DIFF Main Group
G21H 1/00 Arrangements for obtaining electrical energy from radioactive sources, e.g. from radioactive isotopes
Introduced: September 1968
IPC and CPC are identically structured here. All 6 subcodes exist in both systems.
1 shared codes have differing titles between IPC and CPC.
Child Classifications
Navigate with arrow keys, Enter to open
- G21H 1/04 Cells using secondary emission induced by alpha radiation, beta radiation, or gamma radiation IPC+CPC Available in IPC and CPC
- G21H 1/06 Cells wherein radiation is applied to the junction of different semiconductor materials IPC+CPC Available in IPC and CPC
- G21H 1/08 Cells in which radiation ionises a gas in the presence of a junction of two dissimilar metals, i.e. contact potential difference cells IPC+CPC Available in IPC and CPC
- G21H 1/10 Cells in which radiation heats a thermoelectric junction or a thermionic converter +2 CPC IPC+CPC Available in IPC and CPC
- G21H 1/12 Cells using conversion of the radiation into light combined with subsequent photoelectric conversion into electric energy IPC+CPC Available in IPC and CPC