HC

Herbert Wallace Campbell

CL Canadian Patents And Development Limited: 3 patents #23 of 449Top 6%
XT Xogen Technologies: 3 patents #1 of 7Top 15%
Overall (All Time): #734,840 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
9296629 Treatment of a waste stream through production and utilization of oxyhydrogen gas David Ritchie Van Vliet, Stephen Barrie Chambers, Hector Alvarez-Vazquez 2016-03-29
7837882 Treatment of a waste stream through production and utilization of oxyhydrogen gas David Ritchie Van Vliet, Stephen Barrie Chambers 2010-11-23
7160472 Treatment of a waste stream through production and utilization of oxyhydrogen gas Dave Van Vliet, Stephen Barrie Chambers 2007-01-09
5003814 Sampling processes for use in the controlled addition of conditioning material to suspensions, sludges and the like and apparatus thereof Paul M. Crawford, Michael J. Myers, Steven Lloyd Siverns 1991-04-02
4781796 Apparatus for the conversion of sludges Trevor Redvers Bridle 1988-11-01
4618735 Process and apparatus for the conversion of sludges Trevor Redvers Bridle 1986-10-21
4544489 Process and apparatus for controlled addition of conditioning material to sewage sludge Phillip J. Crescuolo 1985-10-01