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:
Jun. 27, 1978
Filed:
Dec. 20, 1976
Applicant:
Inventor:
Otis R Videen, St. Paul, MN (US);
Assignee:
Conwed Corporation, St. Paul, MN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
428213 ; 210483 ; 210502 ; 210504 ; 428287 ; 428290 ; 428302 ; 428303 ; 428910 ;
Abstract
A reinforced sheet product for selective sorption of an immiscible liquid from a liquid mixture is disclosed. The reinforced sheet product comprises a flexible net-like reinforcing structure secured between at least two sheets or layers of non-woven material predominately composed of cotton which are preferentially sorptive of one liquid over another liquid in the mixture. The product according to the invention finds particular application as a lightweight reinforced wiping cloth or towel especially useful for removing oil from an aqueous mixture.