| 摘要 |
The present invention relates to a heat exchanger for the change of state of a fluid, comprising series of U-tubes 2, 2' fitted with fins 3 and connected to a header box 7 comprising a distributor channel 8 and a collector channel 12. According to the invention, the distributor channel 8 is fitted with pressure reduction means and means for injecting the fluid. Application to air conditioning, in particular of a motor vehicle. <IMAGE>
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