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:
May. 19, 1992
Filed:
Feb. 22, 1991
Applicant:
Inventors:
Mark T Murphy, Kennewick, WA (US);
James L Buelt, Richland, WA (US);
James A Stottlemyre, Richland, WA (US);
John S Tixier, Jr, Richland, WA (US);
Assignee:
Battelle Memorial Institute, Richland, WA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E02D / ; G21F / ;
U.S. Cl.
CPC ...
405231 ; 405128 ; 405129 ; 405258 ;
Abstract
A method of making vitrified underground structures in which 1) the vitrification process is started underground, and 2) a thickness dimension is controlled to produce substantially planar vertical and horizontal vitrified underground structures. Structures may be placed around a contaminated waste site to isolate the site or may be used as aquifer dikes.