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:
Apr. 15, 2014
Filed:
Feb. 22, 2007
Applicants:
Kenny Randolph Parker, Afton, TN (US);
Philip Edward Gibson, Kingsport, TN (US);
Inventors:
Kenny Randolph Parker, Afton, TN (US);
Philip Edward Gibson, Kingsport, TN (US);
Assignee:
Grupo Petrotemex, S.A. de C.V., San Pedro Garza Garcia, MX;
Primary Examiner:
Int. Cl.
CPC ...
C07C 51/42 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed are methods and apparatus for use in producing a low-moisture carboxylic acid wet cake. Such a low-moisture wet cake can comprise less than about 12 weight percent liquid and can be achieved by washing a carboxylic acid wet cake in a product isolation zone with a wash stream having an initial temperature of at least about 40° C.