Method of taking out scale from polymerization reactor
US3975207A · kind A · utility
0Cited by
3References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 21, 1975 |
| Grant date | Aug 17, 1976 |
| Priority date | — |
| Expiry date | Oct 21, 1995 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB08B9/08
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Scale particles of vinyl polymer which accumulate on the inner surfaces of the polymerization reactor and are peeled therefrom are removed by placing a net into the reactor through an opening in the reactor and entrapping the particles within the strands of the net whereby the particles are removed from the reactor when the net is withdrawn.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.