

ABOUT US
Who we are
Transnuclear, Ltd. (TNT) is a joint venture between Orano group and Kobe Steel (Japan), established in 1984. Since then, TNT has been providing the solutions for safe transport and storage of radioactive materials.
TNT continues to be a highly specialized engineering company based on advanced analysis technology and record of licensing work, as well as contributing to the sustainable Nuclear Fuel Cycle as a supplier of domestic & international transport and storage casks of spent fuel.
Global network
Through its strategic network with entities of Orano NPS, logistics arm of Orano, in France, in Germany, in the USA and so on, TNT provides global transport services and world’s most advanced design of transport & storage casks.
With more than 60 years of know-how and more than 1,000 outstanding employees, Orano NPS has been supporting the nuclear industry all over the world. Orano NPS has completed transport of nuclear fuel more than 6,000 times a year and has delivered (loaded) more than 1,500 units of spent fuel storage casks and canister systems so far.
OVER 40 YEARS
OF EXPERTISE
AND INNOVATION
and transport services


-
Innovation to offer advanced solutions to our customers
TNT offers unique and advanced solutions supported by high-end design and manufacturing technology, as well as innovative services to meet customer’s requirements while minimizing the use of resources.
-
Ensure excellence right across the Nuclear Fuel Cycle
Across the entire Nuclear Fuel Cycle, from front-end to back-end, TNT provides the highest level of expertise for ensuring performance, security and compliance with the latest Japanese safety standards.
-
Global network to meet regional demands
Through its global strategic network with entities in France, Germany and the USA, TNT delivers world class services and products to Japan.


40 years of continuous development
-
1970’s
Collaboration
Orano and Kobelco have initiated cooperation and cask fabrication
TN12 transport cask -
1980’s
Foundation 1984
1984 : Orano NPS and Kobelco established a joint venture in Japan, Transnuclear, Ltd. (TNT)
-
1990’s
Dry Storage
TNT pioneered on dry storage cask in Japan
1st storage cask TN24 (1995)
2nd delivery cask TN24 (2013) -
2000’s
Dual purpose
Design of TK type casks (Dual purpose casks) to address and fit Japanese market
-
2010’s
MOX / Waste
Realization of MOX deliveries to Japan
Transport casks for wastes from France to Japan -
2020’s
TN Eagle
Licensing of TN Eagle
New generation of cask (for BWR and PWR) in Japan




