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US 10,668,482 B2Granted
Method for processing of electrical and electronic components to recover valuable materials
AssigneeAndritz Inc.
InventorHelmuth Gabl
Life of this patent
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Abstract
The subject of the present invention is a method for processing electrical and electronic components in order to recover valuable materials, such as the metals contained in printed circuit boards. According to this method, the electrical and electronic components are pre-shredded mechanically and then mixed with a liquid before they undergo wet milling (5).
Claims14
A method for processing electrical and electronic components in order to recover valuable materials including metals (22), comprising:
- providing electrical and electronic components;
- pre-shredding the electrical and electronic components mechanically to provide pre-shredded components;
- mixing the pre-shredded components with a liquid (20) to provide a mixture of pre-shredded components and liquid;
- providing two milling discs that are movable relative to one another;
- and
- wet milling (5) the mixture of pre-shredded components and liquid between the two milling discs with at least one of the milling discs rotating.
3 more elements
Dependencies are inferred from the claim text.