| Patents for F23J 3 - Removing solid residues from passages or chambers beyond the fire, e.g. from flues by soot blowers (2,771) |
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| 03/23/1982 | CA1120463A1 Internal dust recirculation system for a fluidized bed heat exchanger |
| 03/16/1982 | US4319378 Chimney cleaner |
| 02/09/1982 | US4314513 Method and apparatus for the incineration of stalks, especially of straw |
| 02/02/1982 | CA1117569A1 Pneumatic ash transporting and containing system |
| 09/01/1981 | US4286527 System for ash removal |
| 08/26/1981 | EP0034199A1 Method and device for cleaning the flue gas side of boilers or furnaces |
| 08/05/1981 | EP0032962A1 Actuating mechanism for a soot blower |
| 07/21/1981 | US4279052 Flue wall coke build-up removal device |
| 07/01/1981 | EP0030985A1 Pneumatic ash transporting and containing system |
| 06/10/1981 | EP0029933A2 Apparatus and method for the periodical cleaning of heat exchanger tubes of solid deposits and use of this apparatus |
| 05/26/1981 | US4269125 Pulverizer rejects disposal |
| 04/14/1981 | US4261073 Chimney sweep |
| 03/24/1981 | US4257359 Mechanism for rotating and reciprocating a soot blower |
| 03/10/1981 | US4254528 Chimney sweeping device |
| 03/10/1981 | CA1097158A1 Oscillating soot blower mechanism |
| 03/03/1981 | US4253425 Internal dust recirculation system for a fluidized bed heat exchanger |
| 02/24/1981 | CA1096476A1 Digital control of soot blowers |
| 02/17/1981 | US4250609 Flue stack maintenance system utilizing replaceable liners |
| 02/10/1981 | CA1095347A1 Lance tube construction |
| 02/04/1981 | EP0023243A1 Apparatus and method for the disposal of rejects from a pulverizer of a coal-fired steamgenerator |
| 02/03/1981 | US4248180 Mechanism for rotating and reciprocating a soot blower |
| 02/03/1981 | US4247964 Chimney sweeping brush |
| 01/14/1981 | EP0022228A1 Furnace and method for incineration of solid and liquid waste |
| 01/07/1981 | EP0022132A2 Process for burning straw, apparatus for carrying out this process and device for cutting straw |
| 12/09/1980 | US4237962 Self-cleaning heat exchanger |
| 11/18/1980 | CA1089778A1 Furnace flue apparatus for improved fly ash separation |
| 11/18/1980 | CA1089717A1 Hot gas recirculation type burning furnace |
| 11/12/1980 | EP0018745A1 Heat exchanger |
| 10/30/1980 | WO1980002321A1 Heat exchanger |
| 10/01/1980 | EP0016308A2 Mechanism for rotating and reciprocating a soot blower |
| 09/03/1980 | EP0014719A1 A method in sonic cleaning |
| 08/19/1980 | US4218016 Lance tube construction |
| 06/24/1980 | US4209028 Lance construction for boiler cleaning apparatus |
| 06/24/1980 | US4208757 Chimney flue cleaning apparatus |
| 06/24/1980 | US4208756 Chimney cleaner |
| 06/17/1980 | US4207648 Mechanism for rotating and reciprocating a soot blower |
| 06/03/1980 | US4205931 Pneumatic ash transporting and containing system |
| 05/27/1980 | US4204503 Fluid dynamic soot blower system |
| 05/27/1980 | US4204296 Fluid dynamic furnace cleaning system |
| 05/13/1980 | US4202280 Furnace flue apparatus for improved fly ash separation |
| 04/29/1980 | US4200339 Method of making a chimney sweeping brush |
| 02/26/1980 | CA1072439A1 Burner equipment and operation thereof |
| 02/19/1980 | CA1071949A1 Boilers |
| 01/29/1980 | US4185351 Chimney cleaning apparatus |
| 01/15/1980 | US4183306 Hot gas recirculation type burning furnace |
| 12/11/1979 | US4177539 Oscillating soot blower mechanism |
| 11/29/1979 | WO1979001019A1 A method in sonic cleaning |
| 11/20/1979 | US4174549 Soot blowing apparatus |
| 11/13/1979 | US4173808 Soot blower for tube bundle in pressurized enclosure |
| 09/04/1979 | CA1061725A1 Device for diffusing matter between two fluids via semi-permeable diaphragms |
| 08/28/1979 | US4165993 Method of flue and fireplace cleaning and apparatus used therein |
| 08/28/1979 | US4165552 Soot blower drive mechanism |
| 02/13/1979 | US4138758 Chimney cleaning system and chimney cleaning element |
| 12/20/1978 | EP0000072A1 Process for chemically cleaning boilers and flue ducts |
| 07/18/1978 | US4100887 Improvments in or relating to boilers |
| 07/11/1978 | US4099471 Apparatus for cleaning the air nozzles and regulating air flow thereto in chemical recovery boilers |
| 06/06/1978 | US4093242 Slag blower wall box seal |
| 05/23/1978 | US4090271 Chimney cleaner |
| 05/16/1978 | US4089278 Furnace, especially a coal burning furnace, and method of operation |
| 04/25/1978 | US4085477 Flue and chimney cleaners |
| 04/18/1978 | US4085438 Digital sootblower control systems and methods therefor |
| 02/14/1978 | US4073480 Apparatus for the processing of slag |
| 12/13/1977 | US4062778 Device for diffusing matter between two fluids via semi-permeable diaphragms |
| 10/25/1977 | US4055125 Incinerator, especially for burning waste material |
| 09/13/1977 | US4047972 Method for thermally de-sooting heat transfer surfaces |
| 08/23/1977 | US4043741 Burner equipment and operation thereof |
| 06/14/1977 | US4028769 Apparatus for cleaning chimney flues |
| 06/07/1977 | US4027604 Means for governing the air supply to a furnace |
| 05/10/1977 | US4022639 Petrochemical industry |
| 03/16/1976 | US3943861 Device for operating air governing means at a refuse burning furnace |
| 01/13/1976 | US3932280 Closed water system in municipal incineration plants |