Patents for F27D 25 - Devices for removing incrustations (926)
01/2003
01/02/2003EP1268863A1 Vacuum treatment of cast metal with simultaneous helium-injection stirring
01/02/2003EP1268039A2 Chamber cleaning mechanism
12/2002
12/27/2002WO2002103063A2 Method and device for treating particulate material
12/27/2002CA2450688A1 Method and device for treating particulate material
12/10/2002US6490748 Flexible drill rod
12/05/2002US20020178957 Device, system and method for on-line explosive deslagging
11/2002
11/27/2002EP1260781A1 Furnace suitable for the manufacture of magnesium
11/21/2002US20020170819 Low energy and non-heat transferring crust breaking system
11/20/2002EP1258462A1 Large coating lump removing device
11/06/2002EP1255049A2 Low energy and heat transfer crust breaking system
10/2002
10/24/2002WO2002084193A1 Method for cleaning combustion devices
10/23/2002CN1376255A Apparatus for clearing dust accretions in connection with a smelting furnace
09/2002
09/19/2002WO2002072894A1 Arrangement and method for reducing build-up on a roasting furnace grate
08/2002
08/27/2002US6439883 Threading and scale removal device
08/22/2002US20020112638 Device, system and method for online explosive deslagging
08/14/2002EP1231445A1 Through-hole sealing device
08/14/2002DE10103214A1 Verfahren und Vorrichtung zur Reinigung von Oberflächen in Hohlräumen Method and device for cleaning surfaces in cavities
08/13/2002US6431073 Device, system and method for on-line explosive deslagging
07/2002
07/31/2002EP1226881A2 Method and device for cleaning surfaces in cavities
07/31/2002EP1226396A1 Apparatus for clearing dust accretions in connection with a smelting furnace
07/10/2002EP1221015A2 Industrial ammunition
07/02/2002CA2087179C Method for decarburizing steel in a vacuum chamber and vacuum chamber for implementing the method
06/2002
06/26/2002EP1216391A1 Device, system and method for on-line explosive deslagging
06/25/2002CA2148947C Self-contained cleaning and retrieval apparatus
06/20/2002US20020076670 Method of operating a rotary hearth furnace
05/2002
05/15/2002EP1205723A2 Rotary drum with rolling body arrangement
04/2002
04/18/2002WO2002031422A1 A method for removing refractory concrete by using explosives in industrial equipment
03/2002
03/05/2002US6352041 Method for preventing corrosion of a furnace
02/2002
02/13/2002EP0974035B1 Device, system and method for on-line explosive deslagging
01/2002
01/31/2002WO2001069131A3 Chamber cleaning mechanism
01/09/2002CN1330161A Operating method of rotary furnace bed type reduction furnace
01/03/2002WO2002001131A1 Apparatus for removing dust accretions from a smelting furnace
01/03/2002CA2412590A1 Apparatus for removing dust accretions from a smelting furnace
01/02/2002EP1167546A1 Method of operating a rotary hearth furnace
12/2001
12/29/2001CA2351969A1 Method of operating a rotary hearth furnace
12/13/2001WO2001094649A1 Immersion pipe cleaning device for vacuum degassing vessels
12/13/2001DE10028172A1 Cleaning device used for blowpipes of vacuum degassing devices comprises an outer stabilizing ring connected to teeth by interlocking, and a blowpipe scraper which travels vertically with a lifting hydraulic device
11/2001
11/29/2001DE10025548A1 Cutting device used for molten metal containers consists of a horizontal axially moving screw unit with a separately operable cutting head
11/29/2001DE10022351A1 Verfahren zur Ablagerungsbeseitigung in Brennräumen thermischer Anlagen während des laufenden Betriebs Deposition process elimination in combustion chambers thermal systems during operation
11/27/2001US6321690 Device, system and method for on-line explosive deslagging
11/21/2001EP1155270A1 Cleaning using welding lances and blasting media
11/15/2001WO2001086206A1 Method for removing deposits in combustion chambers of thermal installations during operation
11/08/2001WO2001022026A3 Industrial ammunition
10/2001
10/17/2001EP1145780A2 Threading and scale removal device
10/17/2001CN1317579A Process for mfg. molten metal iron
10/11/2001CA2317276A1 Threading and scale removal device
10/04/2001WO2001073140A1 Vacuum treatment of cast metal with simultaneous helium-injection stirring
10/04/2001US20010025549 Charging iron oxide and carbon material into rotary hearth furnace; reducing into solid iron; carburizing; melting metal iron; separating slag; discharging molten iron
10/04/2001EP1138789A1 Method of manufacturing reduced iron metal in molten state by use of rotary hearth furnace
09/2001
09/20/2001WO2001069131A2 Chamber cleaning mechanism
09/19/2001CN2449170Y Built-in integrated heat-exchanging and ash-cleaning device for heat exchanger
08/2001
08/30/2001WO2001062684A1 Large coating lump removing device
08/16/2001DE10044991A1 Vorrichtung, System und Verfahren zum on-line Explosions-Entschlacken Apparatus, system and method for on-line exploded Purification
08/07/2001CA2204137C Liquid metal heating and casting ladle
07/2001
07/12/2001US20010007247 Device, system and method for on-line explosive deslagging
06/2001
06/26/2001US6251161 Method for operating moving hearth reducing furnace
05/2001
05/31/2001US20010002308 Rolling element for a revolving drum as well as a revolving drum having a rolling element
05/03/2001DE19931677C1 Kiln trolley cleaning system has a lifter with centered tines to engage the openings of the laid blocks to lift them clear for cleaning the trolley surface with an accurate alignment when replaced
03/2001
03/29/2001WO2001022026A2 Industrial ammunition
03/29/2001WO2001022017A1 Apparatus for clearing dust accretions in connection with a smelting furnace
03/29/2001CA2384980A1 Apparatus for clearing dust accretions in connection with a smelting furnace
03/22/2001WO2001020239A1 Device, system and method for on-line explosive deslagging
03/20/2001US6203316 Continuous on-line smokeless bake-out process for a rotary oxidizer
03/13/2001US6201219 Chamber and cleaning process therefor
02/2001
02/27/2001US6193505 Rolling body for a rotary drum and rotary drum with a rolling body
02/13/2001US6186869 Cleaning using welding lances and blasting media
01/2001
01/31/2001EP1072331A1 Cleaning device for metallurgical furnaces, in particular crucibles
01/10/2001EP1067349A2 Device, system and method for on-line explosive deslagging
12/2000
12/21/2000WO2000077467A1 Through-hole sealing device
12/21/2000CA2374750A1 Through-hole sealing device
11/2000
11/29/2000CN1275193A Method for operating moving hearth reducing furnace
10/2000
10/19/2000DE19916368A1 Detaching and removing residues, especially accretions at melting furnace opening, comprises striking or ramming movements initiated at safe location and transmitted by long chisel
09/2000
09/27/2000EP1039254A1 Process and device to clean kiln cars
09/07/2000DE19909904A1 Device for spraying a cooling medium into a hot gas stream used in a rotary furnace for producing cement clinker comprises a nozzle directed against a cooling medium nozzle for spraying a cleaning medium
08/2000
08/17/2000WO2000047938A1 Cleaning using welding lances and blasting media
08/16/2000EP1027569A1 Method for operating moving hearth reducing furnace
06/2000
06/27/2000US6080223 Flame detection monitoring system for detecting blockages in blast furnace injection paths
05/2000
05/03/2000EP0996845A1 Method and device for removing and/or breaking out coatings or areas of undersurfaces
03/2000
03/09/2000WO2000012946A1 Method for operating moving hearth reducing furnace
03/08/2000EP0983479A1 Metallic slug for industrial ballistic tool
03/07/2000US6032870 Process for fitting a gas-injecting nozzle in a wall and means for carrying out this process
02/2000
02/10/2000DE19834877A1 Procedure for removing combustion products which can be deposited on combustion plant by means of pulsed laser radiation of laser source, has pulsed laser beam guided over surface
02/02/2000CN1243572A Device, system and method for on-line explosive deslagging
01/2000
01/26/2000EP0974035A1 Device, system and method for on-line explosive deslagging
01/11/2000CA2190701C Method of casting castable refractories of vessel for molten metal
12/1999
12/28/1999USRE36465 Cleaning the interior of a housing with a fluid using a beam assembly having a longitudinal axis which supports a trolley, an arm pivotally attached to the trolley and a nozzle connected to the arm
12/15/1999EP0963538A1 Rolling body for a rotary drum and rotary drum with a rolling body
12/09/1999WO1999063291A1 Method and device for removing and/or breaking out coatings or areas of undersurfaces
11/1999
11/09/1999US5980816 Method and apparatus for removing deposit in non-ferrous smelting furnace
08/1999
08/04/1999CN2331939Y Device for cleaning furnace accretion of lead blast furnace
08/03/1999US5932169 Removal of slag and/or steel build-up from lances
07/1999
07/13/1999US5923699 Induction furnance heating module and gas zone
05/1999
05/19/1999EP0915995A1 Multipurpose lance
03/1999
03/16/1999US5882582 Liquid metal heating and casting ladle
02/1999
02/16/1999US5871348 Method and apparatus for preventing formation of snowmen and removing lumps of coating in clinker coolers
02/02/1999US5865876 Multipurpose lance
01/1999
01/28/1999DE19731882A1 Pipe cleaner for clogged inspection pipes in reactors, process chambers, etc.
01/14/1999DE19725415A1 Cleaning method for container or pipeline viewing window
11/1998
11/26/1998WO1998053270A1 Metallic slug for industrial ballistic tool
11/24/1998US5839894 Method for the thermal dedusting of regenerative afterburning systems without the release of contaminants and without interruption of the main exhaust gas stream
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