Pulsed liquid jet-type cleaning of highly heated surfaces
US4422882A · kind A · utility
21Cited by
8References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 29, 1981 |
| Grant date | Dec 27, 1983 |
| Priority date | — |
| Expiry date | Dec 29, 2001 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05B12/06
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A method and apparatus for removing adherent deposits from high temperature surfaces such as the fire sides of the tubes of boilers while steaming is disclosed as employing a sootblower to project a moving pulsed jet of liquid against the deposits. The peak impact pressure of the jet is increased by pulsing means disclosed as of a fluidic or rotary type.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.