Crystalline molecular sieves
US7264789B1 · kind B1 · utility
47Cited by
8References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 28, 1999 |
| Grant date | Sep 4, 2007 |
| Priority date | — |
| Expiry date | Jul 28, 2019 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P30/20
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A colloidal suspension of LEV structure type crystalline molecular sieve, making the suspension by washing smaller crystallites from a previously found solid LEV product, and using the suspension as seeds in further crystalline molecular sieve syntheses.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.