Hansjoerg Duer

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Schwarzach, AT

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing a contoured filter element and filter element...
- Patent number 10,328,374
- Issue date Jun 25, 2019
- Sefar AG
- Hansjoerg Duer
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Filter element including a filter press plate
- Patent number 9,278,299
- Issue date Mar 8, 2016
- Sefar AG
- Richard M. Gaiser
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Fastening element for two-dimensional fibre material and method for...
- Patent number 8,291,554
- Issue date Oct 23, 2012
- Sefar AG
- Hansjoerg Duer
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PRODUCING A CONTOURED FILTER ELEMENT AND FILTER ELEMENT...
- Publication number 20160367930
- Publication date Dec 22, 2016
- SEFAR AG
- Hansjoerg DUER
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
FASTENING ELEMENT FOR TWO-DIMENSIONAL FIBRE MATERIAL AND METHOD FOR...
- Publication number 20100088864
- Publication date Apr 15, 2010
- SEFAR AG
- Hansjoerg Duer
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
FILTER ELEMENT INCLUDING A FILTER PRESS PLATE
- Publication number 20100032383
- Publication date Feb 11, 2010
- SEFAR AG
- Richard M. Gaiser
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
FILTER ELEMENT FOR A FILTER PRESS PLATE
- Publication number 20080017592
- Publication date Jan 24, 2008
- Christoph Maurer
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL