E01B11/46 - CPC Classification Index

ClassID:

127259 ⎘

E01B11/46 - CPC Classification

Classification description:

Rail joints; Non-dismountable rail joints; Welded joints General methods for making gapless tracks

Recent Application in this class:

20240150971

Frog for switches and crossings

20220316146

Welding unit for welding rails of a track

20200240088

Rail tool-holder cart

20200232167

FROG FOR SWITCHES AND CROSSINGS

20150361620

Method and mould for welding the ends of two rail portions

20120015212

Method of cooling rail weld zone, and rail weld joint