| 1/00 | Arrangements for obtaining electrical energy from radioactive sources, e.g. from radioactive isotopes |
| 1/02 | Arrangements for obtaining electrical energy from radioactive sources, e.g. from radioactive isotopes Cells charged directly by beta radiation |
| 1/04 | Arrangements for obtaining electrical energy from radioactive sources, e.g. from radioactive isotopes Cells using secondary emission induced by alpha radiation, beta radiation, or gamma radiation |
| 1/06 | Arrangements for obtaining electrical energy from radioactive sources, e.g. from radioactive isotopes Cells wherein radiation is applied to the junction of different semiconductor materials |
| 1/08 | Arrangements for obtaining electrical energy from radioactive sources, e.g. from radioactive isotopes Cells in which radiation ionises a gas in the presence of a junction of two dissimilar metals, i.e. contact potential-difference cells |
| 1/10 | Arrangements for obtaining electrical energy from radioactive sources, e.g. from radioactive isotopes Cells in which radiation heats a thermoelectric junction or a thermionic converter |
| 1/12 | Arrangements for obtaining electrical energy from radioactive sources, e.g. from radioactive isotopes Cells using conversion of the radiation into light combined with subsequent photoelectric conversion into electric energy |
| 3/00 | Arrangements for direct conversion of radiation energy from radioactive sources into forms of energy other than electric energy, e.g. light |
| 3/02 | Arrangements for direct conversion of radiation energy from radioactive sources into forms of energy other than electric energy, e.g. light in which material is excited to luminesce by the radiation (lamps in which a gas filling or screen or coating is excited to luminesce by radioactive material structurally associated with the lamp H01J 65/00) |
| 5/00 | Applications of radiation from radioactive sources or arrangements therefor (producing mutation in plants A01H 1/06
; preservation of dairy products A23C 3/07
; preservation of foodstuffs A23L 3/26
; for therapeutic purposes A61N 5/1
; in chemical, physical or physicochemical processes in general B01J 19/08
; in electrostatic separation B03C 3/38
; for after-treatment of coatings applied as liquids or other fluent materials B05D 3/06
; for action between electric vehicles and tracked apparatus B61L 1/1, B61L 3/06
; for preparation of organic chemical compounds C07, C08F 2/46
; for treating macromolecular substances or articles made therefrom B29C 71/04, C08J 3/28, C08J 7/18
; for cracking of hydrocarbon oils C10G 15/1, C10G 32/04
; for reforming naphtha C10G 35/16
; preservation or ageing of products obtained from fermentation processes C12H 1/06, C12H 1/16
; for bleaching fibres D06L 3/04
; measuring G01T
; irradiation devices, gamma- or X-ray microscopes G21K
; in discharge tubes H01J
; apparatus for generating ions to be introduced into non-enclosed gases, e.g. into the atmosphere, H01T 23/00
; for carrying-off electrostatic charges H05F 3/06
) |
| 5/02 | Applications of radiation from radioactive sources or arrangements therefor (producing mutation in plants A01H 1/06
; preservation of dairy products A23C 3/07
; preservation of foodstuffs A23L 3/26
; for therapeutic purposes A61N 5/1
; in chemical, physical or physicochemical processes in general B01J 19/08
; in electrostatic separation B03C 3/38
; for after-treatment of coatings applied as liquids or other fluent materials B05D 3/06
; for action between electric vehicles and tracked apparatus B61L 1/1, B61L 3/06
; for preparation of organic chemical compounds C07, C08F 2/46
; for treating macromolecular substances or articles made therefrom B29C 71/04, C08J 3/28, C08J 7/18
; for cracking of hydrocarbon oils C10G 15/1, C10G 32/04
; for reforming naphtha C10G 35/16
; preservation or ageing of products obtained from fermentation processes C12H 1/06, C12H 1/16
; for bleaching fibres D06L 3/04
; measuring G01T
; irradiation devices, gamma- or X-ray microscopes G21K
; in discharge tubes H01J
; apparatus for generating ions to be introduced into non-enclosed gases, e.g. into the atmosphere, H01T 23/00
; for carrying-off electrostatic charges H05F 3/06
) as tracers |
| 7/00 | Use of effects of cosmic radiation |