Aggregate dryer burner with compressed air oil atomizer
US6969249B2 · kind B2 · utility
1Cited by
21References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 2, 2003 |
| Grant date | Nov 29, 2005 |
| Priority date | — |
| Expiry date | Jun 11, 2023 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF26B11/028
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
A swirl-type internal flame recirculation burner apparatus and method as used to fire asphalt plant aggregate dryers, air heaters and calcining kilns and method includes a compressed air oil atomizer assembly. The burning and swirling fuel and primary main combustion air mixture recirculates upstream along the burner axis. The secondary main combustion air may be swirled. The burner may also be fired on gas or a combination of gas and oil.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.