Method for wet removal of asbestos insulation
US4821397A · kind A · utility
3Cited by
2References
6Claims
0Family size
Inventor
Key dates
| Filing date | Jul 6, 1987 |
| Grant date | Apr 18, 1989 |
| Priority date | — |
| Expiry date | Jul 6, 2007 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49821
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Method for complete wet removal of asbestos from pipes comprising placing a trough with semi-circular recesses in insertable end walls around a pipe, sealing spaces between recesses and pipe after securing trough to pipe, pouring solution on to trough to immerse pipe and soften asbestos, removing solution, cleaning off asbestos with tool, and wiping pipe with a soaked cloth.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.