DS

David M. Shenberger

CA Calgon: 2 patents #60 of 151Top 40%
Overall (All Time): #1,626,057 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6017399 Method for controlling and removing solid deposits from a surface of a component of a steam generating system Billy D. Fellers 2000-01-25
5779814 Method for controlling and removing solid deposits from a surface of a component of a steam generating system Billy D. Fellers 1998-07-14
5454954 Scale control in metal mining circuits using polyether polyamino methylene phosphonates Nicholas J. Alfano 1995-10-03