Nalco Fuel Tech

Patent Owner

Watch Compare Add to Portfolio

Stats

Details

Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF277
 
  
 
B01D SEPARATION 1133
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 1108
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 154
 
  
 
F23B METHODS OR APPARATUS FOR COMBUSTION USING ONLY SOLID FUEL 110
 
  
 
F23J REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 116

Top Patents (by citation)

Upgrade to the Professional Level to View Top Patents for this Owner. Learn More

Recent Publications

  • No Recent Publications to Display

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5740745 Process for increasing the effectiveness of slag control chemicals for black liquor recovery and other combustion unitsSep 20, 96Apr 21, 98[F23B]
5728357 Reduction of NO.sub.x emissions from rotary cement kilns by selective noncatalytic reductionApr 10, 96Mar 17, 98[B01J]
5645756 Hardness suppression in urea solutionsJun 07, 95Jul 08, 97[C02F]
5616307 Boiler operation with decreased NO.sub.x and waste water dischargeMar 11, 96Apr 01, 97[C01B]
5478542 Process for minimizing pollutant concentrations in combustion gasesAug 23, 94Dec 26, 95[B01D]
5441713 Hardness suppression in urea solutionsOct 03, 91Aug 15, 95[C01B]
5277135 Controlling concentration of chemical treatment for flue gas reduction of the oxides of nitrogenNov 23, 92Jan 11, 94[F23J]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5743922 Enhanced lubricity diesel fuel emulsions for reduction of nitrogen oxidesExpiredMar 21, 94Apr 28, 98[C10L]
5658547 Simplified efficient process for reducing NO.sub.x, SO.sub.x, and particulatesExpiredMar 16, 95Aug 19, 97[C01B]
5543123 Low pressure formation of a urea hydrolysate for nitrogen oxides reductionExpiredApr 13, 94Aug 06, 96[C01B]
5536482 Process for pollution controlExpiredOct 13, 92Jul 16, 96[C01B]
5523069 Carbonyl sulfide abatement in fluidsExpiredNov 05, 93Jun 04, 96[B01D]
5518980 Stabilization of calcium-based slurries for sox reduction by in-furnance injectionExpiredApr 27, 95May 21, 96[B01J, B01D]
5489419 Process for pollution controlExpiredOct 13, 92Feb 06, 96[C01B]
5489420 Nitrogen oxides reducing agent and a phosphateExpiredMar 10, 94Feb 06, 96[C01B]
5468460 Stabilization of calcium-based slurries for sox reduction by in-furnace injectionExpiredJan 10, 94Nov 21, 95[C01F, B01D]
5453257 Process for adjusting the optimum effluent temperature of a nitrogen oxides reducing treatment agentExpiredOct 14, 92Sep 26, 95[C01B]
5399325 Nitrogen oxides reduction using a urea hydrolysateExpiredFeb 26, 92Mar 21, 95[C01B]
5344306 Reducing nitrogen oxides emissions by dual fuel firing of a turbineExpiredAug 28, 91Sep 06, 94[F23J, C10L]
5298230 Process for the efficient catalytic reduction of nitrogen oxidesExpiredMay 01, 92Mar 29, 94[C01B, B01J]
5284492 Enhanced lubricity fuel oil emulsionsExpiredOct 08, 92Feb 08, 94[C10L]
5240688 Process for the in-line hydrolysis of ureaExpiredAug 01, 90Aug 31, 93[C01B]
5229090 Process for nitrogen oxides reduction to lowest achievable levelExpiredJul 03, 91Jul 20, 93[C01B, B01J]
5199255 Selective gas-phase nox reduction in gas turbinesExpiredApr 03, 91Apr 06, 93[F02G]

Top Inventors for This Owner

Upgrade to the Professional Level to View Top Inventors for this Owner. Learn More

We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!

We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.