FIGURE 7. Photograph of a high ribbed tray (approx.
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500 mm >< 160 mm >< 70 mm).
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FIGURE 11. Continuous freeze-drying installation (empty carriers coming back on the right—hand side,
washing of the trays in parallel on the right side, see gures 10 b1 to 10 173).
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FIGURE 12. Photograph of a pilot drum freeze-drier
(from left to right : control panel, condenser, freeze-drier, vacuum— and cooling system below).
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FIGURE 16. Photograph of anammonia-water absor—
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ption plant.
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