ClassID:

167011

G01M3/224 - CPC Classification

Classification description:

Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators for valves

Recent Application in this class:
#1
20240257626
2024-08-01

Network Edge Detection and Notification of Gas Pressure Situation

#2
20240068594
2024-02-29

Vacuum Relief Valve for Railroad Tank Car

#3
20240044328
2024-02-08

MUD PUMP VALVE LEAK DETECTION AND FORECASTING

#4
20230058181
2023-02-23

Fluid component body with leak test passages

#5
20230005353
2023-01-05

Network edge detection and notification of gas pressure situation

#6
20220198904
2022-06-23

Network edge detection and notification of gas pressure situation

#7
20220034744
2022-02-03

Contamination test rig

#8
20210388831
2021-12-16

Mud pump valve leak detection and forecasting

#9
20210131903
2021-05-06

Systems and methods for testing gas leak detectors

#10
20210110945
2021-04-15

Analysis device for the detection of fission products by measurement of a radioactivity

#11
20210025778
2021-01-28

Inspection apparatus and inspection method for inspecting whether or not there is leakage of three-way valve device

#12
20200240868
2020-07-30

Method for detecting leakage of a hollow component and installation for implementing such a method

#13
20200109999
2020-04-09

Apparatus for valve-seat inspection and pressure-resistance inspection for valves, and valve

#14
20190302045
2019-10-03

Pressure-resistance inspection apparatus for valves and its inspection method, and hydrogen gas detection unit

#15
20190086288
2019-03-21

Color releasing toilet overflow indicator

#16
20170122832
2017-05-04

Assembly for start-up testing fluid flow control devices at various pressures and temperatures

#17
20150354510
2015-12-10

On-board method to smoke test a vehicle's evap system using exhaust gas

#18
20140151592
2014-06-05

BUTTERFLY VALVE AND METHOD OF CHECKING FOR LEAKS IN THE SAME

#19
20130061954
2013-03-14

Valve packing fugitive emission detection system