ClassID:

165089

G01F1/6882 - 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 thermal effects; Structural arrangements; Mounting of elements, e.g. in relation to fluid flow using a particular type of heating, cooling or sensing element making use of temperature dependence of acoustic properties, e.g. propagation speed of surface acoustic waves

Recent Application in this class:
#1
20250327696
2025-10-23

SYSTEM AND METHODOLOGY FOR EVALUATION OF DISTRIBUTED ACOUSTIC AND TEMPERATURE SIGNALS DURING WELL FLOWS WITH HETEROGENEOUS INFLOW AND OUTFLOW PATTERNS

#2
20240142283
2024-05-02

Ultrasonic Flow Sensor and Thermal Energy Sensor with Non-Invasive Identification of No-Flow and Improved Accuracy

#3
20220155120
2022-05-19

Acoustic fluids monitoring

#4
20210131846
2021-05-06

Non-linear ultrasound method and apparatus for quantitative detection of materials (liquids, gas, plasma)

#5
20200378812
2020-12-03

Non-linear ultrasound method and apparatus for quantitative detection of materials (liquids, gas, plasma)

#6
20200182838
2020-06-11

Heat flux sensor with heating wire

#7
20190298187
2019-10-03

FLOW SENSOR AND METHOD OF MEASURING A FLOW RATE

#8
20190025136
2019-01-24

Combined ultrasonic temperature and conductivity sensor assembly

#9
20180136023
2018-05-17

System and method for optimizing driving of ultrasonic sensor

#10
20150144543
2015-05-28

Flowmeter, dialysis machine and medicinal solution injection device

#11
20140157887
2014-06-12

Miniaturized sensor comprising a heating element, and associated production method

#12
20130294475
2013-11-07

Temperature verification for ultrasonic flow meters

#13
20120210781
2012-08-23

Sensor system for measuring a velocity of a fluid including a heating element a resonant circuit and a transducer

#14
20100000333
2010-01-07

Fluid flow meter using thermal tracers

#15
20060272416
2006-12-07

Acoustic wave flow sensor for high-condensation applications

#16
20060202590
2006-09-14

Low cost SH-saw fluid flow sensor

#17
20060081044
2006-04-20

Alignment device for positioning liquid flow tube

#18
20050240110
2005-10-27

Passive and wireless in-vivo acoustic wave flow sensor