Patent SG-11201805273Q-A (SG)
Title: Automated chemical feed to wastewater based on measurements of organics
Inventor: MASON DAVID
IPC: C02F1/28
Filed: 2017-07-19
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 25 January 2018 (25.01.2018) WIPO I PCT (10) International Publication Number WO 2018/017723 A1 (51) International Patent Classification: C02F1/52 (2006.01) C02F101/32 (2006.01) C02F1/24 (2006.01) C02F103/36 (2006.01) C02F1/28 (2006.01) (21) International Application Number: PCT/US2017/042875 (22) International Filing Date: 19 July 2017 (19.07.2017) (25) Filing Language: English (26) Publication Language: English (30) Priority Data: 62/364,397 20 July 2016 (20.07.2016) US (71) Applicant: GENERAL ELECTRIC COMPANY [US/US]; 1 River Road, Schenectady, NY 12345 (US). (72) Inventors: MASON, David, M.; 9669 Grogan's Mill Road, The Woodlands, TX 77380 (US). ERICKSON, Gary; 6060 Spine Road, Boulder, CO 80301-3687 (US). (74) Agent: KRAMER, John, A. et al.; General Electric Com­ pany, Global Patent Operation, 901 Main Avenue, 3rd Floor, Norwalk, CT 06851 (US). (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, (54) Title: AUTOMATED CHEMICAL FEED TO WASTEWATER BASED ON MEASUREMENTS OF ORGANICS CJ l> l> i-H © 00 i-H o CJ O £ FIG. 2A (57) : Disclosed herein are systems and methods method of treating wastewater. The method comprises measuring total or­ ganic carbons (TOC) in a stream of wastewater (202) from a processing plant (204), wherein the TOCs are measured in the stream of wastewater (202) at an inlet to a flotation thickener (208), providing the measured TOC's to a processing device (210), determining, based on the measured TOCs in the stream of wastewater (202), a treatment protocol for the stream of wastewater (202), and treating the wastewater stream (202) by controlling a feed control unit (212) in accordance with the determined treatment protocol. [Continued on next page] WO 2018/017723 A1 llll II II11 III III III I II III III III II III 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: — as to applicant's entitlement to apply for and be granted a patent (Rule 4.17(H)) — as to the applicant's entitlement to claim the priority of the earlier application (Rule 4.17(Hi)) Published: — with international search report (Art. 21(3))