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Machine translation
1. (WO1997036011) RECOVERY OF METAL VALUES
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/1997/036011    International Application No.:    PCT/US1997/004089
Publication Date: 02.10.1997 International Filing Date: 14.03.1997
Chapter 2 Demand Filed:    22.10.1997    
IPC:
C22B 3/08 (2006.01), C22B 3/28 (2006.01), C22B 34/14 (2006.01), C22B 34/24 (2006.01), C22B 60/02 (2006.01)
Applicants: CABOT CORPORATION [US/US]; 75 State Street, Boston, MA 02109-1806 (US).
THE UNITED STATES OF AMERICA, represented by THE SECRETARY OF THE INTERIOR [US/US]; United States Department of the Interior, Bureau of Reclamation, Main Interior Building, Room 7614 MS W-5000, 1849 C Street, N.W., Washington, DC 20240 (US)
Inventors: BROWN, Patrick, M.; (US).
HARD, Robert, A.; (US).
HARBUCK, Donna, D.; (US).
GREEN, Gordon, K.; (US)
Agent: CAIRNS, James, A.; Cabot Corporation, Law Department, 157 Concord Road, Billerica, MA 01821-7001 (US)
Priority Data:
08/621,631 26.03.1996 US
Title (EN) RECOVERY OF METAL VALUES
(FR) RECUPERATION DE METAUX PRECIEUX
Abstract: front page image
(EN)A process for selectively extracting metal values, including, uranium, thorium, scandium and zirconium, from starting materials which include the metal values. The process is particularly well suited to extracting metal and recovering metal values from tantalum/niobium production process or residues.
(FR)Procédé d'extraction sélective de métaux précieux, notamment d'uranium, de thorium, de scandium et de zirconium à partir de matières de départ renfermant les métaux précieux. Le procédé est particulièrement bien adapté à l'extraction de métal et à la récupération de métaux précieux dans des résidus de minerai de traitement de production de tantale/niobium.
Designated States: AL, AM, AT, AU, AZ, BA, BB, BG, BR, BY, CA, CH, CN, CU, CZ, DE, DK, EE, ES, FI, GB, GE, GH, HU, IL, IS, JP, KE, KG, KP, KR, KZ, LC, LK, LR, LS, LT, LU, LV, MD, MG, MK, MN, MW, MX, NO, NZ, PL, PT, RO, RU, SD, SE, SG, SI, SK, TJ, TM, TR, TT, UA, UG, UZ, VN, YU.
African Regional Intellectual Property Organization (GH, KE, LS, MW, SD, SZ, UG)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, MD, RU, TJ, TM)
European Patent Office (AT, BE, CH, 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, ML, MR, NE, SN, TD, TG).
Publication Language: English (EN)
Filing Language: English (EN)