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. 25, 1976
Filed:
Oct. 17, 1974
Applicant:
Inventors:
Ernest R Ramirez, Lemont, IL (US);
Dennis L Johnson, Woodridge, IL (US);
Assignee:
Swift & Company, Chicago, IL (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D / ; B01F / ;
U.S. Cl.
CPC ...
210 44 ; 204149 ; 210199 ; 2102 / ; 2611 / ;
Abstract
A flow of polluted raw wastewater may first be treated with a coagulant, then it is rapidly mixed with very fine bubbles supplied beneath the wastewater flow and may then be treated with a flocculant, after which the pollutants are separated from the water by skimming off the surface of the wastewater.