IPC Definitions - January 01, 2012

G21D - Definition fr

Definition statement

This subclass covers:

Details of nuclear power plant.

Control of nuclear power plant.

Arrangements of reactor and engine in which reactor-produced heat is converted into mechanical energy.

Arrangements for direct production of electrical energy from fusion or fission reactions.

Arrangements to provide heat for purposes other than conversion into electrical energy, e.g. for heating buildings.

References relevant to classification in this subclass

This subclass does not cover:

Structural combination of fuel element with thermoelectric element

G21C 3/40

Control of nuclear reaction

G21C 7/00

Emergency protection arrangements structurally associated with a reactor; for rapid reduction of reactivity under fault conditions; for suppressing fires

G21C 9/00, G21C 9/02, G21C 9/04

Pumping arrangements for the coolant by means within the reactor pressure vessel

G21C 15/24

Obtaining electrical energy from radioactive sources

G21H 1/00

Informative references

Attention is drawn to the following places, which may be of interest for search:

Electric or magnetic analogue computers, e.g. simulators, for nuclear physics

G06G 7/54

Thermoelectric elements per se

H01L 35/00, H01L 37/00

Electrodynamic pumps

H02K 44/02

Synonyms and Keywords

engine

plant, such as a turbine

engine demand

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