DIFF Subgroup
C22B 1/20 in sintering machines with movable grates
Introduced: September 1968
Full Title
Preliminary treatment of ores or scrap > Agglomerating; Briquetting; Binding; Granulating > Sintering; Agglomerating > in sintering machines with movable grates
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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