F
SECTION F — MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
 F01 - 
F04
Subsection index
MACHINES
positive displacement
rotary or oscillating piston
liquid and elastic fluid or elastic fluidF01C
liquid onlyF04C
reciprocating piston or other
liquid and elastic fluid or elastic fluidF01B
liquid onlyF04B
non-positive displacement
liquid and elastic fluid or elastic fluidF01D
liquid onlyF03B
ENGINES
positive displacement
rotary or oscillating piston
liquid and elastic fluid or elastic fluidF01C
liquid onlyF03C
reciprocating piston or other
liquid and elastic fluid or elastic fluidF01B
liquid onlyF03C
non-positive displacement
liquid and elastic fluid or elastic fluidF01D
liquid onlyF03B
PUMPS
positive displacement
rotary or oscillating pistonF04C
reciprocating piston or otherF04B
non-positive displacementF04D
  
ENGINEERING IN GENERAL
 F17
STORING OR DISTRIBUTING GASES OR LIQUIDS (water supply E03B)
 F17C
VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES (storing fluids in natural or artificial cavities or chambers in the earth B65G 5/00; construction or assembling of bulk storage containers employing civil-engineering techniques E04H 7/00; variable-capacity gas-holders F17B; liquefaction or refrigeration machines, plants, or systems F25)
 F17C
Subclass index
VESSELS UNDER PRESSURE; VESSELS NOT UNDER PRESSURE; DETAILS 1/00; 3/00; 13/00
FILLING; DISCHARGING 5/00, 6/00; 7/00, 9/00
USE OF GAS-SOLVENTS OR GAS-ABSORBENTS 11/00
P:30 F17C 1/00
Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge (pressurised apparatus for purposes other than storage, see the relevant subclasses such as A62C, B05B; associated with vehicles, see the appropriate subclass of classes B60-B64; pressure vessels in general F16J 12/00)
P:60 F17C 3/00
Vessels not under pressure
P:10 F17C 5/00
Methods or apparatus for filling pressure vessels with liquefied, solidified, or compressed gases (adding propellants to aerosol containers B65B 31/00)
 F17C 5/00

Note(s)

This group covers:

P:40 F17C 6/00
Methods or apparatus for filling vessels not under pressure with liquefied or solidified gases  [3]
P:20 F17C 7/00
Methods or apparatus for discharging liquefied, solidified, or compressed gases from pressure vessels, not covered by another subclass
P:50 F17C 9/00
Methods or apparatus for discharging liquefied or solidified gases from vessels not under pressure
P:0 F17C 11/00
Use of gas-solvents or gas-sorbents in vessels
P:70 F17C 13/00
Details of vessels or of the filling or discharging of vessels
 F17C 13/04
·  Arrangement or mounting of valves (valves per se F16K)
 F17C 13/08
·  Mounting arrangements for vessels