FIELD: textiles; paper.;SUBSTANCE: filter medium contains one or more layers of fibrous covering and is meant particularly for, making filtering bags or pouches for preparing drinks that are brewed; in this case at least one fibrous covering contains fibres or microcapsules with a material capable of changing its state, in this case their change from the solid state to liquid state takes place in the range of 0-120C, and the unit weight of the surface of the filtering material is from 8 to 90 g/m2. For example, paraffin hydrocarbons can be used as the material capable of changing its state.;EFFECT: improving quality of the brew.;23 cl, 8 dwg
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机译：领域：纺织品;物质：过滤介质包含一层或多层纤维覆盖物，特别是用于制造过滤袋或滤袋以制备冲泡的饮料;在这种情况下，至少一个纤维覆盖物包含具有能够改变其状态的材料的纤维或微囊，在这种情况下，它们从固态到液态的改变发生在0-120℃的范围内，并且表面的单位重量过滤材料的含量为8至90 g / m 2 。例如，可以使用石蜡烃作为能够改变其状态的材料。效果：提高酿造质量; 23 cl，8 dwg
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