Process for producing pulp molded article
US6454906B1 · kind B1 · utility
10Cited by
10References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 14, 2000 |
| Grant date | Sep 24, 2002 |
| Priority date | — |
| Expiry date | Feb 14, 2020 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21J3/10
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A process for producing a pulp molded article comprising inserting a hollow inflatable pressing member 81 which has been made small so as to have smaller cross-sectional contour into a cavity 4 of a mold 1 in which a pulp layer 7 has been formed, and feeding a pressurizing fluid into the inserted pressing member 81 to inflate the pressing member 81 thereby to press the pulp layer 7 onto the inner wall of the cavity 4.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.