FIELD: metallurgy.
SUBSTANCE: method includes ore-roasting and following leaching of nickel by sulfuric acid solution. Additionally nickel leaching is implemented at pH 1.0-2.0 at presence of anionite.
EFFECT: increasing of nickel extraction and reduction of reagents consumption.
1 tbl, 1 ex
| Title | Year | Author | Number |
|---|---|---|---|
| METHOD OF NICKEL AND COBALT EXTRACTION FROM ORES AND MATERIALS | 2007 |
|
RU2362822C2 |
| PROCEDURE FOR LEACHING NICKEL FROM OXIDISED NICKEL ORE | 2009 |
|
RU2412263C2 |
| EXTRACTION METHOD OF METALS, MAINLY NICKEL AND COBALT, FROM OXIDISED ORES | 2013 |
|
RU2568223C2 |
| EXTRACTION METHOD OF NICKEL FROM SOLUTION OR PULP OF ORES LEACHING | 2007 |
|
RU2368679C2 |
| EXTRACTION METHOD OF NICKEL FROM SOLUTIONS AND PULP OF ORE LEACHING | 2007 |
|
RU2368677C2 |
| METHOD OF REPROCESSING OF THE OXYGENATED NICKEL-COBALT ORES | 2004 |
|
RU2287597C2 |
| METHOD OF NICKEL EXTRACTION FROM ORE | 2007 |
|
RU2352653C1 |
| METHOD FOR UNDERGROUND LIXIVIATION OF NON-FERROUS METAL ORES | 2005 |
|
RU2293844C2 |
| METHOD OF NON-FERROUS METALS EXTRACTION | 2007 |
|
RU2362818C2 |
| NICKEL RECOVERY FROM NICKEL ORE | 2007 |
|
RU2342447C1 |
