Global Patent Index - EP 1102618 A1

EP 1102618 A1 2001-05-30 - EXTRUDED THERMOPLASTIC FOAMS USEFUL IN FILTRATION APPLICATIONS

Title (en)

EXTRUDED THERMOPLASTIC FOAMS USEFUL IN FILTRATION APPLICATIONS

Title (de)

EXTRUDIERTE THERMOPLASTISCHE SCHÄUME GEEIGNET ZUR VERWENDUNG IN FILTERN

Title (fr)

MOUSSES THERMOPLASTIQUES EXTRUDEES UTILISEES POUR LA FILTRATION

Publication

EP 1102618 A1 (EN)

Application

EP 99932180 A

Priority

  • US 9915020 W
  • US 9450498 P

Abstract (en)

[origin: WO0006284A1] A filter element made to fit within a filter element housing, the filter element comprising an extruded open-cell thermoplastic foam having a stucture substantially of cell walls and cell struts, an overall open-cell content of 50 percent or more, an average cell size of 1.5 millimeters or less, and a permeability coefficient of 6 x 10<-13> m<2> or more, and, optionally, retaining means for the foam, and a method of filtration comprising passing a liquid or gas through the filter element.

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

B01D 39/16; C08J 9/14

IPC 8 full level (invention and additional information)

B01D 39/16 (2006.01); B01D 46/24 (2006.01)

CPC (invention and additional information)

B01D 46/24 (2013.01); B01D 39/1676 (2013.01)

Citation (search report)

See references of WO 0006284A1

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 0006284 A1 20000210; AR 019945 A1 20020327; AU 4854399 A 20000221; BR 9912425 A 20010417; CA 2332815 A1 20000210; CN 1306452 A 20010801; EP 1102618 A1 20010530; JP 2002521188 A 20020716; TW 469156 B 20011221

INPADOC legal status


2003-04-16 [18D] APPLICATION DEEMED TO BE WITHDRAWN

- Effective date: 20020928

2002-07-03 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20020517

2001-05-30 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20010228

2001-05-30 [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