
WO2018201259A1 (en) * 2017-05-04 2018-11-08 Hatch Ltd. Plasma heating blast air
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
DE1558065B1 (de) * 1966-02-06 1970-08-27 Penzen Kompressornyj Zd Gasgefeuerter Kupolofen
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
JPS5026701A (en:Method) 1975-03-19
FR2223647A1 (en:Method) 1974-10-25
SU955866A3 (ru) 1982-08-30
IT1055556B (it) 1982-01-11
DE2413580A1 (de) 1974-10-17
DE2413580C3 (de) 1978-12-21
FR2223647B1 (en:Method) 1977-09-30
DE2413580B2 (de) 1978-04-27
JPS55142543U (en:Method) 1980-10-13
GB1473942A (en) 1977-05-18
BE812244A (fr) 1974-07-01
JPS5746543Y2 (en:Method) 1982-10-13
US3970290A (en) 1976-07-20

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