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. 07, 2021
Filed:
Nov. 01, 2018
Neo Water Treatment, Llc, Greenwood Village, CO (US);
Mason Reames Haneline, Orange, CA (US);
James Frederic Gallmann, Baton Rouge, LA (US);
Neo Water Treatment, LLC, Greenwood Village, CO (US);
Abstract
Chloride salts of certain rare earth elements have beneficial effects as clarifying agents in the primary treatment of wastewater. Disclosed herein are methods for treating wastewater comprising dosing wastewater, as part of a primary treatment system, with a clarifying agent of chloride salts of rare earth elements, either individually or mixtures. The rare earth clarifying agents are added or dosed at any point upstream of the primary treatment operation, within the primary treatment operation, or both upstream of and within the primary treatment operation. Also disclosed herein are clarifying agents for use in the primary treatment of wastewater comprising an aqueous solution of chloride salts of the rare earth elements.