BR8805650A - PROCESS FOR THE DIRECT REDUCTION OF MATERIALS WITH IRON OXIDE CONTENT - Google Patents

PROCESS FOR THE DIRECT REDUCTION OF MATERIALS WITH IRON OXIDE CONTENT

Info

Publication number
BR8805650A
BR8805650A BR888805650A BR8805650A BR8805650A BR 8805650 A BR8805650 A BR 8805650A BR 888805650 A BR888805650 A BR 888805650A BR 8805650 A BR8805650 A BR 8805650A BR 8805650 A BR8805650 A BR 8805650A
Authority
BR
Brazil
Prior art keywords
materials
iron oxide
oxide content
direct reduction
reduction
Prior art date
Application number
BR888805650A
Other languages
Portuguese (pt)
Inventor
Gerd Eisenheimer
Hermann Lommert
Original Assignee
Metallgesellschaft 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
Application filed by Metallgesellschaft Ag filed Critical Metallgesellschaft Ag
Publication of BR8805650A publication Critical patent/BR8805650A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/08—Making spongy iron or liquid steel, by direct processes in rotary furnaces

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Manufacture Of Iron (AREA)
  • Muffle Furnaces And Rotary Kilns (AREA)
  • Compounds Of Iron (AREA)
BR888805650A 1987-12-18 1988-11-02 PROCESS FOR THE DIRECT REDUCTION OF MATERIALS WITH IRON OXIDE CONTENT BR8805650A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19873743007 DE3743007A1 (en) 1987-12-18 1987-12-18 METHOD FOR THE DIRECT REDUCTION OF IRON OXYGEN-CONTAINING MATERIALS IN THE ROTATING THREAD

Publications (1)

Publication Number Publication Date
BR8805650A true BR8805650A (en) 1989-07-18

Family

ID=6342944

Family Applications (1)

Application Number Title Priority Date Filing Date
BR888805650A BR8805650A (en) 1987-12-18 1988-11-02 PROCESS FOR THE DIRECT REDUCTION OF MATERIALS WITH IRON OXIDE CONTENT

Country Status (11)

Country Link
EP (1) EP0321018B1 (en)
CN (1) CN1016618B (en)
AU (1) AU610957B2 (en)
BR (1) BR8805650A (en)
DE (2) DE3743007A1 (en)
ES (1) ES2042722T3 (en)
GR (1) GR3005903T3 (en)
IN (1) IN169929B (en)
PT (1) PT89252B (en)
TR (1) TR23570A (en)
ZA (1) ZA889414B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NZ273867A (en) * 1993-09-22 1998-01-26 Rgc Mineral Sands Ltd Method and apparatus for roasting titaniferous materials in a kiln, reagent(s) introduced at plurality of locations along length of kiln or at or near its discharge end
GB9523229D0 (en) * 1995-11-14 1996-01-17 Allied Dust Processing Ltd Method of processing finely divided material incorporating metal based constituents
CN100398669C (en) * 2005-05-10 2008-07-02 太原理工大学 Method of manufacturing low carbon sponge iron using microwave vertical furnace

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1542305A1 (en) * 1965-06-23 1970-04-30 Metallgesellschaft Ag Process for carrying out endothermic reactions in a rotary kiln
FR1484260A (en) * 1965-06-23 1967-06-09 Metallgesellschaft Ag Process for carrying out endothermic reactions in a rotating tube furnace
DE2905339A1 (en) * 1979-02-13 1980-08-21 Metallgesellschaft Ag METHOD FOR PRODUCING STEEL

Also Published As

Publication number Publication date
AU2695388A (en) 1989-06-22
CN1033649A (en) 1989-07-05
ES2042722T3 (en) 1993-12-16
TR23570A (en) 1990-04-03
DE3743007A1 (en) 1989-06-29
PT89252A (en) 1989-12-29
GR3005903T3 (en) 1993-06-07
PT89252B (en) 1993-07-30
AU610957B2 (en) 1991-05-30
IN169929B (en) 1992-01-11
EP0321018B1 (en) 1992-07-22
CN1016618B (en) 1992-05-13
EP0321018A1 (en) 1989-06-21
DE3873051D1 (en) 1992-08-27
ZA889414B (en) 1990-08-29

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Legal Events

Date Code Title Description
KD Notifcation of receipt (letter patent)
FG Letter patent granted
B21A Expiry acc. art. 78, item i of ipl- expiry of the term of protection

Free format text: PATENTE EXTINTA EM 02/11/2003