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PCE
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DIFF Subgroup
F02K 9/22

of the front-burning type

Introduced: January 1980

Full Title

Full titles differ between systems:

IPC:

Rocket-engine plants, i.e. plants carrying both fuel and oxidant therefor; Control thereof > using solid propellants > Shape or structure of solid propellant charges > of the front-burning type

CPC:

Rocket-engine plants, i.e. plants carrying both fuel and oxidant therefor; Control thereof > using solid propellants (F02K9/72 takes precedence; using semi-solid or pulverulent propellants F02K9/70) > Shape or structure of solid propellant charges > of the front-burning type

No child classifications to compare. This is a leaf node in both IPC and CPC.