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:
Dec. 27, 1994
Filed:
May. 19, 1993
Applicant:
Inventors:
William S Haworth, White Bear Lake, MN (US);
Robert W Olsen, Plymouth, MN (US);
Mark S Goodin, Medina, MN (US);
Assignee:
Avecor Cardiovascular Inc., Plymouth, MN (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M / ; B01D / ;
U.S. Cl.
CPC ...
422 46 ; 422 48 ; 21032187 ;
Abstract
A mass transfer device including a hollow fiber bundle wound on a core for radially outward flow of a first fluid. The core has an axis extending from one end to the other. The hollow fiber bundle has packing fractions which increase radially outward of the core's axis for a major portion of the bundle. Methods for making such mass transfer device.