Patent · US Expired

Method for the preparation of radon-211

US4364898A · kind A · utility

7Cited by
0References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 10, 1980
Grant dateDec 21, 1982
Priority date
Expiry dateOct 10, 2000

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG21G1/10
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A method for the production of .sup.211 Rn comprising bombarding .sup.209 Bi with .sup.7 Li particles utilizing the nuclear reaction EQU .sup.209 Bi(.sup.7 Li,5n).sup.211 Rn. The method provides a simple spectrum from which .sup.211 Rn can be easily isolated in a highly pure condition.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.