Method for preserving porosity in porous materials
US4522753A · kind A · utility
56Cited by
20References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 29, 1981 |
| Grant date | Jun 11, 1985 |
| Priority date | — |
| Expiry date | Jul 29, 2001 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S602/90
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A method for preserving the porosity of porous materials is disclosed. In this method, the porous material is subjected to elevated temperature and vacuum conditions to thereby produce a dimensionally-stable, non-collapsible porous material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.