Published December 6, 1985 | Version v1
Patent Metadata-only

Control rod drives

Creators

Description

Purpose: To stably capture obstacles such as scales or CRUD accumulated in the control rod guide tube of in BWR type reactors. Constitution: A permanent magnet is disposed at the bottom of a control rod guide tube to capture obstacles by the magnet. Further, circular recess is formed to the bottom of the control rod guide tube to capture the obstacles therein, so as to decrease the effect due to the agitation of the reactor water. (Ikeda, J.)

Availability note (English)

Available from JAPIO. Also available from INPADOC.

Additional details

Publishing Information

Imprint Pagination
5 p.
IPC:
Int. Cl. G21C7/10.
IPC
Int. Cl. G21C7/10.
Patent number
JP patent document 60-247192/A/

INIS

Country of Publication
Japan
Country of Input or Organization
Japan
INIS RN
17083112
Subject category
S22: GENERAL STUDIES OF NUCLEAR REACTORS;
Resource subtype / Literary indicator
Non-conventional Literature
Descriptors DEI
ABRASION; BWR TYPE REACTORS; CONTROL ROD DRIVES; CORROSION PRODUCTS; DECONTAMINATION; DEPOSITION; DESCALING; PERMANENT MAGNETS; RADIOACTIVE WASTES
Descriptors DEC
CLEANING; ENRICHED URANIUM REACTORS; EQUIPMENT; MAGNETS; MATERIALS; POWER REACTORS; RADIOACTIVE MATERIALS; REACTOR COMPONENTS; REACTORS; SURFACE FINISHING; THERMAL REACTORS; WASTES; WATER COOLED REACTORS; WATER MODERATED REACTORS

Optional Information

Secondary number(s)
JP patent application 59-102487.