| Patent | Date |
|---|
Method of removing mercury from a mercury-containing flue gas
Grant 6,214,304 - Rosenthal , et al. April 10, 2 | 2001-04-10 |
Burner and furnace operated with at least one burner
Grant 5,878,676 - Jochem , et al. March 9, 1 | 1999-03-09 |
Method of generating steam in a forced-through-flow boiler
Grant 5,588,400 - Stefan , et al. December 31, 1 | 1996-12-31 |
Method for operating a combined gas turbine/steam turbine process
Grant 5,212,941 - Croonenbrock , et al. May 25, 1 | 1993-05-25 |
Process for removing dust from a dust-laden gas using a gas-permeable filter element arranged in a container
Grant 5,094,675 - Pitt , et al. March 10, 1 | 1992-03-10 |
Apparatus for preheating combustion air, accompanied by simultaneous reduction of NO.sub.x contained in the flue gases
Grant 4,903,755 - Michelfelder , et al. * February 27, 1 | 1990-02-27 |
Apparatus for burning fuels while reducing the nitrogen oxide level
Grant 4,810,186 - Rennert , et al. March 7, 1 | 1989-03-07 |
Method of reducing the nox-emissions during combustion of nitrogen-containing fuels
Grant 4,790,743 - Leikert , et al. December 13, 1 | 1988-12-13 |
Method of directly removing sulfur, with flue dust being returned
Grant 4,782,772 - Chughtai , et al. November 8, 1 | 1988-11-08 |
Process and apparatus for machining the rim of a head
Grant 4,764,063 - Rabe , et al. August 16, 1 | 1988-08-16 |
Process for the combustion of carbonaceous materials in a circulating fluidized bed, and fluidized bed furnace installation for performing the process
Grant 4,741,290 - Krieger , et al. May 3, 1 | 1988-05-03 |
Apparatus for preheating combustion air, accompanied by simultaneous reduction of NO.sub.x contained in the flue gases
Grant 4,739,826 - Michelfelder , et al. April 26, 1 | 1988-04-26 |
Process and apparatus for cooling hot process gas from a pressure gasification reactor
Grant 4,721,065 - Mohrenstecher , et al. January 26, 1 | 1988-01-26 |
Method and apparatus for the low-wear atomization of liquid highly viscous and/or suspended fuel intended for combustion or gasification in burner flames
Grant 4,698,014 - Grethe , et al. October 6, 1 | 1987-10-06 |
Apparatus for preheating combustion air, accompanied by simultaneous reduction of NO.sub.x contained in the flue gases
Grant 4,602,673 - Michelfelder , et al. July 29, 1 | 1986-07-29 |
Method of binding sulfur compounds, which result as reaction products during the combustion of sulfur-containing fuels, by addition of additives
Grant 4,588,568 - Pollmann , et al. May 13, 1 | 1986-05-13 |
Method of regulating the amount of reducing agent added during catalytic reduction of NO.sub.x contained in flue gases
Grant 4,565,679 - Michalak , et al. January 21, 1 | 1986-01-21 |
Arrangement for producing gaseous products
Grant 4,481,014 - Dorling November 6, 1 | 1984-11-06 |
Method of treating process gases coming from a gasification reactor
Grant 4,478,608 - Dorling , et al. October 23, 1 | 1984-10-23 |
Method of treating final products from flue gas desulfurization
Grant 4,478,810 - Bloss , et al. October 23, 1 | 1984-10-23 |
Method of minimizing the emission of contaminants from combustion plants
Grant 4,469,033 - Michelfelder , et al. * September 4, 1 | 1984-09-04 |
Method of igniting a pulverized coal annular burner flame
Grant 4,466,363 - Leikert , et al. August 21, 1 | 1984-08-21 |
Apparatus for removal of ash and slag
Grant 4,463,686 - Premel August 7, 1 | 1984-08-07 |
Method of minimizing the emission of contaminants from flame combustion
Grant 4,461,224 - Michelfelder , et al. July 24, 1 | 1984-07-24 |
Method of introducing additive into a reaction gas flow
Grant 4,440,100 - Michelfelder , et al. April 3, 1 | 1984-04-03 |
Heat storage mass for regenerative heat exchange
Grant 4,408,659 - Hermanns , et al. October 11, 1 | 1983-10-11 |
Heat-transferring elements for regenerative heat exchange
Grant 4,361,182 - Michalak November 30, 1 | 1982-11-30 |
Reverse osmosis desalinization utilizing plural flow work exchange vessels
Grant 4,354,939 - Pohl October 19, 1 | 1982-10-19 |
Burner for combustion of powdered fuels
Grant 4,333,405 - Michelfelder , et al. June 8, 1 | 1982-06-08 |
Method of dry scrubbing reaction products resulting from flame burning
Grant 4,331,638 - Michelfelder May 25, 1 | 1982-05-25 |
Heat exchanger for cooling process gases which are under high pressure and temperature
Grant 4,287,944 - Becker September 8, 1 | 1981-09-08 |
Method of pretreating raw water for reverse osmosis units
Grant 4,261,833 - Pohl , et al. April 14, 1 | 1981-04-14 |
Device for cooling plate coolers of blast furnaces
Grant 4,225,122 - Dorling September 30, 1 | 1980-09-30 |
Welded joint
Grant 4,188,140 - Clemens , et al. February 12, 1 | 1980-02-12 |
Method and apparatus for a differential rolling-in of tubes
Grant 4,007,699 - Clemens February 15, 1 | 1977-02-15 |
Method of and device for screening the source of rays dangerous to human health
Grant 3,995,165 - Buth , et al. November 30, 1 | 1976-11-30 |
Separating device
Grant 3,977,977 - Kall August 31, 1 | 1976-08-31 |
Incinerator plant for pre-treated industrial wastes
Grant 3,884,162 - Schuster May 20, 1 | 1975-05-20 |
Device for closing a round hot air or exhaust duct
Grant 3,877,678 - Jung April 15, 1 | 1975-04-15 |
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