Method of and apparatus for dismantling and storage of objects comprising alkali metals, such as alkali metal containing batteries
AssigneeBatrec Industrie AG
InventorsThomas Zenger, Andreas Krebs, Huibert Jacobus Hendrik van Deutekom
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Abstract
There is disclosed a method of and an arrangement for dismantling and storage of objects comprising alkali metal containing substances, in particular lithium containing batteries, in the presence of a protective atmosphere, wherein the protective atmosphere is carbon dioxide. The arrangement comprises a gas-tight chamber for bringing the objects under a protective environment, and a gas-tight chamber for dismantling the objects within the protective atmosphere of carbon dioxide gas.
Claims21
A method for dismantling a battery or cell comprising alkali metal containing substances, said method comprising subjecting the whole battery or cell to a mechanical deformation process in the presence of a protective atmosphere comprising carbon dioxide which is reactive with said alkali metal containing substances, wherein said mechanical deformation process yields an unpredictable mix of substances, and wherein surfaces of said alkali metal containing substances and cathode material present in said battery or cell contact each other during said mechanical deformation process.
Dependencies are inferred from the claim text.