PROCESS TECHNOLOGY INTERNATIONAL

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C21B MANUFACTURE OF IRON OR STEEL 320
 
  
 
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 223
 
  
 
C21C PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL 117
 
  
 
C22B PRODUCTION OR REFINING OF METALS 127

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8206642 Pivoting slag doorMar 16, 10Jun 26, 12[C21C]
8003043 Systems and methods for accessing a furnace meltApr 23, 10Aug 23, 11[F27D, C21C, C21B]
7858018 Mounting enclosure for burners and particle injectors on an electric arc furnaceFeb 17, 09Dec 28, 10[C22B]
7704445 Systems and methods for accessing a furnace meltAug 07, 06Apr 27, 10[F27D, C21C, C21B]
7491360 Mounting enclosure for burners and particle injectors on an electric arc furnaceJul 31, 04Feb 17, 09[C21B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2010/0188,659 IN-SITU DEVICES, SYSTEMS, AND METHODS FOR GAS SPECIES MEASUREMENTAbandonedJan 29, 10Jul 29, 10[G01J, B23P, G01N]
2009/0129,428 COOLING DEVICE FOR USE IN AN ELECTRIC ARC FURNACEAbandonedJan 23, 09May 21, 09[F27D]
7483471 Cooling device for use in an electric arc furnaceExpiredFeb 24, 06Jan 27, 09[F27D]

Top Inventors for This Owner

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