Jean Le Foll

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78160 Marly Le Roi, FR

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for selectively taking up a layer of pollutant from the s...
- Patent number 4,623,459
- Issue date Nov 18, 1986
- Henry Benaroya
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Device for selectively taking up a layer of light liquid from the s...
- Patent number 4,491,518
- Issue date Jan 1, 1985
- Henry Benaroya
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Apparatus for the selective skimming of a light liquid layer on a b...
- Patent number 4,391,708
- Issue date Jul 5, 1983
- Jean Le Foll
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING