NO132489B - - Google Patents

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Publication number
NO132489B
NO132489B NO4235/72A NO423572A NO132489B NO 132489 B NO132489 B NO 132489B NO 4235/72 A NO4235/72 A NO 4235/72A NO 423572 A NO423572 A NO 423572A NO 132489 B NO132489 B NO 132489B
Authority
NO
Norway
Prior art keywords
liquid
contact layer
treatment liquid
treatment
treated
Prior art date
Application number
NO4235/72A
Other languages
English (en)
Norwegian (no)
Inventor
H Ritzmann
Original Assignee
Polysius 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 DE19722201712 external-priority patent/DE2201712C3/de
Application filed by Polysius Ag filed Critical Polysius Ag
Publication of NO132489B publication Critical patent/NO132489B/no

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)
  • Extraction Or Liquid Replacement (AREA)
NO4235/72A 1972-01-14 1972-11-20 NO132489B (cs)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722201712 DE2201712C3 (de) 1972-01-14 Einrichtung zur Direktreduktion von Erzen aller Art, insbesondere Eisenerz, in zwei Stufen

Publications (1)

Publication Number Publication Date
NO132489B true NO132489B (cs) 1975-08-11

Family

ID=5833020

Family Applications (1)

Application Number Title Priority Date Filing Date
NO4235/72A NO132489B (cs) 1972-01-14 1972-11-20

Country Status (8)

Country Link
US (1) US3860417A (cs)
JP (1) JPS4880417A (cs)
AR (1) AR193150A1 (cs)
AU (1) AU462844B2 (cs)
GB (1) GB1372661A (cs)
NO (1) NO132489B (cs)
SE (1) SE381674B (cs)
ZA (1) ZA728123B (cs)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4010236A (en) * 1975-07-21 1977-03-01 Diamond Shamrock Corporation Manganese ore reduction

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1097156A (en) * 1913-10-06 1914-05-19 Harvey Carroll Alford Process of reducing ores.
US2277067A (en) * 1940-02-16 1942-03-24 Minerals And Metals Corp Manufacture of metal products

Also Published As

Publication number Publication date
AU462844B2 (en) 1975-07-10
SE381674B (sv) 1975-12-15
DE2201712B2 (de) 1974-03-21
GB1372661A (en) 1974-11-06
AR193150A1 (es) 1973-03-30
AU4841472A (en) 1974-05-16
JPS4880417A (cs) 1973-10-27
US3860417A (en) 1975-01-14
DE2201712A1 (de) 1973-07-26
ZA728123B (en) 1974-03-27

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