Eutectic drying composition and method
US5733841A · kind A · utility
5Cited by
6References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 18, 1996 |
| Grant date | Mar 31, 1998 |
| Priority date | — |
| Expiry date | Dec 18, 2016 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S34/01
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Solid gas-drying forms are made by heating drying salts with a polar solvent to form a saturated solution, then cooling, freezing and forming. Preferred salts are combinations of calcium and lithium bromides and chlorides in particularly effective molar ratios.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.