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:
Dec. 09, 2014
Filed:
Sep. 18, 2012
Applicant:
Merichem Company, Houston, TX (US);
Inventors:
Tom Varadi, Houston, TX (US);
Marie-Cecile Medine, Houston, TX (US);
Arturo Ramon Puigbo, Pearland, TX (US);
Ramiro G. Vazquez, Houston, TX (US);
Tiejun Zhang, Bellaire, TX (US);
James F. McGehee, Houston, TX (US);
Assignee:
Merichem Company, Houston, TX (US);
Primary Examiner:
Int. Cl.
CPC ...
C02F 1/20 (2006.01); C02F 1/40 (2006.01); C02F 1/66 (2006.01); B01D 17/032 (2006.01); B01D 17/02 (2006.01); C02F 103/36 (2006.01);
U.S. Cl.
CPC ...
B01D 17/0214 (2013.01); C02F 1/66 (2013.01); C02F 1/20 (2013.01); C02F 2209/06 (2013.01); C02F 2103/365 (2013.01);
Abstract
An integrated unit operations for the treatment of a waste stream, such as spent caustic, is provided in a single vertical vessel having at least three separate zones: a mixing, a settling, and a mass transfer zone.