Outokumpu Research Oy

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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 226
 
  
 
B01D SEPARATION 1133
 
  
 
B03D FLOTATION; DIFFERENTIAL SEDIMENTATION 114
 
  
 
F23C METHODS OR APPARATUS FOR COMBUSTION USING FLUENT FUEL 120
 
  
 
F23D BURNERS 131
 
  
 
F23K FEEDING FUEL TO COMBUSTION APPARATUS 110

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5542361 Method for adjusting the supply of a reaction gas to be fed into a smelting furnace, and a multipurpose burner designed for realizing the sameSep 23, 94Aug 06, 96[F23K, F23C, F23D]
5370369 Multipurpose burner designed for adjusting the supply of a reaction gas to be fed into a smelting furnaceMay 28, 93Dec 06, 94[C22B]
5219467 Method for concentrating ore slurries by means of intensive agitation conditioning and simultaneous flotation, and an apparatus for the sameJun 02, 92Jun 15, 93[B03D]
5199974 Method for recovering metal contents of metallurgic waste precipitates or waste dusts by suspension smeltingJan 27, 92Apr 06, 93[C22B]
5181955 Method and apparatus for heating and smelting pulverous solids and for volatilizing the volatile ingredients thereof in a suspension smelting furnaceJan 27, 92Jan 26, 93[C22D]
5178653 Multigas scrubberApr 16, 92Jan 12, 93[B01D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5611989 Method for producing easily volatile materialsExpiredDec 18, 95Mar 18, 97[C21B]
5411572 Method for utilizing smelter waste containing zinc and other valuable metalsExpiredJan 06, 94May 02, 95[C21C]
5403380 Method for producing easily volatile metals, such as zinc, lead, mercury and cadmium, of sulfidic raw materialsExpiredMay 13, 93Apr 04, 95[C22B]

Top Inventors for This Owner

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