ALZETA CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F23D BURNERS 527
 
  
 
B01D SEPARATION 2132
 
  
 
F02C GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS 257
 
  
 
F23R GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS 227
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 186
 
  
 
B27N MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL 112
 
  
 
B28B SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG OR MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER 127
 
  
 
F01N GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES 172
 
  
 
F22B METHODS OF STEAM GENERATION; STEAM BOILERS 122
 
  
 
F23C METHODS OR APPARATUS FOR COMBUSTION USING FLUENT FUEL 120

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8215951 High temperature fiber composite burner surfaceApr 15, 09Jul 10, 12[F23D]
7048536 Temperature-compensated combustion controlApr 25, 03May 23, 06[F23C]
6984122 Combustion control with temperature compensationApr 25, 03Jan 10, 06[F23N]
6776609 Apparatus and method of operation for burners that use flue gas recirculation (FGR)Jun 26, 03Aug 17, 04[F23M]
6470687 Method of using segmented gas burner with gas turbinesJun 11, 02Oct 29, 02[F02C]
6453672 Segmented surface-stabilized gas burner and method of use with gas turbinesMar 15, 01Sep 24, 02[F23D]
6330791 Burner for operating gas turbines with minimal NOx emissionsSep 20, 00Dec 18, 01[F23R]
6199364 Burner and process for operating gas turbines with minimal NOx emissionsJan 22, 99Mar 13, 01[F02C, F23R]
6165252 Adsorption process and apparatusMay 21, 99Dec 26, 00[B01D]
5603905 Apparatus for combustive destruction of troublesome substancesDec 06, 95Feb 18, 97[F01N]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2007/0190,473 Premixed duct burnerAbandonedFeb 01, 06Aug 16, 07[F23D]
2004/0083,734 Sintered metal fiber liner for gas burnersAbandonedNov 05, 02May 06, 04[F23R]
5410989 Radiant cell watertube boiler and methodExpiredJun 16, 93May 02, 95[F22B]
5372007 Expanding high-pressure fuel gas and steam in a turbine to drive an electric generator before burning the gas to make steamExpiredOct 15, 93Dec 13, 94[F01K]
5025631 Cogeneration system with low NO.sub.x combustion of fuel gasExpiredJul 16, 90Jun 25, 91[F01K]
5001902 Cogeneration system with low NO.sub.x combustion of liquid fuelExpiredJul 16, 90Mar 26, 91[F01K]
4865543 Liquid fuel combustion with porous fiber burnerExpiredMay 31, 88Sep 12, 89[F23C]
4809672 Gas-fired bayonet-type heaterExpiredOct 13, 87Mar 07, 89[F24C]
4784599 Liquid fuel combustion with porous fiber burnerExpiredAug 30, 84Nov 15, 88[F23D]
4730599 Radiant tube heating systemExpiredSep 04, 86Mar 15, 88[F24C]
4519770 Firetube boiler heater systemExpiredApr 21, 83May 28, 85[F23D]
4492185 High efficiency, reduced emissions water heaterExpiredJan 20, 84Jan 08, 85[F22B]
4412523 Catalytic gas-fired furnace system and methodExpiredOct 05, 81Nov 01, 83[F24C]

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