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Class Information
Number: 159/2.1
Name: Concentrating evaporators > Superheating and pressure release
Description: Apparatus comprising a closed vessel adapted to heat a liquid, but to maintain sufficient ebullition in communication with a space of less pressure into which the heated liquid is discharged to cause evaporation.










Sub-classes under this class:

Class Number Class Name Patents
159/2.2 With extruder 48


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8691054 Multi-stage flash evaporator Apr. 8, 2014
8679291 Compact wastewater concentrator using waste heat Mar. 25, 2014
8652304 Process for separating solids from valuable or harmful liquids by vaporisation Feb. 18, 2014
8545681 Waste heat driven desalination process Oct. 1, 2013
8518212 Devolatilization apparatus and process Aug. 27, 2013
8496787 Method and apparatus for effluent free sea water desalination Jul. 30, 2013
8328995 Method for producing a distillate stream from a water stream containing at least one dissolved solid Dec. 11, 2012
8282772 Method and apparatus for processing wastewater Oct. 9, 2012
8241459 Polymer melt distributor header design Aug. 14, 2012
8075740 Method and system for treating feedwater Dec. 13, 2011
8021519 Water distillation system Sep. 20, 2011
7981253 Distillation tower baffle Jul. 19, 2011
7879197 Purification of aqueous solutions of organic acids Feb. 1, 2011
7867365 Ethanol distillation with distillers soluble solids recovery apparatus Jan. 11, 2011
7850826 Multi-stage flash evaporator Dec. 14, 2010
7822583 Method of batch falling strand devolatilizer Oct. 26, 2010
7754849 Devolatilizer nozzle Jul. 13, 2010
7749360 Vapor based liquid purification system and process Jul. 6, 2010
7682484 Apparatus and method for removing volatile components from viscous liquids Mar. 23, 2010
7628893 Apparatus and method for separation Dec. 8, 2009
7470348 Separator for producing aromatic carboxylic acids Dec. 30, 2008
7465376 Method and device for treating liquids Dec. 16, 2008
7442348 Sulfur-bearing residue treatment system Oct. 28, 2008
7416642 System for cooling a heated juice by partial low-pressure evaporation Aug. 26, 2008
7390380 Processing of shipboard wastewater Jun. 24, 2008
7351312 Apparatus for obtaining sample and process therefor Apr. 1, 2008
7332058 Heat exchanger and process for devolatilizing polymers using same Feb. 19, 2008
7291250 Vacuum distillation system and use thereof for concentrating organic-aqueous solvent mixtures Nov. 6, 2007
7268206 Process and apparatus for degassing a polymer Sep. 11, 2007
7252743 Method for concentrating solution Aug. 7, 2007
7153394 System to isolate dianhydrides Dec. 26, 2006
7146746 Method of decontamination and decontamination apparatus Dec. 12, 2006
7140122 Vacuum treatment of waste stream with anti-incrustation measures Nov. 28, 2006
7008516 Method and apparatus for desalinating and concentrating sea water, desalinated deep water and concentrated deep water Mar. 7, 2006
H2134 Apparatus and method for forming polymer crumb Dec. 6, 2005
6969446 Method for producing concentrated nitric acid and installation for carrying out a method of this type Nov. 29, 2005
6958107 Cyclonic evaporator Oct. 25, 2005
6939444 Sulfur-bearing residue treatment system Sep. 6, 2005
6936140 Water distillation system Aug. 30, 2005
6887345 Process and device for evaporating liquids, for example black liquor from cellulose cooking, which contain solid and dissolved substances May. 3, 2005
6869501 Continuous process for controlled concentration of colloidal solutions Mar. 22, 2005
6797125 Method of treating condensates Sep. 28, 2004
6780281 Strand evaporator Aug. 24, 2004
6761799 Method and arrangement for combusting black liquor Jul. 13, 2004
6761797 Apparatus for carrying out mass transfer processes Jul. 13, 2004
6740205 Processing of shipboard wastewater May. 25, 2004
6685802 Process and apparatus for removing dissolved and undissolved solids from liquids Feb. 3, 2004
6635150 Method for distilling a fluid with horizontal vapor transfer into a condensation zone and modular device for implementing said method Oct. 21, 2003
6627040 Device and method for removing volatile components from polymer solutions Sep. 30, 2003
6485607 Methods for removing volatile components from polymer solutions Nov. 26, 2002

1 2 3










 
 
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