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:
Nov. 29, 1994
Filed:
Jun. 25, 1993
Applicant:
Inventors:
Everett L Johnston, Bartlesville, OK (US);
Ahmad Moradi-Araghi, Bartlesville, OK (US);
Assignee:
Phillips Petroleum Company, Bartleville, OK (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B09B / ;
U.S. Cl.
CPC ...
405128 ; 405270 ; 588250 ;
Abstract
A process for preventing the seepage of hazardous waste material in a waste treatment pond or the loss of heat and evaporation of water in a solar pond comprises controlling the migration of a gelling composition where the density of the gelling composition is adjusted depending on the density of the residence brine of the pond so that the gelling composition gels in a desired location of the pond.