Taped troughs for wet removal of asbestos
US4800908A · kind A · utility
2Cited by
12References
6Claims
0Family size
Inventor
Key dates
| Filing date | Jan 7, 1988 |
| Grant date | Jan 31, 1989 |
| Priority date | — |
| Expiry date | Jan 7, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49879
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Device for use in wet removable of asbestos from pipes comprising a trough having means for securing the trough on pipes, and means to allow a poured in aqueous solution to completely immerse said pipes and prevent leakage of said solution from spaces between said pipe and said sealing means.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.