ARVOS LJUNGSTROM LLC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F28D HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT 1134
 
  
 
F28F DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION 547
 
  
 
F23L AIR SUPPLY; DRAUGHT-INDUCING; SUPPLYING NON-COMBUSTIBLE LIQUID OR GAS 413
 
  
 
B21D WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING 254
 
  
 
B01D SEPARATION 1133
 
  
 
B21B ROLLING OF METAL 131
 
  
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 155
 
  
 
C21B MANUFACTURE OF IRON OR STEEL 122
 
  
 
C21C PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL 117
 
  
 
F23D BURNERS 131

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0031,331 BASKET FOR HEAT TRANSFER ELEMENTS FOR A ROTARY AIR PREHEATERJul 26, 16Feb 01, 18[F28D]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9845953 Leakage reduction system in power plant operationsDec 11, 13Dec 19, 17[F23L, F28D, F23C, F23D]
9644899 Heating element undulation patternsJun 01, 11May 09, 17[F23L, F28D, F28F]
9598742 Exhaust processing and heat recovery systemMar 16, 10Mar 21, 17[F23J, F23L, F27D, C21C, B01D, C21B]
9579702 Roller for forming heat transfer elements of heat exchangersJan 28, 13Feb 28, 17[F28F, B21D, B21B]
9557119 Heat transfer sheet for rotary regenerative heat exchangerMay 08, 09Jan 31, 17[F28D, F28F]
9448015 Heat transfer element for a rotary regenerative heat exchangerDec 04, 13Sep 20, 16[F23L, F28D, F28F]
9200853 Heat transfer assembly for rotary regenerative preheaterAug 23, 12Dec 01, 15[F28D, F28F, B21D]

Expired/Abandoned/Withdrawn Patents

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Top Inventors for This Owner

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