Patent · US Expired

Bleaching pulp with chloric acid

US5330620A · kind A · utility

1Cited by
4References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 25, 1992
Grant dateJul 19, 1994
Priority date
Expiry dateFeb 25, 2012

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD21C9/12
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A process for bleaching pulp which employs chloric acid as the oxidizing agent, in the absence of a transition metal catalyst.

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