VACUUM FREEZE-DRYING METHOD, SPRAY NOZZLE FOR VACUUM FREEZE-DRYING DEVICE, AND VACUUM FREEZE-DRYING DEVICE

• Main Authors: UEMATSU, Sora, ARAI, Susumu, ITOU, Masaki, MOTEGI, Nobuhiro, MATSUBAYASHI, Hiromu, YOSHIMOTO, Tsuyoshi, NISHIHASHI, Tsutomu
• Format: Patent
• Language: English; French; Japanese
• Published: 10.02.2022
• Subjects: BLASTING; DRYING; DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM; HEATING; LIGHTING; MECHANICAL ENGINEERING; WEAPONS

[Problem] To freeze droplets of a raw material liquid while maintaining an ultra-high cooling speed with a short fall distance so as to not alter characteristics of a solute or dispersoid. [Solution] A vacuum freeze-drying method according to an embodiment of the present invention comprises: a step...