TECHINT COMPAGNIA TECNICA INTERNAZIONALE S.P.A.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F27D DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE 520
 
  
 
C21B MANUFACTURE OF IRON OR STEEL 419
 
  
 
C21C PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL 414
 
  
 
C22B PRODUCTION OR REFINING OF METALS 424
 
  
 
B21C MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL219
 
  
 
F27B FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS222
 
  
 
B21B ROLLING OF METAL 131
 
  
 
B21D WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING 155
 
  
 
B24B MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING 165
 
  
 
B65G TRANSPORT OR STORAGE DEVICES, e.g. CONVEYERS FOR LOADING OR TIPPING; SHOP CONVEYER SYSTEMS; PNEUMATIC TUBE CONVEYERS 166

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8297969 Low polluting emission gas burnerNov 25, 04Oct 30, 12[F23L, F23N, F23C, F23D]
7942949 Method and apparatus for the recovery of refractory debris materials and ladle slags as process slags in iron metallurgy production in EAFs, and the related metering to the furnace for the formation of the process slagMar 28, 06May 17, 11[C22B, C21C, C21B]
7909676 Independent measuring apparatus for grinding machinesJul 26, 06Mar 22, 11[B24B]
7854785 Method and apparatus for the recovery of the secondary metallurgy (LF) slag and its recycling in the steel production process by means of electric furnaceMar 28, 06Dec 21, 10[C22B, B22F, C21B]
7767136 Apparatus for the combustion of gas exiting from a furnace, for the preheating of scraps entering the furnace itself and related processJul 10, 06Aug 03, 10[C21C, C21B]
7611563 Multifunction injector and relative combustion process for metallurgical treatment in an electric arc furnaceFeb 13, 06Nov 03, 09[C21C]
7435281 Pyrometallurgic process for the treatment of steelwork residuesFeb 10, 05Oct 14, 08[C22B]
7424946 Roller cleaning systemDec 14, 04Sep 16, 08[B21B]
7140765 Device and method for discrete and continuous measurement of the temperature of molten metal in a furnace or recepient for its production or treatmentOct 29, 02Nov 28, 06[G01J]
6644960 Device for supplying fuel and comburent to one or more arrays of burnersAug 09, 02Nov 11, 03[F23Q]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6966770 Rotary hearth furnace for use in the iron and steel industryExpiredJul 24, 02Nov 22, 05[F27B]
2001/0050,880 ROTOR FOR MACHINES MIXING ELASTOMERS AND THE LIKE WITH AN ANGLE OF ENTRY INTO THE MIXTURE WHICH IS VARIED ALONG THE EXTENSION OF AT LEAST ONE OF ITS FLANGESAbandonedNov 29, 99Dec 13, 01[B01F]
6222628 Surface characteristics measurement system and methodExpiredApr 21, 99Apr 24, 01[G01B]
6128939 Roll train and the relative rolling process with an improved yieldExpiredMar 20, 98Oct 10, 00[B21B]
6122947 Bar deburring plantExpiredApr 16, 98Sep 26, 00[B21D, B21B]
5961273 Stacker for the stacking of metallic section bars in alternating, upright and reverse layersExpiredOct 06, 98Oct 05, 99[B65G]
5915772 Rotary electromagnetic head with improved mechanical expulsion device for automatic stackers of iron sections originating from a rolling millExpiredOct 10, 97Jun 29, 99[B65G, B66C]
4836732 Method and apparatus for continuously charging a steelmaking furnaceExpiredApr 24, 87Jun 06, 89[C21C]
4795139 Apparatus for tapping slag-free steel from a continuous melting furnaceExpiredJul 13, 87Jan 03, 89[C21C]
4681537 Method and apparatus for continuously charging a steelmaking furnaceExpiredMay 29, 86Jul 21, 87[F27D]
4609400 Method and apparatus for preheating charge materials for continuous steelmakingExpiredOct 16, 85Sep 02, 86[H05B, C21C]
4564388 Method for continuous steelmakingExpiredApr 05, 85Jan 14, 86[C21C]
4543124 Apparatus for continuous steelmakingExpiredAug 02, 84Sep 24, 85[H05B, C21C]

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