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Maier Herwig Dipl Ing Dr, Schrofelbauer Herbert Dipl Ing, Filipot Hermann Dipl Ing: Process and device for the desulphurisation of flue gas from combustion plants.. Waagner Biro, November 21, 1985: EP0161497-A2 (90 worldwide citation)

For binding the pollutants in flue gases downstream of combustion plants, especially for flue gas desulphurisation, it is proposed to admix NaHCO3 and/or Na2CO3 as an additive to the flue gas cooled to about 120 DEG to 320 DEG C and to precipitate the resulting salt in a fabric filter. To facilitate ...


2
Douglas C Comrie: Reducing mercury emissions from the burning of coal. Harness Dickey & Pierce, March 24, 2009: US07507083 (42 worldwide citation)

Processes and compositions are provided for decreasing emissions of mercury upon combustion of fuels such as coal. Various sorbent compositions are provided that contain components that reduce the level of mercury and/or sulfur emitted into the atmosphere upon burning of coal. In various embodiments ...


3
Polak Zednek: Gas filtration system employing a filtration screen of particulate solids. Nicoll Jr Frank S, Polak Zednek, Sughrue Rothwell Mion Zinn & Macpeak, November 4, 1975: US3917458 (38 worldwide citation)

One or more fluidized filtration screens are created by sets of closely spaced, oppositely inclined louvers supporting particulate filter matter therebetween. Baffle members control the flow of gas across and through the fluidized filtration screen. The outlet louver angle is closely controlled to i ...


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Joseph Colannino, David B Goodson, Igor A Krichtafovitch, Roberto Ruiz, Christopher A Wiklof: Charge-induced selective reduction of nitrogen. ClearSign Combustion Corporation, Christopher A Wiklof, Nicholas S Bromer, Launchpad IP, December 16, 2014: US08911699 (29 worldwide citation)

A selective catalytic reduction system (SCR) or selective non-catalytic reduction (SNCR) system include a reagent charging apparatus configured to apply one or more electrical charges to a NOx reducing reagent. The electrical charges enhance mixing of the reagent with fluids carrying NOx and/or enha ...


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Goldbach Gerhardt O: Fluid bed combustor for operation at ash fusing temperatures. Government of the United States Environmental Protection Agency, August 5, 1975: US3897739 (26 worldwide citation)

A fluidized bed combustor is disclosed which includes means for preventing he agglomeration of sticky ashes, salts and molten metals entrained in exhaust gases on the interior surfaces of the combustion chamber and exhaust system used for venting the exhaust products from the combustion chamber. A f ...


7
Baardson Andrew B: Wood waste burner system. Mill Conversion Contractor, Weinstein Robbins Botney Saltz & Kay, August 27, 1974: US3831535 (26 worldwide citation)

The present invention provides a system by means of which waste wood, as well as the fumes emitted by veneer being dried, are burned in such a manner as to basically accomplish two things, namely, provide large amounts of heat energy that was formerly wasted and, secondly, substantially reduce the e ...


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Sylvie Fradette, Jean Ruel: Process and a plant for recycling carbon dioxide emissions from power plants into useful carbonated species. CO2 Solution, October 6, 2009: US07596952 (25 worldwide citation)

A process is disclosed for recycling carbon dioxide emissions from a fossil-fuel power plant into useful carbonated species The process primarily comprises the steps of: a) burning the fossil fuel, thereby generating heat and a hot exhaust gas containing CO2; and b) converting the heat into energy. ...


9
Doyle Jr Lawrence O, Meek Harlen D: Filtering apparatus. Anti Pollution Devices, February 20, 1973: US3716967 (25 worldwide citation)

A filtering apparatus adapted to be connected to a burner apparatus of the furnace type in buildings to remove fly ash, smoke and other contaminate particles from the flue gases or discharge gases therefrom. It includes three stages of filtration the first being a cyclone type separator and the seco ...


10
Grey Jerry, Zanft Auram B: Incinerator. Morse Boulger, April 18, 1972: US3656441 (25 worldwide citation)

An incinerator generally including a combustion chamber, a flue and an apparatus intercommunicating the combustion chamber and the flue, for removing solid and gaseous contaminants from the combustion gases emanating from the combustion chamber and discharged through the flue into the atmosphere, th ...