EAU-VIRON INCORPORATED

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C13K GLUCOSE; INVERT SUGAR; LACTOSE; MALTOSE; SYNTHESIS OF SUGARS BY HYDROLYSIS OF DI- OR POLYSACCHARIDES 212
 
  
 
F01D NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES 263
 
  
 
B01D SEPARATION 1133
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 1108
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 161

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8496754 Methods and apparatus for hydrolyzing cellulosic materialOct 21, 08Jul 30, 13[C13K]
5879637 Apparatus for hydrolyzing cellulosic materialOct 15, 97Mar 09, 99[B01J]
5711817 Method for the continuous conversion of cellulosic material to sugarMay 01, 96Jan 27, 98[C13K]
5219270 Reaction barrel with rocket nozzles in staggered alignment and connecting ducts of unequal lengthJul 23, 92Jun 15, 93[F01D]
5190665 Process and apparatus for removing carbon dioxide and stripping another component from a liquid streamAug 12, 91Mar 02, 93[B01D]
5147564 Method for recovering energy from a wet oxidation products stream flow using rotational energyAug 22, 91Sep 15, 92[F04B, F01D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8173024 Method and apparatus for conducting supercritical wet oxidation reactions contained within a fluid envelopeExpiredAug 26, 11May 08, 12[C02F]
8168043 Retort apparatus and method for continuously processing liquid and solid mixtures and for recovering products therefromExpiredAug 29, 08May 01, 12[C10B]
8017089 Method and apparatus for conducting supercritical wet oxidation reactions contained within a fluid envelopeExpiredJul 25, 08Sep 13, 11[C02F]
7211194 Gravity pressure vessel and related apparatus and methodsExpiredOct 27, 04May 01, 07[C02F]
7188791 Gravity pressure vessel and method for treating vulcanized rubberExpiredJan 07, 05Mar 13, 07[B02C]
7189328 Method for extraction of dissolved trace materials from solutionExpiredJun 25, 04Mar 13, 07[C02F]
6746516 Method and apparatus for treating air emissions and recovering products therefromExpiredJun 10, 02Jun 08, 04[B01D]
6716360 Method and apparatus for treating waste streamsExpiredApr 16, 02Apr 06, 04[C02F]
5160581 Method for oxygen bleaching paper pulpExpiredJun 01, 90Nov 03, 92[D21C]
5110059 Solid waste shredderExpiredDec 14, 90May 05, 92[B02C]
5080720 Method and apparatus for cleaning the annulus formed by concentric pipesExpiredJun 11, 90Jan 14, 92[B08B]
5030291 Method for cleaning concentric columnsExpiredAug 04, 89Jul 09, 91[B08B]
5026209 Containment casing for a deep well gravity pressure reactor vesselExpiredAug 04, 89Jun 25, 91[E21B]
4985976 Method of maintaining the average overall sharpness of the blades in a shredding device and apparatusExpiredNov 30, 89Jan 22, 91[B02C, B23P]
4874560 Apparatus for effecting selected patterns of fluid flowExpiredJun 30, 89Oct 17, 89[B01F]
4594164 Method and apparatus for conducting chemical reactions at supercritical conditionsExpiredMay 23, 85Jun 10, 86[C02F]
4564458 Method and apparatus for disposal of a broad spectrum of waste featuring oxidation of wasteExpiredSep 12, 84Jan 14, 86[C02F]

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