Furnaces – Process – Treating fuel constituent or combustion product
Reexamination Certificate
2007-05-11
2008-10-21
Rinehart, Kenneth B (Department: 3749)
Furnaces
Process
Treating fuel constituent or combustion product
C110S348000
Reexamination Certificate
active
07438005
ABSTRACT:
Combustion of hydrocarbon liquids and solids is achieved with less formation of NOx by feeding a small amount of oxygen into the fuel stream.
REFERENCES:
patent: 3656878 (1972-04-01), Wright
patent: 3820320 (1974-06-01), Schirmer et al.
patent: 3826079 (1974-07-01), Quigg et al.
patent: 3873671 (1975-03-01), Reed et al.
patent: 4193773 (1980-03-01), Staudinger
patent: 4329932 (1982-05-01), Takahashi et al.
patent: 4343606 (1982-08-01), Blair et al.
patent: 4388062 (1983-06-01), Bartok et al.
patent: 4408982 (1983-10-01), Kobayashi et al.
patent: 4427362 (1984-01-01), Dykema
patent: 4488866 (1984-12-01), Schirmer et al.
patent: 4495874 (1985-01-01), Greskovich et al.
patent: 4515095 (1985-05-01), Greskovich
patent: 4541796 (1985-09-01), Anderson
patent: 4556384 (1985-12-01), Laurenceau et al.
patent: 4591331 (1986-05-01), Moore
patent: 4596198 (1986-06-01), Greskovich et al.
patent: 4654001 (1987-03-01), LaRue
patent: 4761132 (1988-08-01), Khinkis
patent: 4797087 (1989-01-01), Gitman
patent: 4863371 (1989-09-01), Ho
patent: 4878830 (1989-11-01), Henderson
patent: 4899670 (1990-02-01), Hansel
patent: 4917727 (1990-04-01), Saito et al.
patent: 4946382 (1990-08-01), Kobayashi et al.
patent: 4957050 (1990-09-01), Ho
patent: 4969814 (1990-11-01), He et al.
patent: 4973346 (1990-11-01), Kobayashi
patent: 4988285 (1991-01-01), Delano
patent: 5000102 (1991-03-01), Ho
patent: 5076779 (1991-12-01), Kobayashi
patent: 5085156 (1992-02-01), Dykema
patent: 5158445 (1992-10-01), Khinkhis
patent: 5186617 (1993-02-01), Ho
patent: 5195450 (1993-03-01), Marion
patent: 5201650 (1993-04-01), Johnson
patent: 5203859 (1993-04-01), Khinkis et al.
patent: 5213492 (1993-05-01), Ho
patent: 5242296 (1993-09-01), Tuson et al.
patent: 5266025 (1993-11-01), Francis, Jr. et al.
patent: 5291841 (1994-03-01), Dykema
patent: 5308239 (1994-05-01), Bazarian et al.
patent: 5387100 (1995-02-01), Kobayashi
patent: 5411394 (1995-05-01), Beer et al.
patent: 5413476 (1995-05-01), Baukal, Jr. et al.
patent: 5431559 (1995-07-01), Taylor
patent: 5439373 (1995-08-01), Anderson et al.
patent: 5454712 (1995-10-01), Yap
patent: 5580237 (1996-12-01), Leger
patent: 5601425 (1997-02-01), Kobayashi et al.
patent: 5609662 (1997-03-01), Kobayashi et al.
patent: 5611682 (1997-03-01), Slavejkov et al.
patent: 5611683 (1997-03-01), Baukal, Jr. et al.
patent: 5697306 (1997-12-01), LaRue et al.
patent: 5724897 (1998-03-01), Breen et al.
patent: 5725366 (1998-03-01), Khinkhis et al.
patent: 5755818 (1998-05-01), Tuson et al.
patent: 5832847 (1998-11-01), Leisse et al.
patent: 5857846 (1999-01-01), Sattelmayer et al.
patent: 5871343 (1999-02-01), Baukal et al.
patent: 5904475 (1999-05-01), Ding
patent: 5924858 (1999-07-01), Tuson et al.
patent: 5931654 (1999-08-01), Chamberland
patent: 5937770 (1999-08-01), Kobayashi et al.
patent: 5960724 (1999-10-01), Toqan et al.
patent: 6007326 (1999-12-01), Ryan, III et al.
patent: 6030204 (2000-02-01), Breen et al.
patent: 6085674 (2000-07-01), Ashworth
patent: 6090182 (2000-07-01), Riley
patent: 6113389 (2000-09-01), Joshi et al.
patent: 6164221 (2000-12-01), Facchiano et al.
patent: 6171100 (2001-01-01), Joshi et al.
patent: 6200128 (2001-03-01), Kobayashi
patent: 6206949 (2001-03-01), Kobayashi et al.
patent: 6217681 (2001-04-01), Bazarian et al.
patent: 6244200 (2001-06-01), Rabovitser et al.
patent: 6276928 (2001-08-01), Joshi et al.
patent: 6289851 (2001-09-01), Rabovitser et al.
patent: 6314896 (2001-11-01), Marin et al.
patent: 6325003 (2001-12-01), Ashworth et al.
patent: 6357367 (2002-03-01), Breen et al.
patent: 6394790 (2002-05-01), Kobayashi et al.
patent: 6398546 (2002-06-01), Kobayashi
patent: 6409499 (2002-06-01), Feldermann
patent: 6519973 (2003-02-01), Hoke, Jr. et al.
patent: 6568185 (2003-05-01), Marin
patent: 6619041 (2003-09-01), Marin
patent: 6659762 (2003-12-01), Borders et al.
patent: 4142401 (1993-06-01), None
patent: 0187441 (1986-07-01), None
patent: 0653590 (1995-05-01), None
patent: WO 02/055933 (2002-07-01), None
Bool et al., “Oxygen for NOx Control—A Step Change Technology?”; The Nineteenth Annual International Pittsburgh Coal Conference, Pittsburgh, PA, 2002.
Bool et al.; “NOx Reduction From A 44 MW Wall-Fired Boiler Utilizing Oxygen Enhanced Combustion”; Clearwater Conference, Mar. 10, 2003.
Michelfelder, et al., “Transfert de chaleur et pollution”, Revue Generale De Thermique, No. 196 (Apr. 1978), p. 324 (with translation).
Sarofim, et al., “Strategies for Controlling Nitrogen Oxide Emissions During Combustion of Nitrogen-Bearing Fuels”, The American Institute of Chemical Engineers (1978), No. 175, vol. 74, pp. 67-92.
Timothy, et al., “Characteristics of Single Particle Coal Combustion”, 19thSymposium on Combustion, The Combustion Institute (1982), pp. 1123-1130.
“Oxygen Enriched Air/Natural Gas Burner System Development”, Final Report; Gas Research Institute, Jul. 1984-Sep. 1989 Chicago, Illinois; pp. 140 and 186-189.
Kobayashi, et al., “NOx Emission Characteristics of Industrial Burners and Control Methods Under Oxygen Enriched Combustion Conditions”; International Flame Research Foundation, 9th Members Conference, Noordwijkerhout (1989).
Baukal, et al., “Oxygen Enrichment Enhances Combustion”, Air Products and Chemicals, Inc., (before 1992), pp. 17-23.
Panahi et al.; “Low NOx Technologies for Natural Gas-Fired Regenerative Glass Melters”; The Scandinavian Society of Glass Technology Annual Meeting, Oslo, Norway, 1992, pp. 1-15.
Baukal, et al., “NOxMeasurements in Oxygen-Enriched, Air-Natural Gas Combustion Systems”; Air Products and Chemicals, Inc., 1990.
“Catalog of Technical Reports”, Gas Research Institute (Dec. 1992).
Eddings, et al., “Advances in the Use of Computer Simulations for Evaluating Combustion Alternatives”, presented at the 3rdCREST International Symposium on High Temperature Air Combustion and Gasification, Yokohama, Japan (Mar. 2000).
Campbell, et al., “Oxy-coal Injection at Cleveland Ironworks”, Ironmaking and Steelmaking (1992), vol. 19 No. 2, pp. 120-125.
Riley, et al., “Effect of Direct Oxygen Injection on Combustion of Injected Coal”, Proc. 2ndInternat. Cong. on the Sci. and Tech. of Ironmaking, ISS (1998), pp. 683-688.
Bose, et al., “Coal Composition Effects on Mechanisms Governing the Destruction of NO and Other Nitrogenous Species during Fuel-Rich Combustion”, Energy & Fuels (1988), vol. 2, pp. 301-308.
Cremer, et al., “CFD Evaluation of Oxygen Enhanced Combustion: Impacts on NOx Emissions, Carbon-In-Flyash and Waterwall Corrosion” presented at Clearwater Conference, Mar. 10, 2003.
Bool, III et al., “Demonstration of Oxygen-Enhanced Combustion at the James River Power Station, Unit 3” presented at the Mega Symposium, Washington, D.C., May 20, 2003.
Farmayan, et al., “NOx and Carbon Emission Control in Coal-Water Slurry Combustion”, Sixth International Symposium on Coal Slurry Combustion and Technology, Orlando, FL (1984).
Takano, et al., “CO2Recovery from PCF Power Plant with O2/CO2Combustion Process”, IHI Engineering Review, vol. 28, No. 4., pp. 180-184, Oct. 1995.
Bool, III Lawrence E.
Kobayashi Hisashi
Black Donald T.
Praxair Technology Inc.
Rinehart Kenneth B
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