ZA745067B - Fully enclosed reduction furnance - Google Patents

Fully enclosed reduction furnance

Info

Publication number
ZA745067B
ZA745067B ZA00745067A ZA745067A ZA745067B ZA 745067 B ZA745067 B ZA 745067B ZA 00745067 A ZA00745067 A ZA 00745067A ZA 745067 A ZA745067 A ZA 745067A ZA 745067 B ZA745067 B ZA 745067B
Authority
ZA
South Africa
Prior art keywords
furnance
fully enclosed
reduction
enclosed reduction
fully
Prior art date
Application number
ZA00745067A
Inventor
H Stark
Original Assignee
Demag Ag
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
Priority claimed from DE19732340104 external-priority patent/DE2340104C3/en
Application filed by Demag Ag filed Critical Demag Ag
Publication of ZA745067B publication Critical patent/ZA745067B/en

Links

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
    • F27D25/001—Devices or methods for removing incrustations, e.g. slag, metal deposits, dust; Devices or methods for preventing the adherence of slag comprising breaking tools, e.g. hammers, drills, scrapers
    • 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
    • F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
    • F27B3/08—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces heated electrically, with or without any other source of heat
    • F27B3/085—Arc furnaces
    • 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
    • F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
    • F27B3/10—Details, accessories, or equipment peculiar to hearth-type furnaces
    • F27B3/12—Working chambers or casings; Supports therefor
    • F27B3/16—Walls; Roofs
    • 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
    • F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
    • F27B3/10—Details, accessories, or equipment peculiar to hearth-type furnaces
    • F27B3/18—Arrangements of devices for charging
    • F27B3/183—Charging of arc furnaces vertically through the roof, e.g. in three points
    • 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
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D2003/0034—Means for moving, conveying, transporting the charge in the furnace or in the charging facilities
    • F27D2003/0083—Means for stirring the charge
    • 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
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D2003/0085—Movement of the container or support of the charge in the furnace or in the charging facilities
    • F27D2003/0087—Rotation about a vertical axis
    • 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
    • F27D99/0073—Seals

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Glass Compositions (AREA)
  • Sorption Type Refrigeration Machines (AREA)
  • Control And Other Processes For Unpacking Of Materials (AREA)
ZA00745067A 1973-08-08 1974-08-08 Fully enclosed reduction furnance ZA745067B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732340104 DE2340104C3 (en) 1973-08-08 Closed reduction furnace

Publications (1)

Publication Number Publication Date
ZA745067B true ZA745067B (en) 1975-10-29

Family

ID=5889190

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00745067A ZA745067B (en) 1973-08-08 1974-08-08 Fully enclosed reduction furnance

Country Status (5)

Country Link
US (1) US3909499A (en)
BR (1) BR7406499D0 (en)
CA (1) CA1024570A (en)
NO (1) NO138421C (en)
ZA (1) ZA745067B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4159392A (en) * 1978-01-18 1979-06-26 Johns-Manville Corporation Apparatus for mounting a primary electrode
NO152609C (en) * 1978-07-18 1989-05-03 Japan Metals & Chem Co Ltd METHOD AND ELECTRON OVEN FOR REFINING FERROSILICIUM.
FI60610C (en) * 1980-06-19 1982-02-10 Outokumpu Oy SAETT ATT BLANDA EN HET UGNSGAS MED EN ANNAN GAS FOERE AVLAEGSNING AV UGNSGASEN FRAON UGNEN SAMT HUV DOERFOER
FI66487C (en) * 1980-06-19 1984-10-10 Outokumpu Oy ANORDNING FOER FOERFLYTTNING AV FAST MATERIAL SOM MATAS PAO YTN AV EN SMAELTA SAMT FOER KROSSNING AV SLAGGSKORPA SOM BI LDTS PAO SMAELTANS YTA
CN103924033B (en) * 2014-04-03 2015-09-16 宝钢工程技术集团有限公司 The circle of resistance to material

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2313837A (en) * 1940-03-26 1943-03-16 Nissim Raoul Electric arc furnace with removable hearth or roof
US2868860A (en) * 1954-09-22 1959-01-13 Elektrokemisk As Furnace for steel production
DE1608228B2 (en) * 1968-03-19 1974-01-31 Demag-Elektrometallurgie Gmbh, 4100 Duisburg Method for stabilizing the reduction process when operating closed reduction furnaces
US3721743A (en) * 1970-09-25 1973-03-20 Tanabe Kakoki Co An electric smelting furnace of the closed type
US3674903A (en) * 1971-04-20 1972-07-04 Lukens Steel Co Method and apparatus for reducing air infiltration into electric arc furnace during the charging and melting operation

Also Published As

Publication number Publication date
BR7406499D0 (en) 1975-09-09
DE2340104B2 (en) 1975-06-05
DE2340104A1 (en) 1975-02-27
NO138421C (en) 1978-08-30
NO742847L (en) 1975-03-10
CA1024570A (en) 1978-01-17
NO138421B (en) 1978-05-22
US3909499A (en) 1975-09-30

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