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Class Information
Number: 73/24.03
Name: Measuring and testing > Gas analysis > By vibration > Solid content of gas
Description: Subject matter wherein the nature or amount of particulate matter in gas is determined.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7543476 |
Rupture event sensors |
Jun. 9, 2009 |
| 7251982 |
Apparatus for analysis of aerosols |
Aug. 7, 2007 |
| 7238238 |
Gasification monitor, method for detecting mist, film forming method and film forming apparatus |
Jul. 3, 2007 |
| 7213445 |
Acoustic particulates density sensor |
May. 8, 2007 |
| 7197911 |
Methods and apparatus for mechanical resonance monitoring a mass concentration of particulate matter |
Apr. 3, 2007 |
| 7111496 |
Methods and apparatus for monitoring a mass concentration of particulate matter |
Sep. 26, 2006 |
| 7096719 |
Apparatus for measuring parameters of a flowing multiphase mixture |
Aug. 29, 2006 |
| 7072044 |
Apparatus for acoustic detection of particles in a flow using a fiber optic interferometer |
Jul. 4, 2006 |
| 7066008 |
Method for measuring concentration of solid or liquid particulate matter in a gaseous carrier medium |
Jun. 27, 2006 |
| 6843102 |
Gas sensor arrangement |
Jan. 18, 2005 |
| 6694799 |
Method and apparatus for detection of particles |
Feb. 24, 2004 |
| 6668618 |
Systems and methods of monitoring thin film deposition |
Dec. 30, 2003 |
| 6557416 |
High resolution biosensor system |
May. 6, 2003 |
| 6510727 |
Arrangement for the quantitative and qualitative analysis of particles in gases |
Jan. 28, 2003 |
| 6408681 |
Single particle photoacoustic absorption spectrometer |
Jun. 25, 2002 |
| 6401538 |
Method and apparatus for acoustic fluid analysis |
Jun. 11, 2002 |
| 6293136 |
Multiple mode operated surface acoustic wave sensor for temperature compensation |
Sep. 25, 2001 |
| 6257048 |
Method and apparatus for measuring surface changes, in porous materials, using multiple differently-configured acoustic sensors |
Jul. 10, 2001 |
| 6119510 |
Process for determining characteristics of suspended particles |
Sep. 19, 2000 |
| 6037783 |
Process for determining the solids content of a gas flow |
Mar. 14, 2000 |
| 6012325 |
Method and apparatus for measuring metallic impurities contained within a fluid |
Jan. 11, 2000 |
| 5977687 |
Piezoelectric end point sensor for detection of breakthrough of fluid, and fluid processing apparatus comprising same |
Nov. 2, 1999 |
| 5970781 |
In-stack direct particulate mass measurement apparatus and method |
Oct. 26, 1999 |
| 5892141 |
Method and apparatus for analysis of particulate content of gases |
Apr. 6, 1999 |
| 5604335 |
Measuring method of mass concentration of suspended particulate matter in gas |
Feb. 18, 1997 |
| 5476002 |
High sensitivity real-time NVR monitor |
Dec. 19, 1995 |
| 5369033 |
Supercritical fluid contamination monitor |
Nov. 29, 1994 |
| 5349844 |
System and method for resonant filter mass monitoring |
Sep. 27, 1994 |
| 5291773 |
Apparatus and method for ultrasonic detection of foreign materials in a specimen |
Mar. 8, 1994 |
| 5178836 |
Analytical method for particulate substances, relevant analytical equipment and its application system |
Jan. 12, 1993 |
| 5079958 |
Sensor having a cantilever |
Jan. 14, 1992 |
| 5076094 |
Dual output acoustic wave sensor for molecular identification |
Dec. 31, 1991 |
| 5056355 |
Dust monitors and dust monitoring |
Oct. 15, 1991 |
| 5042288 |
Method of sensing contamination in the atmosphere |
Aug. 27, 1991 |
| 4932255 |
Flow sensing using surface acoustic waves |
Jun. 12, 1990 |
| 4912978 |
Apparatus for determining the oscillation parameters of a band |
Apr. 3, 1990 |
| 4817413 |
Method of using an opto-acoustic apparatus for measuring concentration of gas |
Apr. 4, 1989 |
| 4718269 |
System for measuring particle transport in a fluid |
Jan. 12, 1988 |
| 4706509 |
Method of and an apparatus for ultrasonic measuring of the solids concentration and particle size distribution in a suspension |
Nov. 17, 1987 |
| 4594004 |
Continuous particulate-measuring apparatus using an optoacoustic effect |
Jun. 10, 1986 |
| 4391338 |
Microbalance and method for measuring the mass of matter suspended within a fluid medium |
Jul. 5, 1983 |
| 4296628 |
System for detecting particles carried by a fluid flow |
Oct. 27, 1981 |
| 4212190 |
Acoustical particle detector and method |
Jul. 15, 1980 |
| 4041768 |
Device for measuring the mass of particles of an aerosol per volume unit |
Aug. 16, 1977 |
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