Title:
WET RECOVERY OF LEAD CONTAINED IN PASTE OF WASTE BATTERY
Document Type and Number:
Japanese Patent JPS62120436
Kind Code:
A
Abstract:
The desulphurized paste is leached with an acid suitable for the subsequent electrowinning, with an amount of hydrogen peroxide necessary to reduce all of the existing PbO2 being added. A high extraction yield is obtained, without foreign salts being added to the electrolyte, which is then submitted to an electrolysis step, to recover Pb as cathodes.
Inventors:
MAAKO ORUPAA
PIEERUIJI FURATSUCHIA
PIEERUIJI FURATSUCHIA
Application Number:
JP27081886A
Publication Date:
June 01, 1987
Filing Date:
November 13, 1986
Export Citation:
Assignee:
TEKUNEKO SRL
International Classes:
C22B13/00; C25C1/00; C25C1/18; H01M4/56; H01M10/54; (IPC1-7): C22B13/04; C25C1/18
Attorney, Agent or Firm:
Yosuke Goto (2 outside)