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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 11939713 B1

PDFFull Text
Date of Patent:
Mar. 26, 2024

Filed:

Dec. 04, 2019

Method for recovering solvent and cellulose in the production of cellulosic spun-bonded nonwoven fabrics

Applicant:

Lenzing Aktiengesellschaft, Lenzing, AT;

Inventors:

Ibrahim Sagerer-Foric, Vocklabruck, AT;

Markus Malzner, Ungenach, AT;

Martin Lichtenthal, Attersee, AT;

Assignee:

LENZING AKTIENGESELLSCHAFT, Lenzing, AT;

Attorney:

Venable LLP

Primary Examiner:

Xiao S Zhao

Assistant Examiner:

Nicholas J Chidiac

Int. Cl.
CPC ...
D04H 3/013 (2012.01); C08J 11/02 (2006.01); D01D 5/06 (2006.01); D01D 13/02 (2006.01); D04H 3/033 (2012.01);
U.S. Cl.
CPC ...
D04H 3/033 (2013.01); C08J 11/02 (2013.01); D01D 5/06 (2013.01); D01D 13/02 (2013.01); D04H 3/013 (2013.01); C08J 2301/02 (2013.01);
Abstract

A plant () for the production of spunbonded nonwoven (), comprising a spinning solution production (), a spinning system (), a device () for the delivery of coagulation liquid, at least one conveying device () for depositing the spunbonded nonwoven (), and a collecting device () for the spunbonded nonwoven (), wherein at least one discharge device () is provided between the device () for the delivery of coagulation liquid and the collecting device () for the spunbonded nonwoven ().

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Quick Actions:

Sagerer-Foric, Ibrahim. (2024). Method for recovering solvent and cellulose in the production of cellulosic spun-bonded nonwoven fabrics (U.S. Patent No. 11939713). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11939713

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