Free surface casting method
US4810527A · kind A · utility
9Cited by
6References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 18, 1987 |
| Grant date | Mar 7, 1989 |
| Priority date | — |
| Expiry date | Sep 18, 2007 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05D1/002
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Method for free surface casting an annular layer of film-forming liquid onto a substrate in a single pass by means of laminar flow through a slot die while the substrate and slot die are undergoing rotation relative to each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.