IPC Subgroup
G21C 19/02 Details of handling arrangements
Introduced: September 1968
Last revised: January 2006
Full Title
Arrangements for treating, for handling, or for facilitating the handling of, fuel or other materials which are used within the reactor, e.g. within its pressure vessel > Details of handling arrangements
Classification Context
- Section:
- PHYSICS
- Class:
- NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- Subclass:
- NUCLEAR REACTORS
5 direct subcodes
Child Classifications
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- G21C 19/04 Means for controlling flow of coolant over objects being handled; Means for controlling flow of coolant through channel being serviced
- G21C 19/06 Means for supporting or storing fuel elements or control elements
- G21C 19/08 Means for heating fuel elements before introduction into the core; Means for heating or cooling fuel elements after removal from the core
- G21C 19/1 Lifting devices or pulling devices adapted for co-operation with fuel elements or with control elements
- G21C 19/12 Arrangements for exerting direct hydraulic or pneumatic force on fuel element or on control element
Top Applicants
Top 10 applicants by patent filingsfor class G21, 2013–2023, worldwide · Source: EPO PATSTAT
- CHINA GENERAL NUCLEAR POWER CORPORATION 2,364
- CGN POWER COMPANY 1,899
- CHINA NUCLEAR POWER ENGINEERING COMPANY 1,870
- NUCLEAR POWER INSTITUTE OF CHINA 1,517
- KOREA ATOMIC ENERGY RESEARCH INSTITUTE KR 1,367
- WESTINGHOUSE ELECTRIC CORPORATION US 1,295
- KOREA HYDRO & NUCLEAR POWER COMPANY KR 1,196
- CHINESE ACADEMY OF SCIENCES 1,044
- CHINA INSTITUTE OF ATOMIC ENERGY 1,011
- HITACHI-GE NUCLEAR ENERGY 955