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. 18, 1998
Filed:
Oct. 11, 1995
Applicant:
Inventor:
Irfan A Toor, Plano, TX (US);
Assignee:
Itex Environmental Services, Inc., Addison, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B02C / ; B02C / ;
U.S. Cl.
CPC ...
241 21 ; 241 2412 ; 241 25 ; 241 29 ; 241 42 ; 241 81 ; 2411012 ; 2411862 ; 241D / ;
Abstract
An apparatus and method for chemically and physically stabilizing contaminated soil is disclosed. The soil is homogenized in a homogenizer; dropped into a mixer below the homogenizer and mixed with an additive; then dropped to a processing terminus located below the mixer. The apparatus and method are useful for processing highly clumped and/or acidic soil, e.g., soil contaminated with mining waste.