Removal of contaminants from air for use in aircraft engines
US11473464B2 · kind B2 · utility
2Cited by
5References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 18, 2019 |
| Grant date | Oct 18, 2022 |
| Priority date | — |
| Expiry date | Jun 29, 2040 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T50/60
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A secondary air system for an aircraft engine comprises an air flow path communicating between a source of pressurized cooling air and an air consuming component. A filter is disposed in the air flow path upstream from the air consuming component. The filter has at least one of: openings of a size selected for capturing suspended particles; and a filter surface material for binding with chemical contaminants.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.