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. 10, 1987
Filed:
Dec. 02, 1985
Applicant:
Inventors:
Farrokh Yaghmaie, Hopewell Junction, NY (US);
Mitri S Najjar, Hopewell Junction, NY (US);
Louis S Sorell, Carmel, NY (US);
Assignee:
Texaco Inc., White Plains, NY (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C02F / ;
U.S. Cl.
CPC ...
4819 / ; 48206 ; 48210 ; 210712 ; 210718 ; 210725 ; 210727 ; 210730 ;
Abstract
Separation of clarified water and rapid settling of the particulate solids e.g. ash, slag, char and mixtures thereof from aqueous dispersions of quench cooling and/or scrubbing water as produced in the partial oxidation process for ash-containing solid carbonaceous fuels is effected by mixing with said dispersion a sulfonated product of humic acids and their salts and adjusting the pH of the mixture to a value in the range of about 2 to 6.