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Machine translation
1. (WO1997040198) METHOD FOR EXTRACTING GOLD FROM AURIFEROUS SAND AND OTHER MATERIALS
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/1997/040198    International Application No.:    PCT/RU1996/000098
Publication Date: 30.10.1997 International Filing Date: 24.04.1996
IPC:
B03B 1/00 (2006.01), C22B 1/00 (2006.01)
Applicants: MIROEVSKY, Petr Ravilievich [RU/RU]; (RU).
AVDEEV, Boris Viktorovich [RU/RU]; (RU)
Inventors: MIROEVSKY, Petr Ravilievich; (RU).
AVDEEV, Boris Viktorovich; (RU)
Agent: 'PATENT ATTORNEYS D & K'; a/ya 107, Moscow, 109388 (RU)
Priority Data:
Title (EN) METHOD FOR EXTRACTING GOLD FROM AURIFEROUS SAND AND OTHER MATERIALS
(FR) PROCEDE PERMETTANT D'EXTRAIRE L'OR CONTENU DANS DU SABLE OU DANS D'AUTRES MATERIAUX
Abstract: front page image
(EN)This invention pertains to a method for extracting gold from poor auriferous sands and other materials. The sand is moistened with alkaline water, following which it is crushed and ground so that the gold particles are released from the sand grains. The sand is crushed and ground in conical mills.
(FR)Cette invention concerne un procédé permettant d'extraire l'or contenu dans des sables et des matériaux aurifères pauvres. Ce procédé consiste à humidifier le sable à l'aide d'une eau alcaline, puis à le concasser et à le broyer de manière à libérer les particules d'or contenues dans les grains de sable. Le concassage et le broyage du sable s'effectuent dans des moulins coniques.
Designated States: AU, BR, CA, CN, KZ, MX, RU, UA, US, UZ.
European Patent Office (AT, BE, CH, DE, DK, ES, FI, FR, GB, GR, IE, IT, LU, MC, NL, PT, SE).
Publication Language: Russian (RU)
Filing Language: Russian (RU)