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:
Oct. 01, 2013
Filed:
Oct. 20, 2006
Dimitrios Psaras, Bound Brook, NJ (US);
Weidong Shi, Changzhou, CN;
Ronghau Zhu, Jiangyin, CN;
Rui Xiao, Jiangyin, CN;
Dimitrios Psaras, Bound Brook, NJ (US);
Weidong Shi, Changzhou, CN;
Ronghau Zhu, Jiangyin, CN;
Rui Xiao, Jiangyin, CN;
Neo International Corp., Bridgetown, BB;
Abstract
A method for the synthesis of rare earth containing phosphates of the LaPO:Ce,Tb type comprising providing an initial charge of phosphate having a pH above 2 to a reactor; subsequently commencing introduction of a rare earth solution to the reactor, and subsequently, continuing to introduce both the phosphate and the rare earth solution to the reactor to form a mixture; whereby a rare earth phosphate precipitate is produced, at least a portion of which is precipitated while the pH of the mixture is less than 2.