Inventor
VALES ENOCH S
CA5 patents
Patents
5 patentsUS5487622AJan 30, 1996
System for treating polluted groundwater
UNIV WATERLOO63 citations93
US5624552AApr 29, 1997
In-ground water treatment system
UNIV WATERLOO25 citations91
US5437520AAug 1, 1995
Sealing system for in-ground barrier
UNIV WATERLOO28 citations90
US5490743AFeb 13, 1996
System for installing material in the ground
UNIV WATERLOO8 citations71
US5228345AJul 20, 1993
Apparatus for collecting samples from ground-holes
UNIV WATERLOO13 citations71