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Class Information
Number: 73/61.75
Name: Measuring and testing > Liquid analysis or analysis of the suspension of solids in a liquid > Content or effect of a constituent of a liquid mixture > For measuring solid components (e.g., particles) > Vibration
Description: Subject matter wherein the determination is made by measuring the effect of the suspension being tested on vibration.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7581446 |
Methods, systems, and computer program products for determining a property of construction material |
Sep. 1, 2009 |
| 7578203 |
System for sand detection at constrictions or flow obstacles in a pipe or similar |
Aug. 25, 2009 |
| 7543476 |
Rupture event sensors |
Jun. 9, 2009 |
| 7523649 |
Method and apparatus for ultrasonic determination of hematocrit and hemoglobin concentrations |
Apr. 28, 2009 |
| 7503217 |
Sonar sand detection |
Mar. 17, 2009 |
| 7500379 |
Acoustic wave array chemical and biological sensor |
Mar. 10, 2009 |
| 7458265 |
Piezoelectric cantilever sensors |
Dec. 2, 2008 |
| 7437907 |
Sensor for detecting substance in liquid and apparatus for detecting substance in liquid using the same |
Oct. 21, 2008 |
| 7409851 |
Detection of small bound mass |
Aug. 12, 2008 |
| 7398671 |
Micromechanical sensor element |
Jul. 15, 2008 |
| 7389673 |
Sensor for detecting analyte in liquid and device for detecting analyte in liquid using the same |
Jun. 24, 2008 |
| 7373805 |
Apparatus for directing particles in a fluid |
May. 20, 2008 |
| 7360403 |
Measurement and control of asphaltene agglomeration in hydrocarbon liquids |
Apr. 22, 2008 |
| 7334452 |
Method for characterizing materials by using a mechanical resonator |
Feb. 26, 2008 |
| 7266990 |
Flexural plate wave sensor and array |
Sep. 11, 2007 |
| 7260482 |
Ultrasonic characterization of high concentration particles |
Aug. 21, 2007 |
| 7171844 |
Apparatus and method for measuring the mass of a substance |
Feb. 6, 2007 |
| 7165452 |
Measuring method, measurement-signal output circuit, and measuring apparatus |
Jan. 23, 2007 |
| 7140239 |
System and technique for ultrasonic characterization of settling suspensions |
Nov. 28, 2006 |
| 7114375 |
Process monitoring and particle characterization with ultrasonic backscattering |
Oct. 3, 2006 |
| 7096719 |
Apparatus for measuring parameters of a flowing multiphase mixture |
Aug. 29, 2006 |
| 7093482 |
System and method for detecting particles |
Aug. 22, 2006 |
| 7073370 |
Method and apparatus for characterizing materials by using a mechanical resonator |
Jul. 11, 2006 |
| 7072044 |
Apparatus for acoustic detection of particles in a flow using a fiber optic interferometer |
Jul. 4, 2006 |
| 7069776 |
Method for measuring particle concentration during injection pumping operations |
Jul. 4, 2006 |
| 7036375 |
QCM sensor and QCM sensor device |
May. 2, 2006 |
| 7028538 |
Sand monitoring within wells using acoustic arrays |
Apr. 18, 2006 |
| 7000453 |
Flexural plate wave sensor and array |
Feb. 21, 2006 |
| 6990852 |
System and method for detecting particles |
Jan. 31, 2006 |
| 6959589 |
Ultrasound analysis of slurries |
Nov. 1, 2005 |
| 6957565 |
Method and apparatus for characterizing materials by using a mechanical resonator |
Oct. 25, 2005 |
| 6945096 |
Measurement and control of asphaltene agglomeration in hydrocarbon liquids |
Sep. 20, 2005 |
| 6945089 |
Mass-sensitive sensor |
Sep. 20, 2005 |
| 6942782 |
Method and apparatus for measuring deposit forming capacity of fluids using an electrochemically controlled pH change in the fluid proximate to a piezoelectric microbalance |
Sep. 13, 2005 |
| 6935164 |
Refiner control |
Aug. 30, 2005 |
| 6935165 |
Microscale sensor element and related device and method of use |
Aug. 30, 2005 |
| 6910367 |
Method for determining particle size distribution and structural properties of concentrated dispersions |
Jun. 28, 2005 |
| 6904786 |
Method and apparatus for characterizing materials by using a mechanical resonator |
Jun. 14, 2005 |
| 6874355 |
Method and device for monitoring and controlling a process |
Apr. 5, 2005 |
| 6874356 |
Method and device for monitoring and controlling a process |
Apr. 5, 2005 |
| 6862536 |
Measuring system and a method for measuring particle velocity and/or particle velocity distribution and/or particle size distribution |
Mar. 1, 2005 |
| 6851297 |
Flexural plate wave sensor and array |
Feb. 8, 2005 |
| 6837097 |
Flexural plate wave sensor and array |
Jan. 4, 2005 |
| 6826949 |
Method and apparatus for guiding a liquid sample towards a sensing surface |
Dec. 7, 2004 |
| 6796195 |
Apparatus for determining particle size |
Sep. 28, 2004 |
| 6748815 |
Method for determining particle size |
Jun. 15, 2004 |
| 6698276 |
Method and apparatus for determining particle size distribution by acoustic speckle |
Mar. 2, 2004 |
| 6698277 |
Method and apparatus for measuring concentration using acoustic speckle |
Mar. 2, 2004 |
| 6688158 |
Flexural plate wave sensor and array |
Feb. 10, 2004 |
| 6684683 |
Method and apparatus for characterizing the barrier properties of members of combinatorial libraries |
Feb. 3, 2004 |
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