Laterite heap leaching with ferrous lixiviants

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8197575
APP PUB NO 20110056332A1
SERIAL NO

12746633

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A process for heap leaching a laterite that includes providing a primary and a secondary heap, with the primary heap comprising predominantly a nickel and cobalt containing sulfide or saprolitic type ore, and the secondary heap comprising predominantly a nickel and cobalt limonitic type ore; leaching the primary heap with a sulfuric acid solution to generate a solution that includes ferrous ions; and using the solution that includes the ferrous ion as the lixiviant to leach the secondary heap, to produce a pregnant leach solution that includes nickel, cobalt and manganese ions.

First Claim

See full text

Other Claims data not available

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
BHP BILLITON SSM DEVELOPMENT PTY LTDMELBOURNE VICTORIA 3000

International Classification(s)

loading....
  • 2008 Application Filing Year
  • C22B Class
  • 178 Applications Filed
  • 93 Patents Issued To-Date
  • 52.25 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances20082009201020112012201320142015201620170255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Moroney, Adam Sean Fern Bay, AU 5 4

Cited Art Landscape

Load Citation

Patent Citation Ranking

  • 0 Citation Count
  • C22B Class
  • 0 % this patent is cited more than
  • 13 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges2089133301 - 1011 - 2021 - 3031 - 4005101520253035404550556065707580859095

Forward Cite Landscape

Load Citation