Patent classifications
H
ELECTRICITY
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H02
GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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H02K
DYNAMO-ELECTRIC MACHINES
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9/00
Arrangements for cooling or ventilating
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H02K9/14
wherein gaseous cooling medium circulates between the machine casing and a surrounding mantle
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H02K9/18
wherein the external part of the closed circuit comprises a heat exchanger structurally associated with the machine casing
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