Method and apparatus for making continuous foam glass product
US4038063A · kind A · utility
22Cited by
5References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 17, 1975 |
| Grant date | Jul 26, 1977 |
| Priority date | — |
| Expiry date | Dec 17, 1995 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S425/108
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A continuous process for the manufacture of cellular ceramic product. Ceramic feed material is transported successively through a preheat kiln section, through a foaming section whereat foaming agent mixed with the ceramic feed material is activated, and into a drawing kiln section. An elongate hollow product can be formed by drawing the foamed ceramic while soft around and past a hollow mandrel to form an elongate hollow cylindrical member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.