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Class Information
Number: 976/DIG.417
Name: Nuclear technology > Arrangements for obtraining electrical energy from radioactive sources (e.g., from radioactive isotopes, nuclear or atomic batteries) [g21h-1/00] *** (fusion reactors dig. 1+; nuclear reactors dig. 5+) > Cells in which radiation of disintegration heats a thermoelectric junction or a thermionic converter [g21h-1/10] *** (devices where heating occurs from fission reactions dig. 39; discharge tubes functioning as thermionic generators h01j-45/00; thermoelectric devices comprising a junction of dissimilar materials h01l-35/00) > Cells provided with thermionic generators [g21h-1/10c]

Patents under this class:

Patent Number Title Of Patent Date Issued
4047093 Direct thermal-electric conversion for geothermal energy recovery Sep. 6, 1977
4008407 Nuclear thermionic converter Feb. 15, 1977
3932776 Cold fuel thermionic converter Jan. 13, 1976

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