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C21B13/00—Making spongy iron or liquid steel, by direct processes
C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
C—CHEMISTRY; METALLURGY
C21—METALLURGY OF IRON
C21B—MANUFACTURE OF IRON OR STEEL
C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
C21B2100/60—Process control or energy utilisation in the manufacture of iron or steel
C21B2100/66—Heat exchange
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
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Metallurgy
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Organic Chemistry
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FR533616D1921-01-181921-01-18Procédé et dispositif de fabrication directe du fer et de l'acier
ExpiredFR533616A
(fr)