Development of a process for nitric acid digestion of Belgian Congo pitchblende /

"Feed Materials Production Center, National Lead Company of Ohio"--Cover. ; "Contract No. AT(30-1)-1156." ; "Date of report: November 6, 1958 ; Date of issuance: July 20, 1959." ; "Technology--Feed Materials (TID-4500, 14th Ed.)." ; "NLCO-782." ; Includes bibliographical references (page 21). ; Mode of access: Internet.