Patent · US Expired

Biological process for reducing chemical and biochemical oxygen demand of pulp and paper industrial effluent

US7267772B2 · kind B2 · utility

1Cited by
3References
31Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 28, 2004
Grant dateSep 11, 2007
Priority date
Expiry dateAug 13, 2025

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S210/928
  • WIPO fieldEnvironmental technology
  • WIPO sectorChemistry

Abstract

The invention provides a biological process for reduction of chemical and biological oxygen demand of pulp and paper industrial effluent using a mixed bacterial consortium comprising of bacterial strains isolated from natural sources which is capable of reducing chemical and biological oxygen demand of pulp and paper industrial effluent to standard discharge limits.

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