office@dendrit.bg 
+359 2 932 25 17 Dendrit solves problems
Achievements:
1. Technology (know-how) for recovering railway switches and parts for switches by overlay welding. More than 4500 railway switches and parts for switches have been restored over the course of 23 years.
2. Technology for processing railway fastening according to ad hoc patents, property of the company. Deliverables: processed railway with a total length of 12 km.
Innovations:
1. Utility models for railway fastening – a total of seven models.
2. Technology for welding rails with electrodes – more than 35,000 welds have been completed over a period of 25 years.
3. Technology for welding adhesive insulated rail joints at a specific location along the road, and 0.5 h after the installation of the rail joints, the operability of the railway for the rolling stock traffic has been restored.
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