Patent · US Expired

Mixer for viscous materials, for example for filter cake, pulp or the like

US4310124A · kind A · utility

21Cited by

8References

9Claims

0Family size

Assignee

Friedrich Wilh. Schwing GmbH · DE

Inventors

Gerhard Schwing · Herne, DE
Udo Pindras · Herne, DE

Key dates

Filing date	Nov 30, 1979
Grant date	Jan 12, 1982
Priority date	—
Expiry date	Nov 30, 1999

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB01F27/902
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

A mixer for viscous material has a plurality of rotating knife impellers which coact with stationary breaking knives in a cylindrical housing. The cylindrical housing has a converging portion containing guide ribs, stationary knives, and guide paddles. The shaft, in the converging portion, mounts helical ribbon segments and thrust paddles.

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