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.

Date of Patent:
Mar. 23, 2021

Filed:

Oct. 11, 2016
Applicant:

Alfa Laval Corporate Ab, Lund, SE;

Inventor:

Jouko Pitkämäki, Eskilstuna, SE;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B04B 1/14 (2006.01); B04B 7/02 (2006.01);
U.S. Cl.
CPC ...
B04B 1/14 (2013.01); B04B 7/02 (2013.01);
Abstract

A centrifugal separator includes a casing which delimits a space which is sealed off from and having an under pressure in relation to the surroundings, by at least one seal. A rotor is arranged for rotation around a rotational axis and forms within itself a separation space. In the separation space, centrifugal separation of at least one higher density component and at least one lower density component from a fluid takes place during operation. At least one inlet extends into the rotor for introducing the fluid to the separation space. At least one first outlet extends from the rotor for discharge of at least one component separated from the fluid during operation. The rotor includes at least one second outlet extending from a portion of the separation space to the space for discharge of at least one higher density component separated from the fluid during operation. The second outlet is arranged for intermittent discharge by an intermittent discharge system and one of the seals is formed by the intermittent discharge system.


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