Title:
METHOD AND SYSTEM FOR RECOVERING VALUABLE METAL FROM WASTE STORAGE BATTERY
Document Type and Number:
WIPO Patent Application WO/2000/025382
Kind Code:
A1
Abstract:
A method of recovering valuable metal from waste storage batteries includes the steps of physically classifying waste storage batteries to separate them into materials of positive and negative plates, and recovering valuable metal from the separated material of the positive or negative plate.
Inventors:
TATEIWA HIRONORI (JP)
KAHATA MINORU (JP)
MIYAGAWA HIROSHI (JP)
SHIRAI RYOICHI (JP)
KAHATA MINORU (JP)
MIYAGAWA HIROSHI (JP)
SHIRAI RYOICHI (JP)
Application Number:
PCT/JP1999/005830
Publication Date:
May 04, 2000
Filing Date:
October 22, 1999
Export Citation:
Assignee:
MITSUI MINING & SMELTING CO (JP)
TATEIWA HIRONORI (JP)
KAHATA MINORU (JP)
MIYAGAWA HIROSHI (JP)
SHIRAI RYOICHI (JP)
TATEIWA HIRONORI (JP)
KAHATA MINORU (JP)
MIYAGAWA HIROSHI (JP)
SHIRAI RYOICHI (JP)
International Classes:
B03B9/06; C22B1/00; C22B7/00; C22B9/00; C22B23/02; C22B59/00; H01M6/52; H01M10/54; H01M10/34; H01M10/50; (IPC1-7): H01M10/54
Foreign References:
| US5575907A | 1996-11-19 | |||
| JPH0982371A | 1997-03-28 | |||
| US4769116A | 1988-09-06 | |||
| JPH10158751A | 1998-06-16 | |||
| DE19727880A1 | 1999-01-07 | |||
| EP0842304A1 | 1998-05-20 |
Other References:
PINGWEI ZHANG et al., Hydrometallurgy, Vol. 47, (Netherlands), Elsevier, (1998), pages 259-271.
See also references of EP 1049190A4
See also references of EP 1049190A4
Attorney, Agent or Firm:
Mitsuishi, Toshiro (Akasaka 1-chome Minato-ku, Tokyo, JP)
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