| |
 |
|
Class Information
Number: 96/380
Name: Gas separation: apparatus > With sound damping means (i.e., noise attenuation)
Description: Apparatus having means other than mere flow channels or conducting means for a gaseous fluid mixture for silencing flow of the gaseous fluid mixture as by sound traps or barriers, flow path configuration, or by selection of materials for the apparatus or flow conducting means having sound absorbing properties.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7601188 |
Vacuum cleaner |
Oct. 13, 2009 |
| 7601190 |
Air filter system |
Oct. 13, 2009 |
| 7601191 |
Apparatus for venting a transmission case |
Oct. 13, 2009 |
| 7520925 |
Filter and silencer with a quick disconnect lid |
Apr. 21, 2009 |
| 7488377 |
Device for the intake and compression of at least one gas in fuel cell system |
Feb. 10, 2009 |
| 7438737 |
Vacuum cleaner |
Oct. 21, 2008 |
| 7416580 |
Filter assemblies and systems for intake air for fuel cells |
Aug. 26, 2008 |
| 7396390 |
Oxygen enrichment apparatus |
Jul. 8, 2008 |
| 7377954 |
Performance air filtration cartridge |
May. 27, 2008 |
| 7332016 |
Particulate trap with selective blocking element |
Feb. 19, 2008 |
| 7179326 |
Oxygen concentration apparatus |
Feb. 20, 2007 |
| 7141101 |
Filter assembly with noise attenuation |
Nov. 28, 2006 |
| 7138008 |
Filter assemblies and systems for intake air for fuel cells |
Nov. 21, 2006 |
| 7022152 |
Air cleaner device for vehicle |
Apr. 4, 2006 |
| 6936085 |
Vacuum loader |
Aug. 30, 2005 |
| 6893487 |
Power generation aftertreatment system having a particulate filter dimensioned to be interchangeable with a muffler |
May. 17, 2005 |
| 6881237 |
Air filter for an internal combustion engine |
Apr. 19, 2005 |
| 6866700 |
Filter housing assembly for use in oxygen concentrators and other compressors |
Mar. 15, 2005 |
| 6797027 |
Filter assemblies and systems for intake air for fuel cells |
Sep. 28, 2004 |
| 6780534 |
Filter assembly for intake air of fuel cell |
Aug. 24, 2004 |
| 6761748 |
Air filtration system |
Jul. 13, 2004 |
| 6726742 |
Air cleaner with a secondary intake |
Apr. 27, 2004 |
| 6626984 |
High volume dust and fume collector |
Sep. 30, 2003 |
| 6605131 |
Integrated active noise control with self-cleaning filter apparatus |
Aug. 12, 2003 |
| 6569217 |
Industrial dust collector with multiple filter compartments |
May. 27, 2003 |
| 6551389 |
Sound transmitting air filter |
Apr. 22, 2003 |
| 6530984 |
Air cleaner resonator mounting system and cover |
Mar. 11, 2003 |
| 6517614 |
Plastic hollow structure |
Feb. 11, 2003 |
| 6503303 |
Enclosure for an air aspirating machine |
Jan. 7, 2003 |
| 6478838 |
Airflow system |
Nov. 12, 2002 |
| 6451097 |
Air treatment plant provided with noise attenuation means |
Sep. 17, 2002 |
| 6382161 |
Air induction system for internal combustion engine |
May. 7, 2002 |
| 6332308 |
Air filtration device for use with roof drill |
Dec. 25, 2001 |
| 6136077 |
Steam absorption apparatus |
Oct. 24, 2000 |
| 5716431 |
Device for separating extremely fine particles from air |
Feb. 10, 1998 |
| 5662727 |
Twin tower air dryer for an air compressor unit |
Sep. 2, 1997 |
| 5630866 |
Static electricity exhaust treatment device |
May. 20, 1997 |
| 5545239 |
Painting installation |
Aug. 13, 1996 |
| 5429650 |
Apparatus for defusing and scrubbing air streams |
Jul. 4, 1995 |
| 5246472 |
Apparatus for filtering engine exhaust |
Sep. 21, 1993 |
| 5177962 |
External spark arrestor |
Jan. 12, 1993 |
| 5125940 |
In-line air filter apparatus |
Jun. 30, 1992 |
| 5059221 |
Integrated air cleaner assembly |
Oct. 22, 1991 |
| 5038815 |
Scrubber and muffler for exhaust gas from gas-powered valve actuators |
Aug. 13, 1991 |
| 4713097 |
Integrated engine air cleaner and venturi resonator |
Dec. 15, 1987 |
| 4701193 |
Smoke evacuator system for use in laser surgery |
Oct. 20, 1987 |
| 4634457 |
Air cleaner for engine |
Jan. 6, 1987 |
| 4605426 |
Insulated engine air cleaner |
Aug. 12, 1986 |
| 4582468 |
Suction muffler for hermetic motor compressors having m-shaped oil separation element |
Apr. 15, 1986 |
| 4531956 |
Sterile air trolley |
Jul. 30, 1985 |
|
|
|
