Forming process for cellulose paper based honeycomb structures
US6596124B2 · kind B2 · utility
7Cited by
3References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 3, 2001 |
| Grant date | Jul 22, 2003 |
| Priority date | — |
| Expiry date | Oct 3, 2021 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB31D3/0207
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A method of forming a cellular material or “core” by immersing the core in water until it is sufficiently flexible to be molded around a tool into the required shape and then drying the formed core such that the core then retains that shape.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.