OUTOKUMPU OYJ

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C22C ALLOYS 2250
 
  
 
C21D MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING, OR OTHER TREATMENTS 1233
 
  
 
B01D SEPARATION 10124
 
  
 
C22B PRODUCTION OR REFINING OF METALS 820
 
  
 
B03C MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS 516
 
  
 
B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING 438
 
  
 
B21B ROLLING OF METAL 428
 
  
 
B65G TRANSPORT OR STORAGE DEVICES, e.g. CONVEYERS FOR LOADING OR TIPPING; SHOP CONVEYER SYSTEMS; PNEUMATIC TUBE CONVEYERS 463
 
  
 
C25C PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR 415
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 4202

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0056,432 Method for Welding Metal-Based MaterialsMar 11, 16Mar 01, 18[B23K]
2018/0038,005 Method for Manufacturing a Plate Material for Electrochemical ProcessJan 26, 16Feb 08, 18[B24C, B21B, C22C, C25C]
2017/0348,789 Method for Manufacturing a Sandwich PanelDec 17, 15Dec 07, 17[B23K, B32B]
2017/0268,076 High Strength Austenitic Stainless Steel and Production Method ThereofAug 21, 15Sep 21, 17[C22C, C21D]
2017/0130,305 Duplex Stainless SteelJun 11, 15May 11, 17[C22C]
2017/0121,797 AUSTENITIC STAINLESS STEELMar 27, 15May 04, 17[C22C]
2016/0369,382 DUPLEX STAINLESS STEELFeb 02, 15Dec 22, 16[C22C]
2016/0319,391 METHOD FOR PRODUCING HIGH-STRENGTH DUPLEX STAINLESS STEELDec 10, 14Nov 03, 16[C22C, C21D]
2016/0281,184 FERRITIC STAINLESS STEELNov 19, 13Sep 29, 16[C22C, C21C]
2016/0145,701 STAINLESS STEEL RESISTANT TO DELAYED CRACKING AND A METHOD FOR ITS PRODUCTIONJun 19, 14May 26, 16[C22C, C21D]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9884285 Method for removing dust and sulphur oxides from process gasesAug 19, 14Feb 06, 18[B01D]
9822434 Ferritic-austenitic stainless steelDec 17, 09Nov 21, 17[C21D, C22C]
9771641 Austenitic stainless steelSep 26, 13Sep 26, 17[C21D, C22C]
9637813 Duplex stainless steelNov 01, 12May 02, 17[C21D, C22C]
9441281 Method for manufacturing an austenitic steel objectJan 15, 08Sep 13, 16[C22C, C21D]
9039961 Low-nickel austenitic stainless steelApr 18, 11May 26, 15[C21D, C22C]
8634953 Method and equipment for flatness control in cooling a stainless steel stripJun 27, 08Jan 21, 14[G05B, B21B, G06F, C21D]
8615956 Panel structureSep 03, 08Dec 31, 13[E04C, E04B]
8278496 Method in connection with steel productionMay 07, 07Oct 02, 12[A62D]
8246716 Method in connection with steel productionJun 10, 10Aug 21, 12[C21C]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2007/0248,484 Steel Shell for a Suction Roll and a Method of Producing a Steel ProductABANAug 19, 05Oct 25, 07[C22C]
7225863 Plate-type heat exchanger with anodic corrosion protectionExpiredMay 28, 02Jun 05, 07[F28F]
2006/0237,300 Treatment of granular solids in a fluidized bed with microwavesABANNov 25, 03Oct 26, 06[C22B]
7083050 Method and apparatus for clarifying a slurryExpiredJun 19, 02Aug 01, 06[B01D]
2006/0091,021 Removing surface oxides from copperABANJul 17, 03May 04, 06[C25C]
7036554 Method and system for casting metal and metal alloysExpiredSep 08, 04May 02, 06[B22D]
2006/0086,697 Welding electrode material and an electrode made of the materialABANOct 22, 04Apr 27, 06[B23K]
7024750 Method for the manufacture of layered metal product slabs and layered metal product slabsExpiredDec 11, 01Apr 11, 06[B21B]
2006/0070,716 Method and system for continuously casting copper alloysABANOct 04, 04Apr 06, 06[B22D]
2006/0037,435 Method for treating slagABANNov 24, 03Feb 23, 06[C22B]
2005/0241,816 Interconnected microchannel tubeABANFeb 25, 05Nov 03, 05[F28F]
2005/0241,999 Method for the optimisation of reagent dosages in a concentration plantABANMar 07, 05Nov 03, 05[B03D]
2005/0214,639 Electrical contact element for alkaline cellsABANMar 26, 04Sep 29, 05[H01M]
2005/0178,483 Method of manufacturing a resistance welding electrodeABANFeb 13, 04Aug 18, 05[B22F]
6926752 Method for the stabilization of a fluidized bed in a roasting furnaceExpiredNov 13, 01Aug 09, 05[C22B]
2005/0126,757 Internally enhanced tube with smaller groove topABANDec 16, 03Jun 16, 05[F28D]
2005/0103,688 External adjustment device for magnetic drum separatorsABANNov 17, 03May 19, 05[B03C]
6887298 Method and equipment for smelting non-ferrous metal sulphides in a suspension smelting furnace in order to produce matte of a high non-ferrous metal content and disposable slagExpiredMay 04, 00May 03, 05[C22B]
6883598 Cooling element for a heat exchangerExpiredJun 16, 03Apr 26, 05[F28F]
2005/0067,156 Pressure containing heat transfer tube and method of making thereofABANJul 15, 04Mar 31, 05[F28F]

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