EP 0697459 B1 20010711 - Method for intensifying wash processes
Title (en)
Method for intensifying wash processes
Title (de)
Verfahren zur Intensivierung von Waschprozessen
Title (fr)
Méthode pour intensifier le procédé de lavage
Publication
Application
Priority
DE 4429579 A 19940819
Abstract (en)
[origin: EP0697459A2] A washing process is intensified by addn. of an extra contact material comprising a polycarbonate body passing through with the material to be washed or to be rinsed. Pref. washing is with a liq. contg. water and reduced amts. of cleaning agent and opt. of softener and/or release agent and with the polycarbonate body as a thermoplast. The body may be a cylinder, disc, cube, prism, parallelepiped. polyhedron, sphere, section of a sphere, ellipsoid or hollow body, pref. a disc-shaped cylinder with dia. 5 cm and thickness 1 cm, or may be a collection of small bodies, beads, pearls or broken pieces in a liq.-permeable packing, or may be fibres or films of polycarbonate material.
IPC 1-7
IPC 8 full level
C11D 3/37 (2006.01); C11D 11/00 (2006.01)
CPC (source: EP US)
C11D 3/3757 (2013.01 - EP US); C11D 2111/10 (2024.01 - EP US); C11D 2111/40 (2024.01 - EP US)
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB LI LU NL PT SE
DOCDB simple family (publication)
EP 0697459 A2 19960221; EP 0697459 A3 19970115; EP 0697459 B1 20010711; AT E203052 T1 20010715; DE 4429579 A1 19960222; DE 59509397 D1 20010816; DK 0697459 T3 20011015; ES 2161255 T3 20011201; PT 697459 E 20011228; US 5657501 A 19970819
DOCDB simple family (application)
EP 95112849 A 19950816; AT 95112849 T 19950816; DE 4429579 A 19940819; DE 59509397 T 19950816; DK 95112849 T 19950816; ES 95112849 T 19950816; PT 95112849 T 19950816; US 51546895 A 19950815