Vacuum truck exhaust gas treatment apparatus
US5330725A · kind A · utility
6Cited by
7References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 7, 1990 |
| Grant date | Jul 19, 1994 |
| Priority date | — |
| Expiry date | Jun 7, 2010 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D53/52
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A vacuum truck exhaust gas treatment apparatus for removing gases from air discharged from a vacuum truck comprising a trailer having an enclosed housing attached thereto with the housing divided into four internal, isolated chambers of equal volume with gas removal materials within each chamber. Air and gases discharged from a vacuum truck are directed into a first chamber of the treatment system and circulated through the remaining chambers whereupon the gases are removed and clean air is discharged to the atmosphere.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.