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:
Mar. 26, 2024
Filed:
Nov. 11, 2020
Flsmidth A/s, Valby, DK;
Johnny Johansen, Copenhagen, DK;
Jesper Gerdes Kyhnauv, Copenhagen, DK;
Tod Nikischer, Vancouver, CA;
FLSmidth A/S, , DK;
Abstract
A centrifuge () for separating intermixed particulate material of different specific gravity. The centrifuge () comprising a centrifuge bowl () having a plurality of annular recesses (), a housing (), an inlet (), and means for rotating the centrifuge bowl () about the central axis (). An annular cavity () is defined between the housing () and the centrifuge bowl (). The annular cavity () is fluidly connected to the plurality of annular recesses () on the inner surface of the centrifuge bowl by a number of perforations in the centrifuge bowl wall (). The annular cavity () has a fluid inlet to provide fluid into the annular cavity. The annular cavity () has an accumulated cross-sectional flow area (A) at two different heights in the annular cavity that differs by at least a factor