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, 2001
Filed:
Oct. 09, 1997
Applicant:
Inventors:
Rolf Ekholm, Karlstad, SE;
Ulf Jansson, Karlstad, SE;
Assignee:
Kvaerner Pulping AB, , SE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 3/100 ;
U.S. Cl.
CPC ...
F04D 3/100 ;
Abstract
A device for admixing a first fluid into a second fluid. The device has a housing with a rotationally symmetrical rotation chamber defined therein that is arranged with an inlet for the second fluid and an outlet for the mixed fluids. A distance from a center shaft of the housing to its inner wall is decreasing continuously from the inlet to the outlet. The device has rotation means for setting the second fluid in rotation along the inner wall of the rotation chamber. The device also has adding means for adding the first fluid into the vortex that is formed when the second fluid is rotating in the rotation chamber.