Patent · US Expired

Process for drying pumpable suspensions

US4430156A · kind A · utility

8Cited by

3References

5Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Clemens Casper · Krefeld, DE
Dieter Grenner
Gerd-Rudiger Klette · Krefeld, DE
Edzard Tholema · Odenthal, DE

Key dates

Filing date	Aug 6, 1981
Grant date	Feb 7, 1984
Priority date	—
Expiry date	Aug 6, 2001

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S159/901
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

In a multiphase flow tube for drying pumpable suspensions to form solids having low residual moisture contents, the process uses brief increases in the pressure of the gas stream to prevent blockages.

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