TONGAAT HULETT LIMITED

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING370
 
  
 
C13B PRODUCTION OF SUCROSE; APPARATUS SPECIALLY ADAPTED THEREFOR 27
 
  
 
B01D SEPARATION 1133
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL169

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9725775 DiffuserJul 16, 12Aug 08, 17[C13B, B01D]
9279506 Rotary distribution apparatusJun 22, 12Mar 08, 16[F16K]
8544501 Indexing arrangementSep 15, 06Oct 01, 13[F16K]
8430126 Rotary distribution apparatus incorporating interstage pumpsMar 05, 09Apr 30, 13[F16K]
8277562 Continuous vacuum pan and internal insulation arrangement thereofMar 17, 11Oct 02, 12[C13B]
7191797 Rotary distribution apparatusSep 25, 03Mar 20, 07[F16L]
6991708 Continuous vacuum panJan 10, 02Jan 31, 06[B01D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0211,081 Process for Refining Impure Crystallised SucroseAbandonedAug 27, 13Jul 30, 15[C13B]
2015/0053,543 INTEGRATED CLARIFIER AND FLASH TANKAbandonedJan 23, 13Feb 26, 15[B01D]
2011/0297,331 Continuous Vacuum PanAbandonedSep 10, 09Dec 08, 11[B01D]
2010/0043,784 TREATMENT OF SUGAR JUICEAbandonedNov 08, 07Feb 25, 10[C13J]

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