|
 |
Method of removing phosphorus impurities from yellowcake |
T102906 |
Method of removing phosphorus impurities from yellowcake
|
|
Patent Drawings: | |
|
Inventor: |
Brown, et al. |
Date Issued: |
April 5, 1983 |
Application: |
06/210,063 |
Filed: |
November 24, 1980 |
Inventors: |
Brown; Richard A. (Trenton, NJ) Winkley; Donald C. (Corpus Christi, TX)
|
Assignee: |
|
Primary Examiner: |
|
Assistant Examiner: |
|
Attorney Or Agent: |
|
U.S. Class: |
423/16 |
Field Of Search: |
|
International Class: |
|
U.S Patent Documents: |
|
Foreign Patent Documents: |
|
Other References: |
|
|
Abstract: |
Phosphorus impurities are removed from yellowcake by dissolving it in hydrochloric or sulfuric acid to a U.sub.3 O.sub.8 assay of at least 150 g/l at a pH of 2; precipitating uranium peroxide with hydrogen peroxide while keeping the pH between 2.2 and 2.6 and recovering the uranium peroxide from the phosphorus impurities remaining in solution. |
Claim: |
|
Description: |
|
|
|
|