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FR2833050A1
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HELICOID FAN WITH A NOISE REDUCING MEANS
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Centrifugal compression wheel combining a composite material structure and a metal structure and manufacturing method
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Centrifugal ventilation wheel in composite materials
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Free flight installation for the artificial production of a lift
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Dynamic and ponderal balancing device for rotor machines, especially for industrial fans
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Centrifugal ventilation device with improved performance comprising at least two suction inputs and ventilation method therefor
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