| 摘要 |
A device for a supplying a gas flow to products, for example for a dry or freeze procedure, comprising a top and bottom grid, which are located parallel at a certain distance above each other, which top and bottom grid are both provided with a large amount of passage openings for the gas flow and in which, during operating, the to the gas flow subject products can be arranged on the upper grid, as well as flow generating means for generating and for providing the gas flow through the top and bottom grid towards the products. According to the invention the distance between the top and bottom grid is at least substantially equal to the diameter of the balls such that the balls are only able to be arranged in a single layer between the grids.
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