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E. S. Vales Patents |
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Inventor: Vales; E. S.
Address: Waterloo, CA
No. of patents: 1
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 5782583 |
In-ground barrier |
July 21, 1998 |
| The barrier is waterproof, and is used to contain contaminated groundwater within an enclosure. Steel elements are pile driven, the elements having rolled-over forms (5,6) which inter-engage. Upon inter-engagement, an enclosed cavity (90) is created which extends from top to bottom of th |
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