KOCH ENGINEERING COMPANY, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING 636
 
  
 
F23L AIR SUPPLY; DRAUGHT-INDUCING; SUPPLYING NON-COMBUSTIBLE LIQUID OR GAS 215
 
  
 
F23M CONSTRUCTIONAL DETAILS OF COMBUSTION CHAMBERS, NOT OTHERWISE PROVIDED FOR 214
 
  
 
B01D SEPARATION 1133
 
  
 
F23C METHODS OR APPARATUS FOR COMBUSTION USING FLUENT FUEL 120
 
  
 
F23G CREMATION FURNACES; CONSUMING WASTE BY COMBUSTION111

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5632933 Method and apparatus using guide vanes for vapor distribution in mass transfer and heat exchange columnsFeb 12, 96May 27, 97[B01F]
5632935 Vapor-liquid contact tray and downcomer assembly and method employing sameDec 28, 95May 27, 97[B01F]
5605654 Method and apparatus to improve vapor distribution in mass transfer and heat exchange columnsFeb 21, 96Feb 25, 97[B01F]
5480595 Vapor-liquid contact tray and downcomer assembly and method employing sameApr 28, 94Jan 02, 96[B01F]
5464459 Chevron type mist eliminator and systemJun 06, 94Nov 07, 95[B01D]
5464573 Liquid collector-distributor with integral exchange column and methodMay 09, 94Nov 07, 95[B01F]
5344307 Methods and apparatus for burning fuel with low No.sub.x formationAug 25, 93Sep 06, 94[F23M]
5316469 Nitrogen oxide control using internally recirculated flue gasMay 18, 93May 31, 94[F23L]
5284438 Multiple purpose burner process and apparatusJan 07, 92Feb 08, 94[F23L]
5269235 Three stage combustion apparatusOct 29, 92Dec 14, 93[F23G]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6565816 Saddle structure for reactive distillationExpiredJun 25, 97May 20, 03[B01J, B01F]
5948211 Distillation column downcomer having liquid permeable wallExpiredOct 19, 95Sep 07, 99[B01D]
5855741 Apparatus for concurrent reaction with distillationExpiredJan 19, 95Jan 05, 99[B01J, B01D]
5788894 High capacity vapor-liquid contact trayExpiredMar 26, 97Aug 04, 98[B01F]
5755569 Media for heat exchange columns in regenerative thermal oxidizersExpiredFeb 06, 97May 26, 98[F27D]
5645770 Liquid collector-distributor device, system and methodExpiredApr 18, 96Jul 08, 97[B01F]
5593548 Method for concurrent reaction with distillationExpiredNov 07, 94Jan 14, 97[B01D]
5565361 Bioreactor for culturing and propagating cells with a woven motionless mixing elementExpiredMay 31, 95Oct 15, 96[C12M]
5529084 Laminar flow elbow system and methodExpiredMar 24, 94Jun 25, 96[F17D, F15D]
5520460 Static mixing elementExpiredMay 17, 95May 28, 96[B01F]
5516465 Method and apparatus for vapor distribution in mass transfer and heat exchange columnsExpiredFeb 14, 94May 14, 96[B01F]
5496446 Internals for distillation columns including those for use in catalytic reactionsExpiredOct 13, 93Mar 05, 96[B01J, B01D]
5476783 Bioreactor method of culturing and propagating cells with a woven motionless mixing elementExpiredAug 31, 93Dec 19, 95[C12N, C12M]
5454913 Internals for distillation columns including those for use in catalytic reactionsExpiredOct 16, 92Oct 03, 95[B01D]
5447609 Catalytic reaction and mass transfer processExpiredOct 16, 92Sep 05, 95[B01D]
5435061 Method of manufacturing a static mixing unitExpiredFeb 24, 92Jul 25, 95[B23P]
5413741 Nested packing for distillation columnExpiredMar 01, 94May 09, 95[B01F]
5291989 Catalyst system for distillation reactorExpiredOct 11, 91Mar 08, 94[B01J, B01D]
5275790 Structure and method for catalytically reacting fluid streams in mass transfer apparatusExpiredSep 30, 92Jan 04, 94[B01J]
5250234 Liquid distributor apparatus and method for high viscosity liquidsExpiredOct 08, 92Oct 05, 93[B01F]

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