Patent · US Expired

Crystallization method to improve crystal structure and size

US5314506A · kind A · utility

91Cited by
9References
28Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 18, 1991
Grant dateMay 24, 1994
Priority date
Expiry dateNov 18, 2011

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T137/87652
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Impinging fluid jet streams are used in a continuous crystallization process to achieve high intensity micromixing of fluids so as to form a homogeneous composition prior to the start of nucleation. This process permits direct crystallization of high surface area particles of high purity and stability.

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