Title:
【発明の名称】無機ペルブロミド組成物及びそれらの使用方法
Document Type and Number:
Japanese Patent JPH06509052
Kind Code:
A
Abstract:
This invention relates to compositions for the hydrometallurgical recovery of precious metals, and the use of certain of such compositions in other applications. The composition comprises: water, at least about 25 % by weight bromine, between about 4 % and about 30 % by weight hydrobromic acid, and between about 4 % and about 15 % by weight of a metal bromine. The composition comprising a molar excess of bromide ion over bromine of at least about 30 %. The composition has a pH of not greater than about 1.0.
Inventors:
Ahmad, Dadgar
Fabr Stritzki, Nikolai Ay.
McCune, Julie A.
Thunders, Brent M.
Howarth, Jonathan N.
Rickens, Elle Jane
Borden, Dennis Em.
Fabr Stritzki, Nikolai Ay.
McCune, Julie A.
Thunders, Brent M.
Howarth, Jonathan N.
Rickens, Elle Jane
Borden, Dennis Em.
Application Number:
JP51084592A
Publication Date:
October 13, 1994
Filing Date:
March 17, 1992
Export Citation:
Assignee:
Great Lakes Chemical Corporation
International Classes:
C01B7/09; C01B9/04; C01G7/00; C22B11/00; B01D11/02; (IPC1-7): C01B7/09; B01D11/02; C01G7/00; C22B11/00
Attorney, Agent or Firm:
Motohiro Kurauchi (1 outside)