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US 2025/0154729 A1Published application
Method of forming products from fibrous material and forming device
AssigneeKIEFEL GmbH
InventorsPeter Knoll, Benno Berger
Life of this patent
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Abstract
A method for forming products from fibrous material and a forming device for forming products from a fibrous material are described, where a multi-stage pressing of preforms made of fibrous material is carried out in order to improve the properties of products manufactured therefrom and to have a significant influence on the production time.
Claims20
A method for forming products from a fibrous material, having at least the following steps:
- providing a preform made of a fibrous material, wherein the preform has a moisture content of not more than 75% by weight;
- first pressing of the preform with simultaneous heat input in a first pressing device;
- and
- at least one second pressing of the preform previously pre-pressed in the first pressing device with simultaneous heat input in a second pressing device;
- wherein;
- a first temperature introduced during the first pressing in the first pressing device and a second temperature introduced during the at least one second pressing in the second pressing device are different.
3 more elements
Dependencies are inferred from the claim text.