IPC Subgroup
E01B 11/44 Non-dismountable rail joints; Welded joints
Introduced: September 1968
Last revised: January 2006
Full Title
Rail joints > Non-dismountable rail joints; Welded joints
Classification Context
- Section:
- FIXED CONSTRUCTIONS
- Class:
- CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- Subclass:
- PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
4 direct subcodes
Child Classifications
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- E01B 11/46 General methods for making gapless tracks
- E01B 11/48 Joints made by flame welding
- E01B 11/5 Joints made by electric welding
- E01B 11/52 Joints made by alumino-thermal welding