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Title: MEANS FOR TERMINATING NUCLEAR REACTIONS

Patent ·
OSTI ID:4237037

An apparatus is presented for use in a reactor of the heterogeneous, fluid cooled type for the purpose of quickly terminating the reaction, the coolant being circulated through coolant tubes extending through the reactor core. Several of the tubes in the critical region are connected through valves to a tank containing a poisoning fluid having a high neutron capture crosssection and to a reservoir. When it is desired to quickly terminate the reaction, the valves are operated to permit the flow of the poisoning fluid through these particular tubes and into the reservoir while normal coolant is being circulated through the remaining tubes. The apparatus is designed to prevent contamination of the primary coolant by the poisoning fluid.

Research Organization:
Originating Research Org. not identified
NSA Number:
NSA-13-015742
Assignee:
U.S. Atomic Energy Commission
Patent Number(s):
US 2874109
OSTI ID:
4237037
Resource Relation:
Other Information: Orig. Receipt Date: 31-DEC-59
Country of Publication:
United States
Language:
English