IPC Subgroup
F16N 17/02 at high temperature
Introduced: September 1968
Last revised: January 2006
Full Title
Lubrication of machines or apparatus working under extreme conditions > at high temperature
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- ENGINEERING ELEMENTS OR UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- Subclass:
- LUBRICATING