C - Chemistry – Metallurgy – 01 – B
Patent
C - Chemistry, Metallurgy
01
B
23/111, 53/368
C01B 17/76 (2006.01) C01B 17/52 (2006.01) C22B 1/00 (2006.01) F27D 17/00 (2006.01)
Patent
CA 1209787
The moist ores are dried in direct contact with hot dry tail gas from a contact process plant for producing sulfuric acid. The dried ores are roasted, the SO2-con- taining gases produced by the roasting are processed in the contact process plant to produce sulfuric acid, and the tail gases from the contact process plant are heated up with sur- plus heat from the contact process plant.
470896
Dorr Karl-Heinz
Sander Ulrich
Schulte Alfons
Traulsen Heinrich
Metallgesellschaft Aktiengesellschaft
Robic Robic & Associes/associates
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