Patent SG-11201900479Q-A (SG)
Title: Method and apparatus and container for freeze-drying
Inventor: DE BEER THOMAS
IPC: F26B25/22
Filed: 2017-08-10
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 22 February 2018 (22.02.2018) WIP0 I IiiimmoimiolollmonolooluinommumioniovoimIE (10) International Publication Number WO 2018/033468 Al PCT 705 r i Thermal IR Camera (51) International Patent Classification: F26B 5/06 (2006.01) F26B 25/22 (2006.01) (21) International Application Number: PCT/EP2017/070306 (22) International Filing Date: 10 August 2017 (10.08.2017) (25) Filing Language: English (26) Publication Language: English (30) Priority Data: 16184288.5 16 August 2016 (16.08.2016) EP (71) Applicant: UNIVERSITEIT GENT [BE/BE]; Sint- Pietersnieuwstraat 25, 9000 Gent (BE). (72) Inventors: DE BEER, Thomas; Dulakkerweg 4, 9800 Bachte (BE). CORVER, Jozef, Antonius, Willem, Maria; Weverstraat 4, 5671 BC Nuenen (NL). (74) Agent: CLERINX, Peter et al.; Leuvensesteenweg 203, 3190 Boortmeerbeek (BE). (81) Designated States (unless otherwise indicated, for every kind of national protection available): AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (84) Designated States (unless otherwise indicated, for every kind of regional protection available): ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). Declarations under Rule 4.17: — of inventorship (Rule 4.17(iv)) Published: with international search report (Art. 21(3)) (54) Title: METHOD AND APPARATUS AND CONTAINER FOR FREEZE-DRYING (57) : A method of drying (sublimation or desorption) a frozen prod- / 804 Movement 704 uct stored in a container (703), comprising: a) capturing (1401) a thermal IR image of the container wall using a thermal IR camera (701); b) processing 701 (1402) the thermal IR image by calculating temperature values of points locat- ed on the outer surface of the container wall; c) calculating (1403) a maximum temperature of the product in the container using a mathematical model that models heat flow and that models progress of the drying process; d) controlling an amount of power supplied to the container based on the calculated maxi- mum product temperature (Tprod_max) and on a temperature safety_margin Tsm). A freeze drying apparatus for performing said method. A container having a specific shape for use in such a process. W O 20 18/033 468 Al — —1{ Vacuum Pump 707 - 4 Heating/Cooling I of the chamber i 708 — 4I Condensor It 709 pressure sensor 1— \" \-- 710 L - - temperature sensor 711 L — — L humidity sensor 1—s \" 712 N FIG 7 700