Retort pipe seal
US4440384A · kind A · utility
1Cited by
6References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 8, 1980 |
| Grant date | Apr 3, 1984 |
| Priority date | — |
| Expiry date | Sep 8, 2000 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC22B5/04
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A retort pipe seal characterized by a retort and a crucible and passage means therebetween; a closure diaphragm for closing said means; means for heating the crucible; and rupture means for rupturing the closure diaphragm to enable a reactant in the retort to transfer to the crucible at a predetermined temperature.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.