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:
Jul. 03, 2012
Filed:
Sep. 16, 2003
Richard A. Wilsak, Naperville, IL (US);
Scott A. Roberts, Naperville, IL (US);
Dean B. Comstock, Batavia, IL (US);
Ronald Stefanski, Aurora, IL (US);
George A. Huff, Naperville, IL (US);
Richard A. Wilsak, Naperville, IL (US);
Scott A. Roberts, Naperville, IL (US);
Dean B. Comstock, Batavia, IL (US);
Ronald Stefanski, Aurora, IL (US);
George A. Huff, Naperville, IL (US);
BP Corporation North America Inc., Houston, TX (US);
Abstract
A process for separating solids from liquids in a filtration zone defined by a higher concentration zone and a lower concentration zone separated by a filter. The process includes the steps of directing a slurry feed comprising a liquid and solids into the higher concentration zone, directing a displacement fluid to the higher concentration zone and passing at least a portion of the liquid through a filter to the filtrate zone, producing a filtrate.