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Patent Searching and Data


Title:
METHOD FOR THE PRODUCTION OF A POROUS ELEMENT, AND CELL OF A RECHARGEABLE OXIDE BATTERY
Document Type and Number:
WIPO Patent Application WO/2012/146465
Kind Code:
A3
Abstract:
The invention relates to a method for producing a porous element (2), comprising the following steps: - producing a powdery metal-ceramic composite material (4) comprising a metal matrix (6) and a ceramic portion (8) amounting to less than 25 percent by volume; - at least partially oxidizing the metal matrix (6) to obtain a metal oxide (10); - grinding the metal-ceramic composite material (4); - mixing the ground metal-ceramic composite material (4) with powdery ceramic supporting particles (12) to obtain a metal-ceramic/ceramic mixture (14); - shaping the metal-ceramic/ceramic mixture (14) into the porous element (2). The invention also relates to the preferable use of said porous element (2) as an energy storage medium in a battery.

Inventors:
BECKER INES (DE)
GREINER HORST (DE)
Application Number:
PCT/EP2012/056051
Publication Date:
April 04, 2013
Filing Date:
April 03, 2012
Export Citation:
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Assignee:
SIEMENS AG (DE)
BECKER INES (DE)
GREINER HORST (DE)
International Classes:
B22F3/11; C22C1/08; C04B35/65; C22C1/05; C22C1/10; C22C29/00; C22C29/12; C22C33/02; H01M4/38; H01M4/66; H01M4/70; H01M12/08
Foreign References:
US20020037234A12002-03-28
US4030891A1977-06-21
US20060125157A12006-06-15
Other References:
See also references of EP 2681343A2
Attorney, Agent or Firm:
SIEMENS AKTIENGESELLSCHAFT (München, DE)
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