Patent · US Expired

Method for producing sphere-based crystals

US6863847B2 · kind B2 · utility

12Cited by
9References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 12, 2001
Grant dateMar 8, 2005
Priority date
Expiry dateApr 29, 2022

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B6/1225
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A moving bed filtration process for the production of sphere based crystals is disclosed. Sphere based crystals having an opal-like structure or an inverse opal-like structure can be produced in accordance with the invention.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.