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:
Sep. 27, 2005
Filed:
Jun. 06, 2003
Applicants:
Ajit K. Chowdhury, Madison, WI (US);
Terry Vandenbush, Madison, WI (US);
Inventors:
Ajit K. Chowdhury, Madison, WI (US);
Terry Vandenbush, Madison, WI (US);
Assignee:
RMT, Inc., Madison, WI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C02F001/66 ;
U.S. Cl.
CPC ...
Abstract
A method for neutralizing in situ pore water associated with a subsurface waste material body, the pore water having a pH of less than 2, the method includes the steps of adding a non-carbonate alkali to the pore water to produce a pH-modified acidic pore water having a pH between about 4 and about 5; and adding a carbonate alkali to the pH-modified pore water in an amount sufficient to raise the pore water pH to between about 6 and about 8.