Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Chemistry
Class Information
Number: 55/DIG.29
Name: Gas separation > Air curtains
Description:










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8518137 Miniature active standoff chamber Aug. 27, 2013
8465576 Mobile laminar flow hood for use in podiatry Jun. 18, 2013
8414671 Personal air filtration device for use with bedding structure Apr. 9, 2013
8066802 Method and device for providing a zone of clean air at an operation area and use of said device Nov. 29, 2011
7959696 Kitchen extractor hood with innovative design Jun. 14, 2011
7811346 Filter housing Oct. 12, 2010
7753977 Air filtration system having a removable diffuser Jul. 13, 2010
7527664 Integrated machining module for processing workpieces and a method of assembling the same May. 5, 2009
7503951 Fume chamber Mar. 17, 2009
7377952 System and method for removing contaminates from the air in a mail-sorting room May. 27, 2008
7323025 System and method for protection/isolation against infections Jan. 29, 2008
7270691 Integrated air processing devices and isolation containment systems using such devices Sep. 18, 2007
7175699 Filter assembly Feb. 13, 2007
7156892 Filter protection device for preventing damage to an air filter Jan. 2, 2007
7150779 Modulated acoustic agglomeration system and method Dec. 19, 2006
7090709 Safety cabinet for antibiohazard Aug. 15, 2006
7052531 Local cleaning system for constructing clean shielded space with no need for dedicated partition wall, using charged air shower unit providing ion wind and local exhaust device May. 30, 2006
7022151 Safety cabinet for antibiohazard Apr. 4, 2006
7014672 Carrying vehicle, manufacturing apparatus, and carrying system Mar. 21, 2006
6966937 Patient isolation unit Nov. 22, 2005
6858055 Bottom loading clean room air filter support system Feb. 22, 2005
6811587 Biological hazard mitigation apparatus for mail/package handling personnel safety and operating methods therefor Nov. 2, 2004
6811593 Air-cleaning device and method for arranging air cleaning in sensitive environments Nov. 2, 2004
6797029 Process facility having at least two physical units each having a reduced density of contaminating particles with respect to the surroundings Sep. 28, 2004
6780225 Reflow oven gas management system and method Aug. 24, 2004
6776822 Air filtration device for reducing airborne particulate matter in enclosures Aug. 17, 2004
6749666 Modulated acoustic aggiomeration system and method Jun. 15, 2004
6733557 Device for diffusing sterile air May. 11, 2004
6632260 Adjustable clean-air flow environment Oct. 14, 2003
6554880 Adjustable air diffuser and related methods Apr. 29, 2003
6517594 Air management system and method for chemical containment and contamination reduction in a semiconductor manufacturing facility Feb. 11, 2003
6497739 Modular clean room filter system Dec. 24, 2002
6280507 Air manager apparatus and method for exhausted equipment and systems, and exhaust and airflow management in a semiconductor manufacturing facility Aug. 28, 2001
6110244 Clean air system Aug. 29, 2000
5964910 Diffusing filter for downdraft air moving appliances Oct. 12, 1999
5865880 Air cleaning system having forced negative pressure generating function Feb. 2, 1999
5759218 Point of fill air system Jun. 2, 1998
5649997 Air vacuum apparatus Jul. 22, 1997
5558112 Portable isolation enclosure and process for cleaning environments Sep. 24, 1996
5395410 Fume exhauster Mar. 7, 1995
5290331 Localized clean air system Mar. 1, 1994
5290330 HEPA filtration system Mar. 1, 1994
5264015 Screen having an air cleaning function Nov. 23, 1993
5192348 Directional air diffuser panel for clean room ventilation system Mar. 9, 1993
RE33810 Portable isolation enclosure for use in cleaning contaminated environments Feb. 4, 1992
4929262 Down draft re-circulating system May. 29, 1990
4927438 Horizontal laminar air flow work station May. 22, 1990
4901764 Dynamic confinement and contactless docking Feb. 20, 1990
4851018 Installation for the storage and transfer of objects in a very clean atmosphere Jul. 25, 1989
4832716 Ambient facial air cleaner for contact lens insertion May. 23, 1989

1 2 3










 
 
  Recently Added Patents
Fuser member having composite outer layer
Humidity indicator and method for fabricating the same
Fast base station switching method and system, and hierarchical zone-based fast handoff approach
Music composition automation including song structure
Distributed IPv6 neighbor discovery for large datacenter switching systems
Ionic compound, anti-static pressure-sensitive adhesive and polarizer comprising the same
Adding co-users to user definable co-user lists
  Randomly Featured Patents
Motor shaft security apparatus
Bolt and nut tightening device
Video codec facilitating writing an output stream in parallel
Retractable hitch-ball mechanism
Method for separating vegetable waste solids from aqueous slurries of vegetable waste materials and method of feeding the separated solids to ruminant animals
Thermal head
Window main frame extrusion
Foam welding and profile manufacturing system
Clustered search processing
Pickup feeding apparatus for a double-sided reproducing disc player