NORAM INTERNATIONAL LIMITED

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 7131
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 352
 
  
 
C07B GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR 215
 
  
 
B01D SEPARATION 1133
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 1108
 
  
 
F22B METHODS OF STEAM GENERATION; STEAM BOILERS 122

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9139509 Removal of non-aromatic impurities from a nitration processFeb 17, 11Sep 22, 15[C07C, C07B]
9040758 Washing system for nitroaromatic compoundsAug 18, 09May 26, 15[C07C, C02F]
8907144 Process for adiabatic production of mononitrotolueneMar 22, 12Dec 09, 14[C07C, C07B]
8801932 Sub-critical partial oxidation for treatment of nitration wastesMay 14, 10Aug 12, 14[C02F]
8692035 Adiabatic process for making mononitrobenzeneNov 10, 08Apr 08, 14[C07C]
8604256 Method for reducing the formation of by-product dinitrobenzene in the production of mononitrobenzeneNov 14, 08Dec 10, 13[C07C]
6288289 Integrated effluent treatment process for nitroaromatic manufactureJan 27, 00Sep 11, 01[C07C, C02F]
5963878 Nitration processJul 30, 98Oct 05, 99[C07C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
9012701 Washing system for nitroaromatic compoundsWithdrawnAug 18, 09Apr 21, 15[C07C, C02F]
2012/0020,866 METHOD OF PROCESSING LIQUID CHLORINE CONTAINING NITROGEN TRICHLORIDEAbandonedMar 06, 10Jan 26, 12[C01B, B01J]

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