WATERMARK FORMATION ELEMENT
The invention relates to a watermark formation element for forming watermarks in paper, a cylinder mould cover comprising such a watermark formation element, a method of making such a cylinder mould cover, a method of making paper using such a cylinder mould cover and paper made thereby. The waterma...
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Format: | Patent |
Sprache: | eng ; pol |
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Zusammenfassung: | The invention relates to a watermark formation element for forming watermarks in paper, a cylinder mould cover comprising such a watermark formation element, a method of making such a cylinder mould cover, a method of making paper using such a cylinder mould cover and paper made thereby. The watermark formation element has an integrated body comprising a watermark forming surface, which has one or more watermark forming regions, and a drainage surface, said watermark formation element having a plurality of drainage channels extending from front surface apertures in the watermark forming surface to the drainage surface. The watermark formation element further comprises integral means for fixing the watermark formation element to a wire mesh of a cylinder mould cover. |
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