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Class Information
Number: 261/94
Name: Gas and liquid contact apparatus > Contact devices > Porous mass
Description: Including a stationary porous mass of material (not a sheet) in contact with liquids and gases.










Sub-classes under this class:

Class Number Class Name Patents
261/96 Gas-flow control 119
261/97 Liquid-flow control 263
261/95 Surface contact 84


Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8602397 Hot water distribution system and method for a cooling tower Dec. 10, 2013
8517351 Centrifugal fan device Aug. 27, 2013
8505884 Packing structure for fluid containing column and manufacturing method Aug. 13, 2013
8414853 System and method for enhanced removal of CO.sub.2 from a mixed gas stream via use of a catalyst Apr. 9, 2013
8382074 System and method for saturating a liquid with a gas Feb. 26, 2013
8367011 Blower type chemical diffusing apparatus, and chemical cartridge and chemical impregnated body used therefor Feb. 5, 2013
8343445 System and method for enhanced removal of CO.sub.2 from a mixed gas stream Jan. 1, 2013
8337604 System for removing unwanted contaminates from gases Dec. 25, 2012
8282890 Vessel containing fluid distribution media Oct. 9, 2012
8246835 Apparatus and process for isomerizing a hydrocarbon stream Aug. 21, 2012
8241717 Carbon-based biofilm carrier Aug. 14, 2012
8235361 Structured packing for a reactor Aug. 7, 2012
8158073 Mass exchange contact device Apr. 17, 2012
8142651 Mass transfer tank system Mar. 27, 2012
8087644 Shaped packing element Jan. 3, 2012
7988928 Treatment or hydrotreatment reactor with a granular bed and an essentially liquid phase and an essentially gaseous phase flowing through the bed Aug. 2, 2011
7931255 Fabric packing Apr. 26, 2011
7862013 Packing element for use in a chemical processing apparatus Jan. 4, 2011
7845213 Volatile liquids having predetermined evaporation profiles Dec. 7, 2010
7775507 Packing elements for mass transfer applications Aug. 17, 2010
7748688 Fixturing structure for a fluid exchange column Jul. 6, 2010
7744833 Volatile liquids having predetermined evaporation profiles Jun. 29, 2010
7722945 Random packing elements and column containing same May. 25, 2010
7628197 Water quench fitting for pyrolysis furnace effluent Dec. 8, 2009
7592607 Device for treating a flowing fluid Sep. 22, 2009
7566428 Bed support media Jul. 28, 2009
7559537 Direct steam injection heater with integrated reactor and boiler Jul. 14, 2009
7544288 Gutter filtering device Jun. 9, 2009
7490816 Spherical heat and mass transfer media Feb. 17, 2009
7422197 Divided wall exchange column Sep. 9, 2008
7364707 Packing element comprising at least one recessed portion of specific volume and method of using thereof Apr. 29, 2008
7357378 Divided wall exchange column Apr. 15, 2008
7309331 Odor absorbent evaporative pad Dec. 18, 2007
7303668 Filtering device Dec. 4, 2007
7297249 Heterogeneously catalyzed reactions and apparatus therefor Nov. 20, 2007
7281703 Liquid-to-gas contact device Oct. 16, 2007
7261284 Process for effecting mass transfer between a liquid phase and a gaseous phase Aug. 28, 2007
7246795 Ceramic packing element Jul. 24, 2007
7157059 Reduction device for nitrate determination Jan. 2, 2007
7147692 Air cleaning apparatus and method for cleaning air Dec. 12, 2006
7104530 Device and a method for contacting a liquid with a gas Sep. 12, 2006
7025339 Structured packing with increased capacity Apr. 11, 2006
7014177 Process for effecting mass transfer between a liquid phase and a gaseous phase Mar. 21, 2006
7014175 Packing for column Mar. 21, 2006
6991222 Structured packing with increased capacity Jan. 31, 2006
6953635 Humidifier for fuel cell Oct. 11, 2005
6919000 Diffusion driven desalination apparatus and process Jul. 19, 2005
6889963 Ceramic packing element May. 10, 2005
6886814 Adaptable evaporative element for a humidifier May. 3, 2005
6726187 Humidifier Apr. 27, 2004

1 2 3 4 5










 
 
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