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Class Information
Number: 159/901
Name: Concentrating evaporators > Promoting circulation
Description: Art collection for encouraging positive circulatory motion.


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7611604 Method and device for the production of purified steam Nov. 3, 2009
7575656 Wastewater evaporating treatment and disposal system Aug. 18, 2009
7517432 Plant for concentration of tomato juice Apr. 14, 2009
7476299 Vessel for easily polymerizable compound Jan. 13, 2009
7438129 Water treatment method for heavy oil production using calcium sulfate seed slurry evaporation Oct. 21, 2008
7428926 Water treatment method for heavy oil production Sep. 30, 2008
7291250 Vacuum distillation system and use thereof for concentrating organic-aqueous solvent mixtures Nov. 6, 2007
7258765 Vaporization chamber, and distillation system comprising same, providing improved temperature sensing of liquid contained in the chamber Aug. 21, 2007
7153394 System to isolate dianhydrides Dec. 26, 2006
7150320 Water treatment method for heavy oil production Dec. 19, 2006
7097736 Dairy wastewater treatment Aug. 29, 2006
7077201 Water treatment method for heavy oil production Jul. 18, 2006
6984292 Water treatment process for thermal heavy oil recovery Jan. 10, 2006
6955743 Method for producing furfural, acetic acid and formic acid from spent pulp-cooking liquor Oct. 18, 2005
6936140 Water distillation system Aug. 30, 2005
6849155 Concentrator Feb. 1, 2005
6837969 Method for the concentration of liquid mixtures Jan. 4, 2005
6733636 Water treatment method for heavy oil production May. 11, 2004
6716320 Evaporation of liquids Apr. 6, 2004
6685802 Process and apparatus for removing dissolved and undissolved solids from liquids Feb. 3, 2004
6685801 Chambered circulation evaporator Feb. 3, 2004
6660130 Apparatus for vaporization of liquids Dec. 9, 2003
6649028 Column treating process and apparatus thereof Nov. 18, 2003
6632329 Distillation apparatus and distilling method Oct. 14, 2003
6582552 Method and device for evaporating liquid Jun. 24, 2003
6572831 Materials treatment Jun. 3, 2003
6551466 Multiple effect distillation process with reduced fouling Apr. 22, 2003
6547933 Process for the purification of aromatic polyamines Apr. 15, 2003
6468389 Undulating membrane surface for evaporative processes Oct. 22, 2002
6454907 Method and apparatus for concentrating slurried solids Sep. 24, 2002
6402897 Apparatus for distilling, heating and storing liquid Jun. 11, 2002
6391162 Desalination apparatus and method of operating the same May. 21, 2002
6383341 Apparatus for obtaining pure water from crude water May. 7, 2002
6375803 Mechanical vapor recompression separation process Apr. 23, 2002
6364996 Device for treatment and removal of aqueous liquids by controlled atmospheric action Apr. 2, 2002
6365005 Apparatus and method for vapor compression distillation Apr. 2, 2002
6355145 Distillation process with reduced fouling Mar. 12, 2002
6258215 System and a rotary vacuum distiller for water recovery from aqueous solutions, preferably from urine aboard spacecraft Jul. 10, 2001
6224716 Apparatus for dehydrating oil May. 1, 2001
6117275 Process and device for regenerating a contaminated solvent Sep. 12, 2000
6090240 Method of inhibiting scaling in black liquor evaporators Jul. 18, 2000
6051111 Cold distillation method Apr. 18, 2000
6027607 Salt extraction process and device Feb. 22, 2000
5922174 Distilling apparatus Jul. 13, 1999
5906714 Method for treating emulsified liquids May. 25, 1999
5809664 Spout-fluid bed dryer and granulator for the treatment of animal manure Sep. 22, 1998
5772851 Elimination of volatile residues from polyacrylate melts Jun. 30, 1998
5730836 Evaporative concentration of clay slurries Mar. 24, 1998
5684125 Method and device for purifying liquid polysiloxane material and its use Nov. 4, 1997
5630913 Water distillation system May. 20, 1997

1 2 3


 
 
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