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1. (WO2016049709) WATER TREATMENT METHODS
Latest bibliographic data on file with the International Bureau   

Pub. No.: WO/2016/049709 International Application No.: PCT/AU2015/050601
Publication Date: 07.04.2016 International Filing Date: 02.10.2015
IPC:
C02F 1/52 (2006.01) ,C02F 1/58 (2006.01)
C CHEMISTRY; METALLURGY
02
TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
F
TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
1
Treatment of water, waste water, or sewage
52
by flocculation or precipitation of suspended impurities
C CHEMISTRY; METALLURGY
02
TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
F
TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
1
Treatment of water, waste water, or sewage
58
by removing specified dissolved compounds
Applicants: CRS INDUSTRIAL WATER TREATMENT SYSTEMS PTY LTD[AU/AU]; 4/9 Packard Avenue Castle Hill, New South Wales 2154, AU
Inventors: ARAKEL, Aharon; AU
MOLONEY, Grant; AU
STARK, Michael; AU
THEOBALD, Samantha; AU
Agent: FOUNDRY INTELLECTUAL PROPERTY PTY LTD; PO Box Q1466 Queen Victoria Building, New South Wales 1230, AU
Priority Data:
201490395703.10.2014AU
Title (EN) WATER TREATMENT METHODS
(FR) PROCÉDÉS DE TRAITEMENT DE L'EAU
Abstract:
(EN) Disclosed herein is a method for treating shale gas produced water. The method comprises adding a magnesium containing pH raising agent to the produced water, whereby a precipitate comprising magnesium hydroxide is formed; adding a source of carbonate ions to the produced water, whereby a carbonate containing precipitate is formed; and removing the precipitate to provide a treated water.
(FR) L'invention concerne un procédé de traitement d'eau produite par gaz de schiste. Le procédé comprend l'ajout d'un agent augmentant le pH contenant du magnésium à l'eau produite, suite à quoi un précipité comprenant de l'hydroxyde de magnésium est formé ; l'ajout d'une source d'ions carbonate à l'eau produite, suite à quoi un précipité comprenant un carbonate est formé ; et l'élimination du précipité pour obtenir une eau traitée.
front page image
Designated States: 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, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JP, KE, KG, KN, KP, KR, 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
African Regional Intellectual Property Organization (ARIPO) (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Office (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (EPO) (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)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG)
Publication Language: English (EN)
Filing Language: English (EN)