Global Patent Index - EP 1037695 A1

EP 1037695 A1 2000-09-27 - COMBINED HYDROCYCLONE AND FILTER SYSTEM FOR TREATMENT OF LIQUIDS

Title (en)

COMBINED HYDROCYCLONE AND FILTER SYSTEM FOR TREATMENT OF LIQUIDS

Title (de)

KOMBINIERTER HYDROZYKLON UND FILTERSYSTEM ZUR BEHANDLUNG VON FLÜSSIGKEITEN

Title (fr)

SYSTEME COMBINE D'HYDROCYCLONE ET DE FILTRE UTILE POUR LE TRAITEMENT DE LIQUIDES

Publication

EP 1037695 A1 (EN)

Application

EP 99952007 A

Priority

  • US 9924113 W
  • US 10417598 P

Abstract (en)

[origin: WO0021633A1] A method for treating liquid from a liquid source and separating particulate matter from the liquid comprising the following steps: providing a liquid source; pumping said liquid source (3) into at least one hydrocyclone system (30) where said liquid source is gas sparged (448); collecting said liquid source (130) and removing flocculated particles (137) from the surface; and filtering said liquid source through at least one filter.

IPC 1-7 (main, further and additional classification)

B01D 17/02; B03D 1/02; B03D 1/14; C02F 1/24

IPC 8 full level (invention and additional information)

B03D 1/02 (2006.01); B03D 1/14 (2006.01); B04C 3/06 (2006.01); B04C 5/14 (2006.01); B04C 11/00 (2006.01); C02F 1/38 (2006.01)

CPC (invention and additional information)

B03D 1/1431 (2013.01); B03D 1/02 (2013.01); B03D 1/028 (2013.01); B03D 1/1412 (2013.01); B03D 1/1418 (2013.01); B03D 1/1425 (2013.01); B03D 1/1462 (2013.01); B03D 1/1493 (2013.01); B04C 3/06 (2013.01); B04C 5/14 (2013.01); B04C 11/00 (2013.01); C02F 1/38 (2013.01); C02F 2103/20 (2013.01); C02F 2103/322 (2013.01); C02F 2103/327 (2013.01)

Citation (search report)

See references of WO 0021633A1

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

EPO simple patent family

WO 0021633 A1 20000420; AU 6431899 A 20000501; CA 2313696 A1 20000420; EP 1037695 A1 20000927

INPADOC legal status


2004-03-17 [18D] DEEMED TO BE WITHDRAWN

- Effective date: 20030902

2001-08-01 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20010613

2000-09-27 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20000620

2000-09-27 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE