Sun Coal Company

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C10B DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS 316
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF178

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5928476 Nonrecovery coke oven doorAug 19, 97Jul 27, 99[C01B]
5447606 Method of and apparatus for capturing coke oven charging emissionsMay 12, 93Sep 05, 95[C10B]
5318671 Method of operation of nonrecovery coke oven batteryMay 06, 92Jun 07, 94[C10B]
5228955 High strength coke oven wall having gas flues thereinMay 22, 92Jul 20, 93[C10B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5114542 Nonrecovery coke oven battery and method of operationExpiredSep 25, 90May 19, 92[C10B]

Top Inventors for This Owner

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