Patent SG-11201809530P-A (SG)
Title: Method for recovery of phosphate
Inventor: NILSEN PAAL JAHRE
IPC: C02F11/143
Filed: 2017-05-19
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property 11111111111111111110 11111110 1111111111111111111111111111111111110 11111111111 Organization International Bureau (10) International Publication Number (43) International Publication Date .....0\"\"\"1 WO 2017/198834 Al 23 November 2017 (23.11.2017) WIPO I PCT (51) International 001B 25/45 CO2F 1/52 CO2F 1/66 CO2F 3/28 (21) International (22) International (25) Filing (26) Publication (30) Priority 16170684.1 (71) Applicant: boks 78, N-1371 Asker (NO). (72) Inventors: — dalen (NO). Patent Classification: (74) Agent: BUDDE SCHOU A/S; Hausergade 3, 1128 Copen- (2006.01) CO2F 11/04 (2006.01) hagen K (DK). (2006.01) Cl 2M 1/107 (2006.01) (2006.01) Cl 2M 1/00 (2006.01) (81) Designated States (unless otherwise indicated, for every (2006.01) CO2F 1/58 (2006.01) kind of national protection available): AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, Application Number: CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, PCT/EP2017/062142 DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, Filing Date: HR, HU, ID, IL, IN, IR, IS, JP, KE, KG, KH, KN, KP, KR, 19 May 2017 (19.05.2017) 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, Language: English PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, Language: English 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. Data: (84) Designated States (unless otherwise indicated, for every 20 May 2016 (20.05.2016) EP kind of regional protection available): ARIPO (BW, GH, CAMBI TECHNOLOGY AS [NO/NO]; Post- 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, NILSEN, Paal Jahre; Bjorneroa 5, 3472 Bo-EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, HOLTE, Hans Rasmus; Ovregrenda 3, 3425 MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, (NO). Reistad = 4. FOR RECOVERY OF PHOSPHATE 12. 14. < (54) Title: METHOD — 11. 13. — — = 10. _= 9. _____....-----,..„ 7 . 5. = = _ < -1 9 1 .. 1 _ _: 1 18. _ 16. 21. 2 of phosphate, in the comprises a digestion in that a magnesium source is added to the material in the is recovered as MAP 6. , -->r L t L______„„ = i = 1. The present invention before said flow enters t provides a a biomass material which process a thermal hydrolysis, characterised the digestion tank, and phosphate tank. i , 1 17. I 1 t I t '''t Ni , 20 . 21. -> form of magnesium ammonium phosphate step performed in a digestion tank and as an integral part of a solid or semi-solid _ a process for treating step employing from the digestion = 15. Figure method for recovery = 1-1 iv M ot GO (57) : 01 (MAP), from ---- includes a pre-treatment IN ,-1 process flow 0 digestate product ei C [Continued on next page] WO 2017/198834 Al MIDEDIMOMMIDIROFIEHISIMMINNHINVOIMIE TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). Published: — with international search report (Art. 21(3))