IPC Subgroup
F17D 1/04 for distribution of gas
Introduced: September 1968
Last revised: January 2006
Full Title
Pipe-line systems > for gases or vapours > for distribution of gas
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- STORING OR DISTRIBUTING GASES OR LIQUIDS
- Subclass:
- PIPE-LINE SYSTEMS; PIPE-LINES
1 direct subcode
Child Classifications
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- F17D 1/05 Preventing freezing