ClassID:

165063

G01F1/48 - CPC Classification

Classification description:

Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by a capillary element

Recent Application in this class:
#1
20250224264
2025-07-10

METHOD FOR MEASURING FLOW PROPERTY OF LIQUID AND MEASURING INSTRUMENT

#2
20240337515
2024-10-10

System for measuring the flow rate of liquid in a microfluidic pipe

#3
20240295423
2024-09-05

FLOW SENSING APPARATUS

#4
20230324271
2023-10-12

DEVICE AND METHOD FOR MEASURING GAS CONCENTRATION

#5
20230011244
2023-01-12

PRESSURE CONTROL DEVICE

#6
20220276664
2022-09-01

Flow rate control valve and flow rate control device

#7
20210140807
2021-05-13

MEMS coriolis gas flow controller

#8
20210096013
2021-04-01

Systems and Methods for Reference Volume for Flow Calibration

#9
20200386732
2020-12-10

Gas-detecting apparatus

#10
20200200669
2020-06-25

Gelation characterization in slim tubes

#11
20190204857
2019-07-04

Flow rate ratio control device with flow velocity control mode

#12
20190204128
2019-07-04

Apparatus and methods for self-correcting pressure based mass flow controller

#13
20190204127
2019-07-04

Systems and methods for reference volume for flow calibration

#14
20190025100
2019-01-24

System for measuring flow of a liquid in a microfluidic circuit by determining gas and liquid pressures

#15
20160273947
2016-09-22

Device for determining a property of a fluid and method of forming the same

#16
20160195415
2016-07-07

Absolute and differential pressure transducer

#17
20150233746
2015-08-20

Differential pressure type flowmeter and flow controller provided with the same

#18
20140331786
2014-11-13

Differential pressure flow sensor

#19
20140208833
2014-07-31

Flow sensor

#20
20110132071
2011-06-09

Airflow bench with laminar flow element

#21
20110125445
2011-05-26

Thermal type mass flow meter, and thermal type mass flow control device

#22
20100212434
2010-08-26

Flow sensor apparatus and method with media isolated electrical connections

#23
20100122580
2010-05-20

Flow sensor apparatus and method with media isolated electrical connections

#24
20090078038
2009-03-26

Flow meter and flow-regulating system using the same

#25
20090056130
2009-03-05

Flow meter for measuring a flow rate of a flow of a fluid

#26
20080250854
2008-10-16

Mass flow device using a flow equalizer for improving the output response

#27
20060248934
2006-11-09

Apparatus and method for supplying liquid and apparatus for processing substrate

#28
20060137419
2006-06-29

Apparatus and method for supplying liquid and apparatus for processing substrate

#29
20060112771
2006-06-01

Differential pressure flowmeter, flow controller, and apparatus for processing substrate