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:
Oct. 15, 2013

Filed:

Aug. 01, 2012
Applicants:

Veli E. Kalayci, Farmington, MN (US);

James Doyle, St. Louis Park, MN (US);

Derek O. Jones, Andover, MN (US);

Brian Babcock, Bloomington, MN (US);

Michael J. Hebert, St. Paul, MN (US);

Philip E. Johnson, Apple Valley, MN (US);

Ketan C. Mehta, Apple Valley, MN (US);

Inventors:

Veli E. Kalayci, Farmington, MN (US);

James Doyle, St. Louis Park, MN (US);

Derek O. Jones, Andover, MN (US);

Brian Babcock, Bloomington, MN (US);

Michael J. Hebert, St. Paul, MN (US);

Philip E. Johnson, Apple Valley, MN (US);

Ketan C. Mehta, Apple Valley, MN (US);

Assignee:

Donaldson Company, Inc., Minneapolis, MN (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 24/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The web of the invention can comprise a super absorbent layer that can act as an moisture sensitive fuel shut-off valve, absorbent, adsorbant or reactant. The web of the invention can comprise a super absorbent fabric or layer made of a superabsorbent particle or fiber. Fluid, gas or liquid, that flows through or by the assemblies of the invention can have any gas, liquid or solid material dispersed or dissolved in the fluid interact with the super absorbent particulate. The structures of the invention can act simply as flow-by reactive, absorptive, or adsorptive layers with no filtration properties, or the structures of the invention can be assembled into filters.


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