ClassID:

167033

G01M3/2892 - CPC Classification

Classification description:

Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for underground fuel dispensing systems

Recent Application in this class:
#1
20220196511
2022-06-23

Apparatus and methods for testing the integrity of containment sumps

#2
20220065732
2022-03-03

System and method for line pressure testing with isolation valve

#3
20200370987
2020-11-26

Hydrostatic Pressure Test Method and Apparatus

#4
20200116685
2020-04-16

Sensor device and gas monitoring system

#5
20190337794
2019-11-07

METHOD AND SYSTEM FOR MOBILE DISTRIBUTION STATION

#6
20190242777
2019-08-08

Line pressure isolation valve

#7
20190049331
2019-02-14

Hydrostatic pressure test method and apparatus

#8
20180372578
2018-12-27

Apparatus and methods for testing the integrity of containment sumps

#9
20180099855
2018-04-12

Method and system for mobile distribution station

#10
20160214852
2016-07-28

System, method and apparatus for monitoring fluid storage and dispensing systems

#11
20140316723
2014-10-23

System, method and apparatus for monitoring fluid storage and dispensing systems

#12
20140283582
2014-09-25

Method and apparatus for determining the thermal status of fuel in a line leak detection system

#13
20140076033
2014-03-20

Method for detecting a leak in a fuel delivery system

#14
20130263666
2013-10-10

System for monitoring the leak tightness of a tank

#15
20130090867
2013-04-11

Oilfield conduit leakage detection system

#16
20130013228
2013-01-10

Pipeline leak detection and location system through pressure and cathodic protection soil

#17
20120160013
2012-06-28

Line leak detector and method of using same

#18
20120067109
2012-03-22

Method and apparatus for continuously monitoring interstitial regions in gasoline storage facilities and pipelines

#19
20110295527
2011-12-01

Method for estimating the location of a leak in a pipeline

#20
20110210857
2011-09-01

SENSOR UNIT FOR CHECKING OF MONITORING AREAS OF DOUBLE-WALLED CONTAINERS OR DOUBLE-WALLED PIPELINES, OR DOUBLE-WALLED VESSELS

#21
20110040503
2011-02-17

System, method and apparatus for monitoring fluid storage and dispensing systems

#22
20100288019
2010-11-18

Method and apparatus for detecting a leak in a fuel delivery system

#23
20100281953
2010-11-11

Line leak detector and method of using same

#24
20100013646
2010-01-21

Method and apparatus for continuously monitoring interstitial regions in gasoline storage facilities and pipelines

#25
20090293847
2009-12-03

Method and apparatus for monitoring for a restriction in a stage II fuel vapor recovery system

#26
20090293592
2009-12-03

Method and apparatus for monitoring for leaks in a stage II fuel vapor recovery system

#27
20090051554
2009-02-26

Sensing device arrangement for fuel storage tanks

#28
20080098801
2008-05-01

Method and apparatus for continuously monitoring interstitial regions in gasoline storage facilities and pipelines

#29
20070240494
2007-10-18

Method and system for liquid and vapor leak detection

#30
20070220969
2007-09-27

Leakage inspection apparatus for liquid storage tank technical field

#31
20070163331
2007-07-19

LINE LEAK DETECTOR

#32
20060283237
2006-12-21

Evaluating the leaktightness of a device for storing fuel gas under high pressure

#33
20060260681
2006-11-23

Secondarily contained in-dispenser sump/pan system and method for capturing and monitoring leaks

#34
20060107731
2006-05-25

Fluid containment element leak detection apparatus and method

#35
20060090547
2006-05-04

Power head secondary containment leak prevention and detection system and method

#36
20060037383
2006-02-23

Method and apparatus for continuously monitoring interstitial regions in gasoline storage facilities and pipelines

#37
20050252277
2005-11-17

Method and apparatus for continuously monitoring interstitial regions in gasoline storage facilities and pipelines

#38
20050247112
2005-11-10

Power head secondary containment leak prevention and detection system and method

#39
16948349
2025-02-25

Gas detection systems and methods using survey area indicators

#40
16450970
2020-09-15

Gas detection systems and methods using search area indicators

#41
15418367
2019-07-02

Gas Detection systems and methods using search area indicators