EP 0340871 B1 19940316 - Cleaning method.
Title (en)
Cleaning method.
Title (de)
Reinigungsverfahren.
Title (fr)
Procédé de nettoyage.
Publication
Application
Priority
GB 8810799 A 19880506
Abstract (en)
[origin: EP0340871A1] The invention relates to a method for the cleaning, washing, degreasing, deoiling, removal of swarf or of pigment, of an object which comprises: bringing the object into contact with a two-component system comprising a water-immiscible organic solvent, and water in the substantial absence of a surface tension lowering agent, and in the substantial absence of a substance increasing the alkalinity, and subsequently separating the object from the two-component system, and allowing the two-component system to separate in contaminated organic solvent and water.
IPC 1-7
IPC 8 full level
C11D 7/60 (2006.01); B08B 3/08 (2006.01); B08B 3/14 (2006.01); C11D 7/50 (2006.01); C23G 5/02 (2006.01); C23G 5/06 (2006.01); C11D 7/24 (2006.01)
CPC (source: EP KR)
C11D 7/5027 (2013.01 - EP); C23G 5/02 (2013.01 - KR); C23G 5/06 (2013.01 - EP); C11D 7/24 (2013.01 - EP)
Designated contracting state (EPC)
BE DE ES FR GB IT NL SE
DOCDB simple family (publication)
EP 0340871 A1 19891108; EP 0340871 B1 19940316; CA 1339444 C 19970909; DE 68913799 D1 19940421; DE 68913799 T2 19940728; ES 2051984 T3 19940701; GB 8810799 D0 19880608; JP 2832454 B2 19981209; JP H01318096 A 19891222; KR 900018417 A 19901221; KR 970000195 B1 19970106
DOCDB simple family (application)
EP 89201123 A 19890428; CA 597557 A 19890424; DE 68913799 T 19890428; ES 89201123 T 19890428; GB 8810799 A 19880506; JP 11226089 A 19890502; KR 890005929 A 19890502