EP 0298392 A3 19910109 - METHOD AND AGENTS FOR OBTAINING MINERALS FROM ORES BY FLOTATION
Title (en)
METHOD AND AGENTS FOR OBTAINING MINERALS FROM ORES BY FLOTATION
Publication
Application
Priority
ZA 874930 A 19870707
Abstract (en)
[origin: EP0298392A2] In ore flotation, collecting agent mixtures are used which contain - unsubstituted primary and secondary C8-C22-alkyl- and/or -alkenyl-amines and/or salts thereof and - xanthates, dithiophosphates, mercaptobenzothiazoles, xanthogen formates (alkylcarbonic/alkylxanthic acid anhydrides) and/or thionocarbamates. <IMAGE>
IPC 1-7
IPC 8 full level
B03D 1/004 (2006.01); B03D 1/01 (2006.01); B03D 1/012 (2006.01); B03D 1/014 (2006.01)
CPC (source: EP US)
B03D 1/01 (2013.01 - EP US); B03D 1/012 (2013.01 - EP US); B03D 1/014 (2013.01 - EP US); B03D 2201/02 (2013.01 - EP US); B03D 2203/025 (2013.01 - EP US)
Citation (search report)
- [X] FR 1011166 A 19520619 - PENARROYA MINIERE METALL
- [A] US 4036746 A 19770719 - STROW LAWRENCE EVANS, et al
- [A] WO 8703221 A1 19870604 - DOW CHEMICAL CO [US]
- [A] DE 917361 C 19540902 - KALI CHEMIE AG
Designated contracting state (EPC)
AT BE DE ES FR GB IT NL SE
DOCDB simple family (publication)
EP 0298392 A2 19890111; EP 0298392 A3 19910109; AU 1874088 A 19890112; AU 603685 B2 19901122; BR 8803360 A 19890131; CA 1316275 C 19930413; FI 883236 A0 19880706; FI 883236 A 19890108; NO 883027 D0 19880706; NO 883027 L 19890109; US 4908125 A 19900313; US 5122289 A 19920616; YU 130688 A 19900228
DOCDB simple family (application)
EP 88110551 A 19880701; AU 1874088 A 19880706; BR 8803360 A 19880706; CA 571722 A 19880707; FI 883236 A 19880706; NO 883027 A 19880706; US 21596188 A 19880707; US 45571090 A 19900205; YU 130688 A 19880705