| 摘要 |
The present invention relates to an adsorptive filter unit (i.e. a filter structure or filter media, respectively), which is especially intended for the purification of gases and/or gas mixtures, preferably air, and/or for the removal of chemical and/or biological substances or noxiants from gases and/or gas mixtures, preferably air, in particular for use in or as a respiratory filter or gas-mask filter. |
