Heat storage device
US12247790B2 · kind B2 · utility
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11Claims
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Key dates
| Filing date | May 19, 2021 |
| Grant date | Mar 11, 2025 |
| Priority date | — |
| Expiry date | Dec 15, 2041 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/14
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
A heat storage device of the present disclosure includes a latent heat storage material and a container. The latent heat storage material is water-soluble. The container houses the latent heat storage material and is formed of a main material being aluminum or an aluminum alloy. The container has a joining portion and a first coating. The first coating covers at least the joining portion on an inner surface of the container. On a surface of the first coating, a first element and fluorine are present. The first element is an element other than aluminum and having a lower ionization tendency than potassium.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.