Patent · US Expired

Preparation of active ingredient dispersions and apparatus therefor

US6197836A · kind A · utility

3Cited by

8References

5Claims

0Family size

Assignee

BASF SE

Inventors

Thomas Riede
Werner Göbel · Schweinfurt, DE
Christian Lockemann · Mannheim, DE

Key dates

Filing date	Oct 7, 1997
Grant date	Mar 6, 2001
Priority date	—
Expiry date	Oct 7, 2017

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S516/926
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

The invention relates to a process and an apparatus for preparing active ingredient dispersions, wherein an active ingredient is dissolved in a fluid gas, the fluid gas loaded with active ingredient is essentially completely dissolved in a liquid and is decompressed, and the gas is separated from the liquid loaded with active ingredient.

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