ClassID:

200214

G21C13/022 - CPC Classification

Classification description:

Pressure vessels; Containment vessels; Containment in general; Details Ventilating arrangements

Recent Application in this class:
#1
20250111956
2025-04-03

STEAM-WATER SEPARATOR AND BOILING-WATER REACTOR

#2
20240404716
2024-12-05

CONTROLLING A POWER OUTPUT OF A NUCLEAR REACTION USING CHEMICAL INJECTION

#3
20240355488
2024-10-24

PASSIVE CHEMICAL INJECTION SYSTEM FOR CONTROLLING A NUCLEAR REACTION BY DELIVERING A NEUTRON-ABSORBING CHEMICAL INTO A CONTAINMENT VESSEL

#4
20240233967
2024-07-11

ORGANIC IODINE TRAPPING APPARATUS AND ORGANIC IODINE TRAPPING METHOD

#5
20230360812
2023-11-09

NUCLEAR REACTOR UNIT AND METHOD FOR COOLING NUCLEAR REACTOR UNIT

#6
20230311058
2023-10-05

FILTER FOR REMOVING RADIOACTIVE NOBLE GAS, FILTER UNIT AND REACTOR CONTAINMENT VENT SYSTEM

#7
20230070817
2023-03-09

Nuclear power plant

#8
20220367073
2022-11-17

Controlling a power output of a nuclear reaction using chemical injection

#9
20220246317
2022-08-04

Controlling a power output of a nuclear reactor without using control rods

#10
20220215975
2022-07-07

Double containment nuclear power reactor with passive cooling and radiation scrubbing

#11
20220215974
2022-07-07

Injecting reactant into a spent fuel pool to react with radioactive effluent released into the pool from a nuclear reactor containment

#12
20220051813
2022-02-17

ORGANIC IODINE TRAPPING APPARATUS AND ORGANIC IODINE TRAPPING METHOD

#13
20210319921
2021-10-14

Methods for airflow control in reactor passive decay heat removal using a damper

#14
20210225534
2021-07-22

Method for Ensuring Hydrogen Explosion Safety at Nuclear Power Plant

#15
20210065922
2021-03-04

Emission monitoring system for a venting system of a nuclear power plant

#16
20200234836
2020-07-23

System and method for reducing atmospheric release of radioactive materials caused by severe accident

#17
20200027604
2020-01-23

Controlling a power output of a nuclear reaction without control rods

#18
20200027603
2020-01-23

Controlling a power output of a nuclear reaction without control rods

#19
20200027592
2020-01-23

Boron injection system for controlling a nuclear reaction by delivering boron into a containment vessel

#20
20190348185
2019-11-14

Catalytic recombiner and filter apparatus

#21
20190189297
2019-06-20

Multiple-path flow restrictor nozzle

#22
20190156960
2019-05-23

Reactor containment building spent fuel pool filter vent

#23
20190115114
2019-04-18

Systems and methods for airflow control in reactor passive decay heat removal

#24
20180330836
2018-11-15

Small nuclear reactor containment system

#25
20180130561
2018-05-10

Systems, Devices, and/or Methods for Managing Radiation Shielding

#26
20170356557
2017-12-14

Vacuum breaker valve assembly

#27
20170206986
2017-07-20

Convective dry filtered containment venting system

#28
20160336081
2016-11-17

Operating floor confinement and nuclear plant

#29
20160260507
2016-09-08

CONTAINMENT FILTERED VENTING SYSTEM (CFVS) FOR NUCLEAR POWER PLANT

#30
20160217875
2016-07-28

Containment vessel drain system

#31
20160189809
2016-06-30

Nuclear power plant

#32
20160118149
2016-04-28

Emission monitoring system for a venting system of a nuclear power plant

#33
20150200022
2015-07-16

CONTAINMENT PROTECTION SYSTEM FOR A NUCLEAR FACILITY AND ASSOCIATED OPERATING METHOD

#34
20150049852
2015-02-19

Systems, methods, and filters for radioactive material capture

#35
20140376679
2014-12-25

Cooling system of nuclear reactor containment structure

#36
20140233688
2014-08-21

Internal dry containment vessel for a nuclear reactor

#37
20140185729
2014-07-03

Containment vent system with passive mode for boiling water reactors (BWRS), and method thereof

#38
20140010340
2014-01-09

Filter for a nuclear reactor containment ventilation system

#39
20130272475
2013-10-17

Passive containment air cooling for nuclear power plants

#40
20130272474
2013-10-17

PASSIVE CONTAINMENT AIR COOLING FOR NUCLEAR POWER PLANTS

#41
20130208845
2013-08-15

Method for filling water into a main circuit of a nuclear reactor, and connection device for implementing said method

#42
20120177164
2012-07-12

Reactor pressure vessel head vents and methods of using the same

#43
20110203671
2011-08-25

APPARATUS AND METHOD FOR CONTROLLING THE FLOW OF FLUID IN A VORTEX AMPLIFIER

#44
20100310032
2010-12-09

METHOD FOR FILLING THE MAIN PRIMARY COOLANT SYSTEM OF A NUCLEAR POWER PLANT WITH WATER AND FOR DRAINING IT OF AIR, AND HEAD FOR IMPLEMENTING THIS METHOD

#45
20100098205
2010-04-22

Modular reactor head area assembly

#46
20090129531
2009-05-21

Internal dry containment vessel for a nuclear reactor

#47
20070092053
2007-04-26

Reactor containment vessel and boiling water reactor power plant