Central Boiler, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F22B METHODS OF STEAM GENERATION; STEAM BOILERS 122
 
  
 
F23B METHODS OR APPARATUS FOR COMBUSTION USING ONLY SOLID FUEL 110
 
  
 
F23M CONSTRUCTIONAL DETAILS OF COMBUSTION CHAMBERS, NOT OTHERWISE PROVIDED FOR 115
 
  
 
F24H FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, IN GENERAL 126
 
  
 
F28G CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OF BOILERS 17
 
  
 
1503 AGRICULTURAL MACHINERY127

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
D693852 Mower front frameMar 12, 13Nov 19, 13[1503]
8186286 Wood fired boilerJun 07, 11May 29, 12[F23B]
7954438 Wood fired boilerMar 12, 08Jun 07, 11[F24H, F23M, F23N]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6718889 Draft controlled boiler fuel nozzleExpiredAug 30, 02Apr 13, 04[F23B]

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