ClassID:

143265

F04B2201/0803 - CPC Classification

Classification description:

Pump parameters; Cylinder or housing parameters Leakage

Recent Application in this class:
#1
20250283775
2025-09-11

HUGE FLEET SEA WATER INJECTION PUMP'S MECHANICAL SEAL INTEGRITY TESTING PORTABLE RIG

#2
20240426291
2024-12-26

METHOD FOR MONITORING A HYDRAULIC SYSTEM

#3
20240360826
2024-10-31

INSPECTION METHOD

#4
20240271612
2024-08-15

PREDICTIVE TUBE FAILURE DETECTION FOR PUMP

#5
20240117801
2024-04-11

TERMINAL UNIT AND COMPRESSOR

#6
20230366596
2023-11-16

Controls and Related Methods for Mitigating Liquid Migration and/or Floodback

#7
20230250815
2023-08-10

LEAK DETECTION FROM DIAPHRAGM COMPRESSOR

#8
20230250814
2023-08-10

Leak detection for air operated double diaphragm pump

#9
20230093139
2023-03-23

Capacitive liquid leak detection device

#10
20220056901
2022-02-24

Fault detection and prediction

#11
20220025878
2022-01-27

Diaphragm pump leak detection

#12
20210372382
2021-12-02

Refrigerant compressor seal arrangements

#13
20210333026
2021-10-28

Controls and related methods for mitigating liquid migration and/or floodback

#14
20210270254
2021-09-02

DOUBLE MEMBRANE PUMP FOR USE IN A HOMOGENISING APPARATUS OF A FLUID PRODUCT AND METHOD FOR DETECTING LEAKAGES IN SAID PUMP

#15
20210199103
2021-07-01

Diaphragm pump leak detection

#16
20200370570
2020-11-26

Device for supplying ports to a machine section of a hydraulic machine arrangement

#17
20200362839
2020-11-19

Method for determining a flow volume of a fluid delivered by a pump

#18
20200318628
2020-10-08

Pump system with leak damage protection

#19
20200271110
2020-08-27

Capacitive liquid leak detection device

#20
20200040890
2020-02-06

Piston pump comprising an electro-fluidic leak detection element

#21
20200003192
2020-01-02

Refrigerant compressor seal arrangements

#22
20190331103
2019-10-31

Gas leak determining method, and multi-stage compressor

#23
20190154022
2019-05-23

Compressor

#24
20190055937
2019-02-21

Accurate flow-in measurement by triplex pump and continuous verification

#25
20180298892
2018-10-18

Frac pump sealed nut assembly

#26
20180291889
2018-10-11

Method for monitoring the volumetric flow of a metering valve of a fluidic metering system of an internal combustion engine, in particular of a motor vehicle

#27
20180258892
2018-09-13

High-pressure fuel pump for a fuel injection system

#28
20160377070
2016-12-29

Hydraulic machine arrangement

#29
20140294633
2014-10-02

Peristaltic pump having a leaking tube detecting chamber

#30
20140294608
2014-10-02

Leak detector for a persitaltic pump

#31
20110046902
2011-02-24

Method for detection of a fluid leak related to a piston machine

#32
20070196213
2007-08-23

Metering pump with self-calibration and health prediction