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Class Information
Number: 73/31.03
Name: Measuring and testing > Gas analysis > Impurity
Description: Subject matter wherein the gas is being tested for undesirable content.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7610794 |
Particle detection sensor, method for manufacturing particle detection sensor, and method for detecting particle using particle detection sensor |
Nov. 3, 2009 |
| 7587925 |
Method for operating a sensor for recording particles in a gas stream and device for implementing the method |
Sep. 15, 2009 |
| 7568376 |
Exhaust gas sensor |
Aug. 4, 2009 |
| 7543478 |
Device and method for detecting hazardous material in mail |
Jun. 9, 2009 |
| 7503204 |
Systems and methods for residue collection |
Mar. 17, 2009 |
| 7493816 |
Smoke detectors |
Feb. 24, 2009 |
| 7472612 |
Aerosol collection apparatus and method |
Jan. 6, 2009 |
| 7458248 |
Method and apparatus to detect genuine or hoax contaminants |
Dec. 2, 2008 |
| 7454952 |
Method and apparatus for monitoring mercury in a gas sample |
Nov. 25, 2008 |
| 7448252 |
Skids, modules, and modular system for monitoring hydrogen-cooled generators |
Nov. 11, 2008 |
| 7438079 |
In-line gas purity monitoring and control system |
Oct. 21, 2008 |
| 7430893 |
Systems and methods for detecting contaminants |
Oct. 7, 2008 |
| 7357144 |
Contamination control apparatus, management system and related methods |
Apr. 15, 2008 |
| 7350427 |
Sorbent collector material based on polyorganosiloxane |
Apr. 1, 2008 |
| 7347112 |
Air sampler with integrated airflow sensing |
Mar. 25, 2008 |
| 7343782 |
System and method for performing quantifiable release spore testing on bioaerosol detection technologies |
Mar. 18, 2008 |
| 7340970 |
Method and device for isolating, collecting and transferring hazardous samples |
Mar. 11, 2008 |
| 7328603 |
Systems and methods for residue collection with improved letter handling capability |
Feb. 12, 2008 |
| 7316152 |
Systems and methods for residue collection |
Jan. 8, 2008 |
| 7310992 |
Device for continuous real-time monitoring of ambient air |
Dec. 25, 2007 |
| 7299710 |
Hand-held trace vapor/particle sampling system |
Nov. 27, 2007 |
| 7296459 |
Avatar refrigerator, and method for sensing contamination of the same |
Nov. 20, 2007 |
| 7276104 |
Installation for producing products using a fluid |
Oct. 2, 2007 |
| 7249490 |
Isolated gas sensor configuration |
Jul. 31, 2007 |
| 7208123 |
Molecular contamination monitoring system and method |
Apr. 24, 2007 |
| 7204125 |
Pressure activated sampling system |
Apr. 17, 2007 |
| 7201036 |
Residual life indicating system |
Apr. 10, 2007 |
| 7201037 |
Mail tub with air ports |
Apr. 10, 2007 |
| 7188513 |
Detecting concealed security threats |
Mar. 13, 2007 |
| 7185528 |
Speed and fluid flow controller |
Mar. 6, 2007 |
| 7178379 |
Systems and methods for residue collection with improved letter handling capability |
Feb. 20, 2007 |
| 7174767 |
Particulate matter analyzer and method of analysis |
Feb. 13, 2007 |
| 7171862 |
Package biochemical hazard and contraband detector |
Feb. 6, 2007 |
| 7159445 |
Sniffing leak detector and method for operation thereof |
Jan. 9, 2007 |
| 7125437 |
Method and apparatus for enhanced particle collection efficiency |
Oct. 24, 2006 |
| 7114370 |
Air quality sampler using solid phase coated material |
Oct. 3, 2006 |
| 7100424 |
Apparatus for accessing container security threats and method of use |
Sep. 5, 2006 |
| 7086283 |
Explosion-proof portable gas detector |
Aug. 8, 2006 |
| 7073371 |
Systems and methods for residue collection |
Jul. 11, 2006 |
| 7032467 |
Package biochemical hazard and contraband detector |
Apr. 25, 2006 |
| 7014691 |
Apparatus and method for treating compressed air |
Mar. 21, 2006 |
| 7000454 |
Particle measurement configuration and semiconductor wafer processing device with such a configuration |
Feb. 21, 2006 |
| 6984252 |
Method of and apparatus for collecting dust, development apparatus, and image formation apparatus |
Jan. 10, 2006 |
| 6981402 |
Speed and fluid flow controller |
Jan. 3, 2006 |
| 6959585 |
Skids, modules, and modular system for monitoring hydrogen-cooled generators |
Nov. 1, 2005 |
| 6945090 |
Method and apparatus for monitoring molecular contamination of critical surfaces using coated SAWS |
Sep. 20, 2005 |
| 6941794 |
Systems and methods for residue collection |
Sep. 13, 2005 |
| 6925853 |
Air quality sampler using solid phase coated material |
Aug. 9, 2005 |
| 6920802 |
Adsorption trap for the detection of surface-active agents in gas streams |
Jul. 26, 2005 |
| 6895801 |
Pressure activated sampling system |
May. 24, 2005 |
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