Microperforated metal foil

Details Microperforated metal foil Microperforated metal foil

2007-12-14

2010-11-23

Xu, Ling (Department: 1784)

Stock material or miscellaneous articles

All metal or with adjacent metals

Having aperture or cut

C428S597000, C428S603000, C428S606000, C428S613000, C428S621000, C428S686000, C428S687000, C428S318400

Reexamination Certificate

active

07838125

ABSTRACT:
The invention relates to a microperforated metal foil and to a process for the preparation thereof which is characterized in that a self-supporting metal foil is perforated with a needle-punching machine.

REFERENCES:
patent: 4287248 (1981-09-01), Gessner et al.
patent: 6600888 (2003-07-01), Mishra et al.
patent: 6820720 (2004-11-01), Nicolai et al.
patent: 2007/0187907 (2007-08-01), Potier
patent: 2253990 (1973-05-01), None
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patent: 19751983 (1999-05-01), None
patent: 69717789 (2003-09-01), None
patent: 20316050 (2003-12-01), None
patent: 10253830 (2004-06-01), None
patent: WO01/12470 (2001-02-01), None
Translation of DE 10253830.

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