VALE FERTILIZANTES S.A.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C01F COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS 219
 
  
 
C05B PHOSPHATIC FERTILISERS29
 
  
 
C05D INORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE28
 
  
 
B01D SEPARATION 1133
 
  
 
C05G MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS 112
 
  
 
E21B EARTH OR ROCK DRILLING 195

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9902657 Soil conditioner, and soil conditioner manufacturing processSep 28, 15Feb 27, 18[C05G, C05D, C05B, C01F]
9546542 Method of exploiting potassium salts from an underground depositJun 04, 13Jan 17, 17[E21B]
9346718 Method for recycling a byproduct of the phosphate fertilizer industry, soil conditioner, and soil conditioner manufacturing processOct 17, 14May 24, 16[C05G, C05D, C05B, C01F]
8784755 Process for obtaining potassium chlorideFeb 17, 12Jul 22, 14[B01D]
8435322 Enhanced process to produce a thermofertiliser from potassium-bearing mineralsOct 29, 10May 07, 13[C05D]

Expired/Abandoned/Withdrawn Patents

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