G21C5/00—Moderator or core structure; Selection of materials for use as moderator
G21C5/14—Moderator or core structure; Selection of materials for use as moderator characterised by shape
G21C5/16—Shape of its constituent parts
G—PHYSICS
G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
G21C—NUCLEAR REACTORS
G21C5/00—Moderator or core structure; Selection of materials for use as moderator
G21C5/02—Details
G21C5/08—Means for preventing undesired asymmetric expansion of the complete structure ; Stretching devices, pins
G—PHYSICS
G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
G21C—NUCLEAR REACTORS
G21C5/00—Moderator or core structure; Selection of materials for use as moderator
G21C5/02—Details
G21C5/10—Means for supporting the complete structure
Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
Bati de couvercle pour conteneur de transport d'assemblage de combustible nucleaire et conteneur de transport pour des assemblages de combustible nucleaire
Bati de couvercle pour conteneur de transport d'assemblage de combustible nucleaire et conteneur de transport pour des assemblages de combustible nucleaire