Apparatus for coating moving webs
US4241690A · kind A · utility
6Cited by
5References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 4, 1979 |
| Grant date | Dec 30, 1980 |
| Priority date | — |
| Expiry date | Apr 4, 1999 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21H5/0062
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Apparatus for coating and metering a coating on a paper web. A system is provided for mixing doctored excess coating material with fresh, make-up material and recirculating the mix by gravity flow for reapplication to the moving paper web.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.