HC

Hal B. H. Cooper

ET Ec&C Technologies: 5 patents #2 of 7Top 30%
Overall (All Time): #657,665 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7842264 Process and apparatus for carbon capture and elimination of multi-pollutants in flue gas from hydrocarbon fuel sources and recovery of multiple by-products Robert E. Tang, Donald E. Degling, Thomas K. Ewan, Sam M. Ewan 2010-11-30
7220395 Methods for the production of ammonia from urea and/or biuret, and uses for NOx and/or particulate matter removal Herbert W. Spencer, III 2007-05-22
6730280 Methods for the production of ammonia from urea and/or biuret, and uses for NOx and/or particulate matter removal Herbert W. Spencer, III 2004-05-04
6506350 Method using on site generated ammonia to reduce particulates in combustion gas streams Herbert W. Spencer, III 2003-01-14
6322762 Method using on site generated ammonia to reduce particulates Herbert W. Spencer, III 2001-11-27
6077491 Methods for the production of ammonia from urea and/or biuret, and uses for NO.sub.x and/or particulate matter removal Herbert W. Spencer, III 2000-06-20
4426364 Removal and recovery of nitrogen oxides and sulfur dioxide from gaseous mixtures containing them 1984-01-17
4425313 Removal and recovery of nitrogen and sulfur oxides from gaseous mixtures containing them 1984-01-10