Method for collecting silver ions and phosphoric acid in waste fluid
US9834825B2 · kind B2 · utility
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20Claims
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Key dates
| Filing date | Apr 24, 2015 |
| Grant date | Dec 5, 2017 |
| Priority date | — |
| Expiry date | Aug 26, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W10/37
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A method for collecting silver ions and phosphoric acid in a waste fluid includes collecting silver chloride from the waste fluid, collecting silver chloride including providing a chloride compound to the waste fluid; and collecting phosphoric acid, collecting phosphoric acid including distilling the waste fluid from which the silver chloride has been collected.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.