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Patent classifications
F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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F27
FURNACES; KILNS; OVENS; RETORTS
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F27D
DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
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15/00
Handling or treating discharged material; Supports or receiving chambers therefor
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F27D15/02
Cooling
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F27D15/0206
with means to convey the charge
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F27D15/0213
comprising a cooling grate
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F27D15/022
grate plates
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F27D2015/0233
with gas, e.g. air, supply to the grate
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