IPC 6 English version  F17C-F17C01312
SECTION F– MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

F 17

STORING OR DISTRIBUTING GASES OR LIQUIDS (water supply E 03 B)

F 17 C

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 B 65 G 5/00; construction or assembling of bulk storage containers employing civil-engineering techniques E 04 H 7/00; variable-capacity gas-holders F 17 B; liquefaction or refrigeration machines, plants, or systems F 25)

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 A 62 C, B 05 B; associated with vehicles, see the appropriate subclass of classes B 60 to B 64; pressure vessels in general F 16 J 12/00)

1/

02

. 

involving reinforcing arrangements [4]

1/

04

. . 

Protecting sheatings

1/

06

. . . 

built-up from wound-on bands or filamentary material, e.g. wires [4]

1/

08

. . 

Integral reinforcements, e.g. ribs

1/

10

. 

with provision for protection against corrosion, e.g. due to gaseous acid (inhibiting corrosion of metallic material or incrustation in general C 23 F) [4]

1/

12

. 

with provision for thermal insulation (thermal insulation in general F 16 L 59/00) [4]

1/

14

. 

constructed of aluminium; constructed of non-magnetic steel

1/

16

. 

constructed of plastics materials

3/

00

Vessels not under pressure

3/

02

. 

with provision for thermal insulation (thermal insulation in general F 16 L 59/00)

3/

04

. . 

by insulating layers (F 17 C 3/08 takes precedence)

3/

06

. . . 

on the inner surface, i.e. in contact with the stored fluid [4]

3/

08

. . 

by vacuum spaces, e.g. Dewar flask (for household use A 47 J 41/02)

3/

10

. . 

by liquid-circulating or vapour-circulating jackets

3/

12

. 

with provision for protection against corrosion, e.g. due to gaseous acid (protection against corrosion in general C 23 F)

5/

00

Methods or apparatus for filling pressure vessels with liquefied, solidified, or compressed gases (adding propellants to aerosol containers B 65 B 31/00)

Note

This group covers:

–

the filling of vessels for storage of compressed or liquefied gases;

–

the filling of pressurised apparatus insofar as it is not covered by a single other subclass, e.g. A 62 C, B 05 B.

5/

02

. 

for filling with liquefied gases

5/

04

. . 

requiring the use of refrigeration, e.g. filling with helium or hydrogen

5/

06

. 

for filling with compressed gases

6/

00

Methods or apparatus for filling vessels not under pressure with liquefied or solidified gases [3]

7/

00

Methods or apparatus for discharging liquefied, solidified, or compressed gases from pressure vessels, not covered by another subclass

7/

02

. 

Discharging liquefied gases

7/

04

. . 

with change of state, e.g. vaporisation [3]

9/

00

Methods or apparatus for discharging liquefied or solidified gases from vessels not under pressure

9/

02

. 

with change of state, e.g. vaporisation

9/

04

. . 

Recovery of thermal energy [3]

11/

00

Use of gas-solvents or gas-sorbents in vessels

13/

00

Details of vessels or of the filling or discharging of vessels

13/

02

. 

Special adaptations of indicating, measuring, or monitoring equipment (measuring in general G 01)

13/

04

. 

Arrangement or mounting of valves (valves per se F 16 K)

13/

06

. 

Closures, e.g. cap, breakable member (closures for containers in general B 65 D)

13/

08

. 

Mounting arrangements for vessels

13/

10

. 

Arrangements for preventing freezing

13/

12

. 

Arrangements or mounting of devices for preventing or minimising the effect of explosion (flame traps A 62 C 4/00)
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