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.:

US 6881028 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 19, 2005

Filed:

Mar. 20, 2002
Applicant:

Peter Danielsson, Fagervik, SE;

Inventor:

Peter Danielsson, Fagervik, SE;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D025/32 ;
U.S. Cl.
CPC ...
Abstract

Apparatus for pumping a pulp suspension and simultaneous abduction of gas from the suspension is disclosed. The apparatus comprises at least one pulp pump including a pump housing with an inlet, a first outlet for the suspension, and a second outlet for the gas. The gas outlet is connected to at least one external vacuum pump by a gas conduit including a substantially vertical portion having a maximum height, located on a level above the pulp pump, and a flushing water supply for the supply of flushing water to the gas conduit connected above the substantially vertical portion of the gas conduit.


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