Title (en)

APPARATUS AND METHOD FOR FROTH FLOTATION

Publication

EP 0229224 A3 19890614 (EN)

Application

EP 86113124 A 19860924

Priority

US 80309985 A 19851127

Abstract (en)

[origin: EP0229224A2] Apparatus for froth flotation comprising a flotation tank having a series of cells separated by partitions but having a communicating common bottom sloped towards the feed end of the tank under all the cells. A method for froth flotation employing the novel apparatus is also disclosed.

IPC 1-7

B03D 1/14

IPC 8 full level

B03D 1/02 (2006.01); B03D 1/14 (2006.01)

CPC (source: EP)

B03D 1/02 (2013.01); B03D 1/028 (2013.01); B03D 1/082 (2013.01); B03D 1/1406 (2013.01); B03D 1/1412 (2013.01); B03D 1/1456 (2013.01); B03D 1/1462 (2013.01)

Citation (search report)

• [AD] US 3351199 A 19671107 - ANDREJS ZVEJNIEKS
• [A] US 2999595 A 19610912 - SCHOELD EDMUND A, et al
• [A] FR 2248086 A1 19750516 - ERPAC [FR]
• [A] EP 0057445 A2 19820811 - GULF & WESTERN MFG CO [US]
• [AD] US 2416066 A 19470218 - PHELPS DONALD S
• [AD] US 2765081 A 19561002 - FRANK EVANS LESLIE, et al

Designated contracting state (EPC)

AT BE DE FR GB IT NL SE

DOCDB simple family (publication)

EP 0229224 A2 19870722; EP 0229224 A3 19890614; AU 601698 B2 19900920; AU 6304786 A 19870604; DK 568886 A 19870528; DK 568886 D0 19861126; FI 79792 B 19891130; FI 79792 C 19900312; FI 864144 A0 19861014; FI 864144 A 19870528; JP S62129162 A 19870611; NO 864739 D0 19861126; ZA 867415 B 19880525

DOCDB simple family (application)

EP 86113124 A 19860924; AU 6304786 A 19860923; DK 568886 A 19861126; FI 864144 A 19861014; JP 27688986 A 19861121; NO 864739 A 19861126; ZA 867415 A 19860929