F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
F05
INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
F05D
INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
F05D2220/00
Application
F05D2220/32
in gas turbines
F05D2220/323
for aircraft propulsion, e.g. jet engines