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:
Mar. 05, 1991
Filed:
May. 14, 1990
Thomas L Gibson, Utica, MI (US);
Abdul S Abdul, Troy, MI (US);
Carolina C Ang, Bloomfield Hills, MI (US);
Alva E Fincham, Farmington Hills, MI (US);
General Motors Corporation, Detroit, MI (US);
Abstract
A method is disclosed for the use of an aqueous surfactant solution to remove water-insoluble, organic contaminant from subsurface soil layers. The process is carried out continuously with the application of the surfactant solution and the removal of the leachate from a recovery well within the treatment area. It is contemplated that the leachate will be treated above ground to remove the dispersed contaminant.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile