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:
Jan. 11, 2022
Filed:
Aug. 14, 2020
Applicants:
Xiaolin Xie, Xi'an, CN;
Dezhu Zhang, Xi'an, CN;
Jianguo Meng, Xi'an, CN;
Yu Wang, Xi'an, CN;
Xuhua Zhou, Xi'an, CN;
Zhong Meng, Xi'an, CN;
Nan Hui, Xi'an, CN;
Juan LI, Xi'an, CN;
Inventors:
Xiaolin Xie, Xi'an, CN;
Dezhu Zhang, Xi'an, CN;
Jianguo Meng, Xi'an, CN;
Yu Wang, Xi'an, CN;
Xuhua Zhou, Xi'an, CN;
Zhong Meng, Xi'an, CN;
Nan Hui, Xi'an, CN;
Juan Li, Xi'an, CN;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 36/16 (2006.01); B01D 11/02 (2006.01); B01D 37/00 (2006.01); B01D 21/26 (2006.01);
U.S. Cl.
CPC ...
A61K 36/16 (2013.01); B01D 11/028 (2013.01); B01D 11/0288 (2013.01); B01D 21/262 (2013.01); B01D 37/00 (2013.01); A61K 2236/333 (2013.01); A61K 2236/51 (2013.01);
Abstract
A method for extracting herbal medicine includes: step one, spray extraction; step two, pressure filtration and concentration; step three, spray and countercurrent precipitation; and step four, concentrating reduced pressure and drying.