Title:
パラジウムの回収方法
Document Type and Number:
Japanese Patent JP6435920
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a method for recovering palladium capable of easily and effectively reducing ruthenium without repeating a refining operation.SOLUTION: Provided is a method for recovering palladium containing: an ammonia addition step S11 where ruthenium is removed as precipitates from coarse palladium using ammonia and an iron source; and a chlorine source addition step 12 where a chlorine source is added to a solution from which the ruthenium is precipitated away to recover palladium as precipitates.SELECTED DRAWING: Figure 1
More Like This:
JP2018123357 | METHOD FOR COLLECTING METAL |
JP4837165 | Separation of platinum group metals |
JP2002348617 | METHOD FOR COLLECTING SILVER FROM WASTE PHOTOGRAPHIC PROCESSING LIQUID |
Inventors:
Yoshiaki Manabe
Satoshi Matsubara
Tanizaki Kazunori
Satoshi Matsubara
Tanizaki Kazunori
Application Number:
JP2015037948A
Publication Date:
December 12, 2018
Filing Date:
February 27, 2015
Export Citation:
Assignee:
Sumitomo Metal Mining Co., Ltd.
International Classes:
C22B11/00; C22B3/44
Domestic Patent References:
JP2001200320A | ||||
JP2005097695A | ||||
JP8217460A |
Attorney, Agent or Firm:
Akira Koike
Seiji Iga
Seiji Iga