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Machine translation
1. (WO2000058216) PROCESS FOR PURIFYING BAYER PROCESS STREAMS
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2000/058216    International Application No.:    PCT/US2000/005042
Publication Date: 05.10.2000 International Filing Date: 25.02.2000
Chapter 2 Demand Filed:    10.10.2000    
IPC:
B01D 21/01 (2006.01), C01F 7/47 (2006.01)
Applicants: CYTEC TECHNOLOGY CORP. [US/US]; 1105 North Market Street, Wilmington, DE 19801 (US)
Inventors: SPITZER, Donald, P.; (US)
Agent: MALLON, Joseph, J.; Cytec Industries Inc., 1937 West Main Street, P.O. Box 60, Stamford, CT 06904-0060 (US)
Priority Data:
09/276,357 25.03.1999 US
Title (EN) PROCESS FOR PURIFYING BAYER PROCESS STREAMS
(FR) PROCEDE DE PURIFICATION DE FLUX DU PROCEDE BAYER
Abstract: front page image
(EN)A process for reducing the level of colloidal iron in a Bayer process stream comprises intermixing an amidoxime polymer with a Bayer process stream and separating the resultant polymer-iron complex to provide purified sodium aluminate solution.
(FR)L'invention concerne un procédé permettant de réduire le niveau du fer colloïdal dans un flux du procédé Bayer. Le procédé consiste à mélanger un polymère amidoxime au flux du procédé Bayer et à séparer le complexe polymère-fer résultant afin de présenter une solution d'aluminate de sodium purifiée.
Designated States: AE, AL, AM, AU, AZ, BA, BB, BG, BR, BY, CA, CH, CN, CR, CU, CZ, EE, GD, GE, GH, GM, HR, HU, ID, IL, IN, IS, JP, KE, KG, KP, KR, KZ, LC, LK, LR, LS, LT, LU, LV, MA, MD, MG, MK, MN, MW, MX, NO, NZ, PL, RO, RU, SD, SG, SI, SK, SL, TJ, TM, TR, TT, UA, UG, UZ, VN, YU, ZA, ZW.
African Regional Intellectual Property Organization (GH, GM, KE, LS, MW, SD, SL, SZ, TZ, UG, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, MD, RU, TJ, TM)
European Patent Office (AT, BE, CH, CY, DE, DK, ES, FI, FR, GB, GR, IE, IT, LU, MC, NL, PT, SE)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GW, ML, MR, NE, SN, TD, TG).
Publication Language: English (EN)
Filing Language: English (EN)