nuclear industry

Remote-controlled machines • Machines d’usinage • Sampling machines• Machine de découpe d’étuis à déchets • Machines de démantèlement • Machines intervenant en milieux à fort enjeu dosimétrique

OPTIM Technologies imagines, designs, and produces special machines for the nuclear sector for many years: remote-controlled machines, machining machines, dismantling machines, machines operating in environments with high dosimetric issues.

With this solid experience, OPTIM Technologies will be able to put its ingenuity at your service to design and manufacture machines
capable of meeting your most demanding challenges.


Cleaning of the tube sheets of the steam generators. Automatic intervention without human presence.

Nettoyage des plaques tubulaires des GV. Intervention en automatique sans présence humaine.


Machine for cutting, chamfering and eddy current testing of heating rods in pressurizers.

Pressurizers rods changing with 3 different machines

  • Cutting machine

  • Chamfering machine

  • Eddy current testing machine



Thread plate control and reforming machine, steam generator.

Control and reforming steam generator thread plate.



Realization of CNC machine 3 axes for machining ITER Magnets TF Coils

Production of an M56 tapping CNC on TF coil and keyway on the ITER site


Steam generator sampling machine - SHERLOCK project

Extraction of samples from worn steam generators (CRUAS and PALUEL) requiring thousands of cuts.
7 dismantling machines for the production of:

  • Cutting of the shell and the shroud

  • Extraction of the vent drain

  • Extractions of tubes and tie rods

  • Extraction of tubesheet samples

  • Extraction of tube support plates samples

  • Cutting of anti-vibration bars

  • Cutting of tubes from their inside


Machine for dismantling condenseur tube

Extract thousands of tubes (between tube plates) 12m long in a footprint of 4m (extraction and cutting)


SILOE reactor stainless steel basin dismantling machine

Cutting and containerization of the SILOE basin. 5 different machines controlled by a robot, without human intervention.


Special machine for machining the LASER MEGA JOULES sphere

Realization of all the holes around the sphere. 5 different machines adapted to different issues. These are positioned by laser tracker.


Pipe cutters, chamferers and surfacers

Cutting, facing and chamfering machine of thin and thick pipes. Used for the dismantling of the primary circuit of the CHOOZ A power plant.

Became an OPTIM Technologies standard product, all diameters.


your demanding markets

Nuclear industry

  • Remote-operated machines
  • Dismantling
  • Sampling machine
  • Waste box cutting
  • Test bench
  • Welding assistance

Oil & Gas industry

  • R&D and prototyping
  • Machining or grinding on site
  • Pipe chamfering and cutting machines
  • Inspection machines
  • Remote-controlled long-distance in-pipe machines 100m 500m 1000m
  • Technical assistance and training

Naval industry

  • Submarine hull machining centres
  • Drilling, milling, boring and facing
  • Large boring bars
  • Pipe cutting and chamfering machines
  • Automation