LUOSSAVAARA-KIIRUNAVAARA AB

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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 523
 
  
 
F27B FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS420
 
  
 
C21B MANUFACTURE OF IRON OR STEEL 221
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 2204
 
  
 
B07B SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, OR SIFTING OR BY USING GAS CURRENTS; OTHER SEPARATING BY DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL 120
 
  
 
B61D BODY DETAILS OR KINDS OF RAILWAY VEHICLES 125
 
  
 
B65G TRANSPORT OR STORAGE DEVICES, e.g. CONVEYERS FOR LOADING OR TIPPING; SHOP CONVEYER SYSTEMS; PNEUMATIC TUBE CONVEYERS 166
 
  
 
F04D NON-POSITIVE-DISPLACEMENT PUMPS173

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9719152 Method, arrangement, and pelletising plantMay 26, 15Aug 01, 17[C22B, F27B, F27D]
9546661 Rotor machine intended to function as a pump or an agitator and an impeller for such a rotor machineMay 08, 12Jan 17, 17[F04D]
9068243 Method, arrangement, and pelletising plantOct 26, 11Jun 30, 15[C22B, F27B]
9023127 Method, arrangement, and pelletising plantOct 26, 11May 05, 15[C22B, F27B]
9011571 Method, arrangement and pelletising plantOct 26, 11Apr 21, 15[C22B, F27B]
8709128 Process for production of direct reduced ironSep 22, 09Apr 29, 14[C21B]
7442229 Method to improve iron production rate in a blast furnaceMay 12, 03Oct 28, 08[C21B]
7347104 Arrangement and method for the analysis of the strength of a specimen of reducible material that contains ironJan 03, 06Mar 25, 08[G01N]
7347105 Method for the analysis of a test specimen of reducible material that contains ironJan 03, 06Mar 25, 08[G01N]
6332912 Method to lower the formation of clods and the clustering tendency of reducible iron containing agglomerated material, in particular pelletsNov 16, 99Dec 25, 01[C22B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4688489 Pivotal bridge plate between laterally tiltable dumping wagon bodiesExpiredNov 15, 85Aug 25, 87[B61D]
4592282 Charging apparatus for cartridged explosivesExpiredJul 10, 84Jun 03, 86[F42B]
4558752 Device for obtaining dust from mineralsExpiredOct 27, 80Dec 17, 85[E21C]
4502951 Suction device for obtaining dust samplesExpiredDec 21, 82Mar 05, 85[B07B]
4482864 Process and equipment for collecting magnetite-containing ore dust samples and determining the magnetite and phosphorous contents thereofExpiredJan 15, 81Nov 13, 84[G01N, G01R]
4480954 Bottom dump arrangementExpiredAug 13, 81Nov 06, 84[B65G, B61D]
4394021 Contact sealingExpiredFeb 19, 81Jul 19, 83[F16J]
4389796 Heat exchangerExpiredMar 03, 81Jun 28, 83[F26B]
4321085 Method of sintering pelletsExpiredJan 23, 80Mar 23, 82[C22B]
4316718 Heating or heat-treatment plantExpiredJun 04, 80Feb 23, 82[F27B]
4209097 ScreenExpiredSep 28, 78Jun 24, 80[B07B]

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