Global Patent Index - EP 1073530 A1

EP 1073530 A1 20010207 - REMOVAL OF CONTAMINANTS FROM MATERIALS

Title (en)

REMOVAL OF CONTAMINANTS FROM MATERIALS

Title (de)

ENTFERNUNG VON VERUNREINIGUNGEN AUF MATERIALIEN

Title (fr)

ELIMINATION DE CONTAMINANTS DANS DES MATERIAUX

Publication

EP 1073530 A1 20010207 (EN)

Application

EP 98908730 A 19980227

Priority

US 9803734 W 19980227

Abstract (en)

[origin: WO9943446A1] A method and an apparatus for cleaning and recycling solvents with an apparatus having pressure chambers (102) and a conduit in fluid communication with an outflow valve (116) of the chambers and an inflow valve (108) of the pressure chambers.

IPC 1-7

B08B 3/00; B08B 3/08; B08B 5/00; B08B 5/04; D06F 43/00; D06F 43/08; D06L 1/00; D06L 1/08

IPC 8 full level

B01J 20/34 (2006.01); B08B 3/08 (2006.01); B08B 3/12 (2006.01); B08B 7/00 (2006.01); C11D 11/00 (2006.01); D06L 1/08 (2006.01); D06L 1/10 (2006.01)

CPC (source: EP)

B01J 20/12 (2013.01); B01J 20/14 (2013.01); B01J 20/261 (2013.01); B01J 20/262 (2013.01); B01J 20/28004 (2013.01); B01J 20/3425 (2013.01); B01J 20/3433 (2013.01); B01J 20/345 (2013.01); B01J 20/3491 (2013.01); B08B 3/08 (2013.01); B08B 3/12 (2013.01); B08B 7/0021 (2013.01); D06L 1/08 (2013.01); D06L 1/10 (2013.01); C11D 2111/46 (2024.01); C11D 2111/48 (2024.01); Y02C 20/40 (2020.08)

Citation (search report)

See references of WO 9943446A1

Designated contracting state (EPC)

DE FR GB

DOCDB simple family (publication)

WO 9943446 A1 19990902; CA 2321888 A1 19990902; EP 1073530 A1 20010207

DOCDB simple family (application)

US 9803734 W 19980227; CA 2321888 A 19980227; EP 98908730 A 19980227