LU49769A1LU49769ALU49769ALU49769A1LU 49769 A1LU49769 A1LU 49769A1LU 49769 ALU49769 ALU 49769ALU 49769 ALU49769 ALU 49769ALU 49769 A1LU49769 A1LU 49769A1
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LU
Luxembourg
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LU49769A
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Priority to LU49769ApriorityCriticalpatent/LU49769A1/xx
Publication of LU49769A1publicationCriticalpatent/LU49769A1/xx
C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
C22B1/00—Preliminary treatment of ores or scrap
C22B1/02—Roasting processes
C22B1/10—Roasting processes in fluidised form
B—PERFORMING OPERATIONS; TRANSPORTING
B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
B01J8/1872—Details of the fluidised bed reactor
C—CHEMISTRY; METALLURGY
C21—METALLURGY OF IRON
C21B—MANUFACTURE OF IRON OR STEEL
C21B13/00—Making spongy iron or liquid steel, by direct processes
C21B13/0033—In fluidised bed furnaces or apparatus containing a dispersion of the material