Abstract: This invention can treat a uranium-containing solution of high or low concentration and/or the waste generated from uranium conversion processes, etc. It is characterized by the use of acorns, nuts of oak tree, which can be easily obtained in our botanical system. By coprecipitating the uranium or other heavy metal elements with the extract of acorns, this invention can not only recover the uranium of other heavy metal elements but also can reduce them before being discharged to the environmental radioactivity level.
Type:
Grant
Filed:
December 21, 1987
Date of Patent:
October 3, 1989
Assignee:
Korea Advanced Energy Reasearch Institute
Inventors:
Myongwhan Yoon, Seongtae Whang, Insoon Chang, Pilsoon Han