Global Patent Index - EP 1266212 A1

EP 1266212 A1 2002-12-18 - METHOD FOR PRODUCING GAS DIFFUSION MEMBRANES BY MEANS OF PARTIAL LASER EVAPORATION

Title (en)

METHOD FOR PRODUCING GAS DIFFUSION MEMBRANES BY MEANS OF PARTIAL LASER EVAPORATION

Title (de)

VERFAHREN ZUR HERSTELLUNG VON GASDIFFUSIONSMEMBRANEN DURCH PARTIELLE LASERVERDAMPFUNG

Title (fr)

PROCEDE DE PRODUCTION DE MEMBRANES DE DIFFUSION GAZEUSE PAR EVAPORATION PARTIELLE AU LASER

Publication

EP 1266212 A1 (DE)

Application

EP 01933691 A

Priority

  • DE 10014667 A
  • EP 0102793 W

Abstract (en)

[origin: WO0171334A1] The present invention relates to a method for producing a gas diffusion membrane. A layer (4) that is applied to a carrier material (3) is thinned by means of the effects of laser radiation (6). The invention also relates to gas diffusion membranes and gas sensors containing such gas diffusion membranes, whereby said membranes and sensors are produced according to the inventive method.

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

G01N 27/49; B23K 26/00

IPC 8 full level (invention and additional information)

G01N 27/416 (2006.01); B01D 53/22 (2006.01); B23K 26/40 (2014.01); C08J 7/00 (2006.01); G01N 27/40 (2006.01); G01N 27/49 (2006.01)

CPC (invention and additional information)

G01N 27/404 (2013.01); B01D 53/228 (2013.01); B23K 26/40 (2013.01); G01N 27/40 (2013.01); B23K 2201/40 (2013.01); B23K 2203/172 (2015.10); B23K 2203/50 (2015.10)

Citation (search report)

See references of WO 0171334A1

Designated contracting state (EPC)

AT BE DE GB

EPO simple patent family

WO 0171334 A1 20010927; DE 10014667 C1 20011018; EP 1266212 A1 20021218; JP 2004500575 A 20040108; US 2004026370 A1 20040212

INPADOC legal status


2008-10-01 [18D] APPLICATION DEEMED TO BE WITHDRAWN

- Effective date: 20080409

2005-02-02 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20041217

2004-05-19 [RBV] DESIGNATED CONTRACTING STATES (CORRECTION)

- Designated State(s): AT BE DE GB

2002-12-18 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20020828

2002-12-18 [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 TR