NL7004314A - - Google Patents

Info

Publication number
NL7004314A
NL7004314A NL7004314A NL7004314A NL7004314A NL 7004314 A NL7004314 A NL 7004314A NL 7004314 A NL7004314 A NL 7004314A NL 7004314 A NL7004314 A NL 7004314A NL 7004314 A NL7004314 A NL 7004314A
Authority
NL
Netherlands
Application number
NL7004314A
Other versions
NL146537B (nl
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 filed Critical
Publication of NL7004314A publication Critical patent/NL7004314A/xx
Publication of NL146537B publication Critical patent/NL146537B/xx

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
    • C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/52—Manufacture of steel in electric furnaces
    • C21C5/5252—Manufacture of steel in electric furnaces in an electrically heated multi-chamber furnace, a combination of electric furnaces or an electric furnace arranged for associated working with a non electric furnace
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C2007/0093—Duplex process; Two stage processes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
NL7004314A 1969-03-26 1970-03-25 Werkwijze voor de bereiding van een staalsmelt. NL146537B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE426769A SE329861B (enrdf_load_stackoverflow) 1969-03-26 1969-03-26

Publications (2)

Publication Number Publication Date
NL7004314A true NL7004314A (enrdf_load_stackoverflow) 1970-09-29
NL146537B NL146537B (nl) 1975-07-15

Family

ID=20263827

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7004314A NL146537B (nl) 1969-03-26 1970-03-25 Werkwijze voor de bereiding van een staalsmelt.

Country Status (17)

Country Link
JP (1) JPS4838053B1 (enrdf_load_stackoverflow)
AT (1) AT300866B (enrdf_load_stackoverflow)
BE (1) BE748011A (enrdf_load_stackoverflow)
BG (1) BG19194A3 (enrdf_load_stackoverflow)
BR (1) BR7017727D0 (enrdf_load_stackoverflow)
CH (1) CH550251A (enrdf_load_stackoverflow)
DK (1) DK126008B (enrdf_load_stackoverflow)
ES (1) ES377986A1 (enrdf_load_stackoverflow)
FI (1) FI49629C (enrdf_load_stackoverflow)
FR (1) FR2035911B1 (enrdf_load_stackoverflow)
GB (1) GB1311290A (enrdf_load_stackoverflow)
LU (1) LU60603A1 (enrdf_load_stackoverflow)
NL (1) NL146537B (enrdf_load_stackoverflow)
NO (1) NO124731B (enrdf_load_stackoverflow)
PL (1) PL80644B1 (enrdf_load_stackoverflow)
SE (1) SE329861B (enrdf_load_stackoverflow)
ZA (1) ZA701878B (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8300288A (nl) * 1983-01-26 1984-08-16 Hengelmolen Eng Oven voor het smelten van metalen.
DE102006056672A1 (de) 2006-11-30 2008-06-05 Sms Demag Ag Verfahren und Vorrichtung zur Rostfreistahlerzeugung ohne elektrische Energiezufuhr auf der Basis von Roheisen
DE102006056671A1 (de) 2006-11-30 2008-06-05 Sms Demag Ag Verfahren und Vorrichtung zur Rostfreistahlerzeugung ohne elektrische Energiezufuhr auf der Basis von in einer DDD-Anlage vorbehandeltem Roheisen
CN114480771A (zh) * 2022-02-11 2022-05-13 中钢设备有限公司 一种一体式炼铁装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT232020B (de) * 1961-08-02 1964-02-25 Voest Ag Verfahren und Vorrichtung zur Gewinnung von flüssigem Eisen durch Reduktion von Eisenoxyderz
FR1466981A (fr) * 1966-02-03 1967-01-20 Voest Ag Procédé et dispositif de fabrication d'acier et leurs diverses applications

Also Published As

Publication number Publication date
BE748011A (fr) 1970-08-31
ES377986A1 (es) 1973-01-01
DE2014339B2 (de) 1973-02-01
JPS4838053B1 (enrdf_load_stackoverflow) 1973-11-15
NL146537B (nl) 1975-07-15
FI49629B (enrdf_load_stackoverflow) 1975-04-30
BR7017727D0 (pt) 1973-02-22
ZA701878B (en) 1971-04-28
FI49629C (fi) 1975-08-11
SE329861B (enrdf_load_stackoverflow) 1970-10-26
FR2035911A1 (enrdf_load_stackoverflow) 1970-12-24
AT300866B (de) 1972-08-10
DE2014339A1 (de) 1970-10-29
GB1311290A (en) 1973-03-28
CH550251A (de) 1974-06-14
BG19194A3 (bg) 1975-04-30
NO124731B (enrdf_load_stackoverflow) 1972-05-29
FR2035911B1 (enrdf_load_stackoverflow) 1975-01-10
LU60603A1 (enrdf_load_stackoverflow) 1970-05-26
PL80644B1 (enrdf_load_stackoverflow) 1975-08-30
DK126008B (da) 1973-05-28

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: SVENSKA