Patent classifications
F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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F28
HEAT EXCHANGE IN GENERAL
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F28F
DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
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3/00
Plate-like or laminated elements; Assemblies of plate-like or laminated elements
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F28F3/12
Elements constructed in the shape of a hollow panel, e.g. with channels
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F28F3/14
by separating portions of a pair of joined sheets to form channels, e.g. by inflation
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