EP 0344553 A1 19891206 - Surfactant mixtures as collectors for the flotation of non-sulfidic minerals.
Title (en)
Surfactant mixtures as collectors for the flotation of non-sulfidic minerals.
Title (de)
Tensidmischungen als Sammler für die Flotation nichtsulfidischer Erze.
Title (fr)
Mélanges d'agents tensio-actifs comme collecteurs pour la flottation de minerais non sulfurés.
Publication
Application
Priority
DE 3818482 A 19880531
Abstract (en)
[origin: US4995998A] Fatty alcohol polyglycol ethers terminally blocked by hydrophobic radicals are used as co-collectors together with cationic or ampholytic surfactant components in the flotation of non-sulfidic ores.
Abstract (de)
Fettalkoholpolyglykolether, die durch hydophobe Reste endgruppenverschlossen sind, werden bei der Flotation nichtsulfidischer Erze als Co-Sammler zusammen mit kationischen und/oder ampholytischen Tensidkomponenten eingesetzt.
IPC 1-7
IPC 8 full level
B03D 1/00 (2006.01); B03D 1/004 (2006.01); B03D 1/008 (2006.01); B03D 1/01 (2006.01); B03D 1/012 (2006.01); B03D 1/016 (2006.01); C09K 23/10 (2022.01); C09K 23/16 (2022.01); C09K 23/18 (2022.01); C09K 23/28 (2022.01); C09K 23/42 (2022.01)
CPC (source: EP US)
B03D 1/0043 (2013.01 - EP US); B03D 1/01 (2013.01 - EP US); B03D 1/012 (2013.01 - EP US); B03D 2203/04 (2013.01 - EP US)
Citation (search report)
- [A] EP 0107561 A1 19840502 - ELF AQUITAINE [FR]
- [A] GB 782107 A 19570904 - ANZIN LTD
- [A] US 3865718 A 19750211 - TVETER ELMER C, et al
- [A] EP 0201815 A2 19861120 - HENKEL KGAA [DE]
- [AD] DE 3315951 A1 19841108 - HENKEL KGAA [DE]
- [AP] EP 0270933 A2 19880615 - HENKEL KGAA [DE]
- [A] SOVIET INVENTIONS ILLUSTRATED, Woche 8601, 21. Januar 1986, Nr. 86-005601/01, Derwent Publications Ltd, London, GB; & SU-A-1162 495 (BELORUSS KIROV TECHN INS) 23-06-1985
Designated contracting state (EPC)
BE DE ES FR GB IT SE
DOCDB simple family (publication)
EP 0344553 A1 19891206; EP 0344553 B1 19920701; AU 3582889 A 19891207; AU 609996 B2 19910509; BR 8902487 A 19900116; CA 1336018 C 19950620; DE 3818482 A1 19891207; DE 58901762 D1 19920806; ES 2033487 T3 19930316; FI 892612 A0 19890530; FI 892612 A 19891201; FI 89464 B 19930630; FI 89464 C 19931011; NO 892155 D0 19890529; NO 892155 L 19891201; PT 90692 A 19891130; PT 90692 B 19941031; TR 24028 A 19910204; US 4995998 A 19910226; ZA 894115 B 19900131
DOCDB simple family (application)
EP 89109118 A 19890520; AU 3582889 A 19890530; BR 8902487 A 19890531; CA 601352 A 19890531; DE 3818482 A 19880531; DE 58901762 T 19890520; ES 89109118 T 19890520; FI 892612 A 19890530; NO 892155 A 19890529; PT 9069289 A 19890530; TR 37589 A 19890503; US 35906189 A 19890530; ZA 894115 A 19890530