Industrial waste heat recovery and concurrent pollution control through the unique application of an underground limestone mine
US9162180B1 · kind B1 · utility
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8Claims
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Key dates
| Filing date | Mar 12, 2014 |
| Grant date | Oct 20, 2015 |
| Priority date | — |
| Expiry date | Mar 12, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E20/30
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Systems and method for utilizing a generally unused and sealed off portion of an underground limestone mine, generally which is still elsewhere in use, to become a portion of a pollution mitigation system for the exhaust gases of a limestone kiln or other co-located industrial process.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.