Patent · US Expired

Method for reclaiming a used active carbon by applying electric current directly in parallel flow with carbon flow

US4139489A · kind A · utility

6Cited by
7References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 12, 1977
Grant dateFeb 13, 1979
Priority date
Expiry dateJan 12, 1997

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC01B32/366
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A method for continuously reclaiming used active carbon particles by application of an electrical current to electrodes having a plurality of apertures of a defined size and which are vertically spaced in a vertical column through which the used particles flow downwardly, filling the space between the electrodes.

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