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:
Feb. 27, 2018
Filed:
Apr. 30, 2014
Applicant:
Harbin Institute of Technology, Harbin, Heilongjiang Province, CN;
Inventors:
Jun Ma, Harbin, CN;
Yulei Liu, Harbin, CN;
Lu Wang, Harbin, CN;
Xiaodan Zhao, Harbin, CN;
Qingliang Liu, Harbin, CN;
Assignee:
Other;
Primary Examiner:
Int. Cl.
CPC ...
C01G 49/00 (2006.01); B01J 20/02 (2006.01);
U.S. Cl.
CPC ...
C01G 49/0081 (2013.01);
Abstract
A preparation method for a composite ferrate reagent. 1, Weigh raw materials; 2, evenly mix a ferric salt, an activating agent and an alkali maintaining agent and heat the mixture; 3, add an oxidant solution; and 4, cool and mix the solution with water. The technical problems of high energy consumption, low yield and poor ferrate product stability of the existing method for preparing ferrate are solved. The obtained product can be stably stored, and the yield of the ferrate reaches 60% to 95%.