Reuse method for utilising reject rolls being produced in paper and cardboard factories
AssigneeOy Core Handling Ltd.
InventorsAri Piispanen, Pekka Amto
Life of this patent
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Abstract
A reuse method for utilising reject rolls being produced in paper and cardboard factories, wherein from the reject rolls (1) there are made straight roll cores (8) having the same size in their inner and external diameter and varying in length, the straight roll cores being defined by the width of each reject roll (2); the straight roll cores are joined end-to-end to form a long, continuous core tube (12), and the core tube is cut to size to form roll cores (14) of paper and cardboard industry.
Claims10
A reuse method for utilising reject rolls being produced in paper and cardboard factories, wherein from the reject rolls there are made straight roll cores having the same size in inner and external diameter and varying in length, the straight roll cores being defined by the width of each reject roll;
- the straight roll cores are joined end-to-end to form a long, continuous core tube;
- the core tube is cut to size to form roll cores of paper and cardboard industry;
- and wherein the straight roll core is made from the web of a reject roll by arranging glue on the open web portion and winding the web to form a core of a desired thickness.
Dependencies are inferred from the claim text.