ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,503,799, issued on Dec. 23, was assigned to Apani Systems Inc. (Redmond, Wash.).
"Textile recycling" was invented by Emily Grace Robinson (Blaine, Wash.) and Scot E. Land (Redmond, Wash.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A textile recycling method receives textile-waste-to-be-recycled, sorts the waste to isolate cellulose-containing articles from non-cellulose-containing articles, and re-sizes at least some of the cellulose-containing articles to create feedstock. The feedstock is processed in a cellulose solvent reactor, which has at least one ionic liquid. The ionic liquid dissolves intermolecular cellulose bonds of the feedstock to creat...