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:
Nov. 27, 2018

Filed:

Dec. 14, 2016
Applicant:

Metal Industries Research & Development Centre, Kaohsiung, TW;

Inventors:

Cheng-Han Hung, Kaohsiung, TW;

Zong-Hsin Liu, Kaohsiung, TW;

Ying-Chieh Lin, Kaohsiung, TW;

Ming-Fang Tsai, Kaohsiung, TW;

Hai-Ching Tsou, Kaohsiung, TW;

Ying-Cheng Lu, Kaohsiung, TW;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61K 9/16 (2006.01); B01J 2/06 (2006.01); B01J 2/18 (2006.01); B01J 13/08 (2006.01); B01J 13/20 (2006.01);
U.S. Cl.
CPC ...
A61K 9/1682 (2013.01); A61K 9/1635 (2013.01); B01J 13/08 (2013.01); B01J 13/20 (2013.01);
Abstract

A nozzle, an apparatus, and a method for producing dual-layer microparticles used as microcarriers. The nozzle includes a nozzle body having a first fluid passageway and a cover mounted to the nozzle body and having a second fluid passageway. A plurality of extension tubes is communicated with an end of the first fluid passageway and is spaced from each other. Each extension tube includes an outlet port distant to the first fluid passageway. A plurality of sleeves is communicated with the second fluid passageway. Each sleeve includes an opening distant to the second fluid passageway. Each extension tube extends into one of the sleeves. An outer wall of each extension tube is spaced from an inner wall of one of the sleeves. The outlet port of each extension tube is located between the second fluid passageway and the opening of one of the sleeves.


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