DIFF Subgroup
F02K 9/08 using solid propellants (F02K9/72 takes precedence; using semi-solid or pulverulent propellants F02K9/70)
Introduced: January 1980
Title
Titles differ between systems:
IPC: using solid propellants
CPC: using solid propellants (F02K9/72 takes precedence; using semi-solid or pulverulent propellants F02K9/70)
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
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)
IPC and CPC are identically structured here. All 6 subcodes exist in both systems.
IPC defines codes here since 1980.
Child Classifications
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- F02K 9/10 Shape or structure of solid propellant charges since 1980 IPC+CPC Available in IPC and CPC
- F02K 9/24 Charging rocket engines with solid propellants; Methods or apparatus specially adapted for working solid propellant charges since 1980 IPC+CPC Available in IPC and CPC
- F02K 9/28 having two or more propellant charges with the propulsion gases exhausting through a common nozzle since 1980 IPC+CPC Available in IPC and CPC
- F02K 9/30 with the propulsion gases exhausting through a plurality of nozzles since 1980 IPC+CPC Available in IPC and CPC
- F02K 9/32 Constructional parts; Details not otherwise provided for since 1980 IPC+CPC Available in IPC and CPC