Patent classifications
F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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F27
FURNACES; KILNS; OVENS; RETORTS
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F27M
INDEXING SCHEME RELATING TO ASPECTS OF THE CHARGES OR FURNACES, KILNS, OVENS OR RETORTS
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2001/00
Composition, conformation or state of the charge
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F27M2001/01
Charges containing mainly non-ferrous metals
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