Patent · US Expired

Mixer for use in pulp processes

US4435085A · kind A · utility

2Cited by
5References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 6, 1982
Grant dateMar 6, 1984
Priority date
Expiry dateAug 6, 2002

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01F2025/912
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Pulp and oxygen are mixed by feeding the pulp and also feeding the oxygen to a mixer which has a grooved rotor closely spaced between two grooved discs to provide high intensity mixing zones.

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