The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 13, 1996
Filed:
Sep. 28, 1994
Applicant:
Inventors:
Andre Vigneron, Parc des Roses, FR;
Jean-Pierre Codaccioni, Impasse de la Sauge, FR;
Assignee:
Sarp Industries, Limay, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B09B / ;
U.S. Cl.
CPC ...
405128 ; 134 251 ; 210208 ; 588251 ;
Abstract
In a method for the rehabilitation of polluted soils by means of a third substance, the polluted soils, excavated and processed beforehand, are introduced into a contacting cell in the lower part of which the injection of the third substance, towards the lateral walls of said cell, forms a polluted solution subsequently collected in the upper part while the soils continuously separated from the polluted solution are recovered at the lower part of said cell before being rinsed and dried.