Invention Grant
US07645320B2 Extraction process 有权
提取过程

  • Patent Title: Extraction process
  • Patent Title (中): 提取过程
  • Application No.: US11577568
    Application Date: 2005-10-20
  • Publication No.: US07645320B2
    Publication Date: 2010-01-12
  • Inventor: Timothy Evans
  • Applicant: Timothy Evans
  • Applicant Address: GB Taunton
  • Assignee: Minex Technologies Limited
  • Current Assignee: Minex Technologies Limited
  • Current Assignee Address: GB Taunton
  • Priority: GB0423213.8 20041020
  • International Application: PCT/GB2005/004041 WO 20051020
  • International Announcement: WO2006/043065 WO 20060427
  • Main IPC: C22B11/06
  • IPC: C22B11/06
Extraction process
Abstract:
A process for extracting a precious metal from a precious metal containing source is provided comprising the steps of: —(i) contacting the precious metal-containing source with a vapor phase chloride salt; (ii) condensing the precious metal containing volatile product of step (i); and (iii) recovering the precious metal from the condensed product of step (ii).
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