Ultra high purity reagent container with large breakseal
US5041267A · kind A · utility
27Cited by
6References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 23, 1988 |
| Grant date | Aug 20, 1991 |
| Priority date | — |
| Expiry date | Sep 23, 2008 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01L3/565
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A container for high purity chemicals has a quartz or glass breakseal tube, the end of the tube interior of the container forming a thin annular edge, and a glass or quartz disk fused to said thin annular edge closing the tube. The glass or quartz tube is constructed and adapted to receive, in use, an inner tube disposed in the glass or quartz tube; the disk, glass or quartz tube being of such construction that, in use, the disk is broken off the thin annular edge upon application of force thereto by the inner tube.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.