Method for making nonwoven fabric and product
US4152480A · kind A · utility
19Cited by
3References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 15, 1977 |
| Grant date | May 1, 1979 |
| Priority date | — |
| Expiry date | Jul 15, 1997 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/689
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Nonwoven fabrics are made by continuously expelling a high pressure liquid jet stream in the form of a film through a slit-shaped nozzle onto a web placed on a support.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.