CERRO MATOSO SA

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C22B PRODUCTION OR REFINING OF METALS 820
 
  
 
B01D SEPARATION 1133
 
  
 
C01G COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F 138

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2015/0152,519 Removal of Ferric Iron as Hematite at Atmospheric PressureJun 21, 13Jun 04, 15[C22B, B01D]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9920397 Removal of ferric iron as hematite at atmospheric pressureJun 21, 13Mar 20, 18[C22B, B01D]
9481919 Production of high grade nickel productFeb 13, 13Nov 01, 16[C22B]
8758479 Nickel recovery from a high ferrous content laterite oreMay 12, 08Jun 24, 14[C22B]
8460429 Production of nickelFeb 12, 09Jun 11, 13[C22B]
7988938 Selectively leaching cobalt from lateritic oresDec 24, 08Aug 02, 11[C01G]
7758669 Process for recovery of nickel and cobalt by heap leaching of low grade nickel or cobalt containing materialJul 13, 04Jul 20, 10[C22B]
7416711 Atmospheric pressure leach process for lateritic nickel oreMar 14, 03Aug 26, 08[C22B]
6680035 Atmospheric leach process for the recovery of nickel and cobalt from limonite and saprolite oresMay 24, 01Jan 20, 04[C22B]
6312500 Heap leaching of nickel containing oreMar 30, 00Nov 06, 01[C22B]

Expired/Abandoned/Withdrawn Patents

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