Patents
Sitemap › F28 - Heat exchange in general › F28G - Cleaning of internal or external surfaces of heat-exchange or heat-transfer conduits, e.g. water tubes of boilers › F28G 13 - Appliances or processes not covered by groups; Combinations of appliances or processes covered by groups
Patents for F28G 13 - Appliances or processes not covered by groups; Combinations of appliances or processes covered by groups (505)
12/2003
12/18/2003US20030230324 Process for the at least partial elimination of carbon deposits in a heat exchanger
12/10/2003CN1130545C Descaling device and method for steam generator
12/04/2003US20030222062 Laser system slag removal
11/2003
11/18/2003US6648988 Furnace run length extension by fouling control
11/11/2003US6644201 Device, system and method for on-line explosive deslagging
11/05/2003CN2585168Y Anti-scale shield equipment for raw water heating and exchanging device
11/05/2003CN2585044Y Technology device for anti-scale on heat conduction body
09/2003
09/30/2003US6626237 Heat recovery apparatus and method of minimizing fouling in a heat recovery apparatus
09/25/2003WO2003078914A1 Method of at least partially removing carbon deposits from a heat exchanger
08/2003
08/12/2003US6604468 Device, system and method for on-line explosive deslagging
06/2003
06/11/2003CN1111271C Device, system and method for on-line explosive deslagging
06/05/2003WO2003045849A1 Method for controlling legionella in cooling towers
06/05/2003CA2468051A1 Method for controlling legionella in cooling towers
06/04/2003CN2554590Y Acoustic-wave ash remover
04/2003
04/17/2003WO2003031347A1 Control of biofilms in industrial water systems
04/09/2003CN2544241Y Vortex type high-efficient descaler
02/2003
02/27/2003WO2003015944A1 Furnace run length extension by fouling control
02/26/2003EP1284929A1 Autocycle control of cooling water systems
02/20/2003US20030035889 Cleaning the alloy surface of iron and chromium, aluminum and or silicon by pigging; passivating the alloy surface by steaming to form a mixed-oxide protective layer on the surface; corrosion resistance against harmful sulfur compounds
02/04/2003US6513462 Descaling device for steam generator
12/2002
12/05/2002US20020178957 Device, system and method for on-line explosive deslagging
09/2002
09/12/2002WO2002070968A1 Cleaning system for refrigerator condenser
09/12/2002US20020124586 Cleaning system for refrigerator condenser
09/04/2002CN1367369A Gas water-heater cleaning machine
08/2002
08/22/2002US20020112638 Device, system and method for online explosive deslagging
08/13/2002US6431073 Device, system and method for on-line explosive deslagging
07/2002
07/17/2002CN2500913Y Energy-saving electronic scaler
07/10/2002CN2499787Y Environment protection energy saving type air conditioner
06/2002
06/26/2002EP1216391A1 Device, system and method for on-line explosive deslagging
06/13/2002WO2002046680A1 A method or removing deposits that are difficult to dissolve
06/13/2002US20020070073 Acoustic soot blower, and method for operating the same
04/2002
04/17/2002CN1345410A Descaling device for steam generator
04/11/2002US20020040576 Reversible recuperator
03/2002
03/28/2002US20020035830 Reversible recuperator
02/2002
02/28/2002WO2001063175A3 Reversible recuperator
02/20/2002EP1180233A1 Thermal gasification installation
02/13/2002EP0974035B1 Device, system and method for on-line explosive deslagging
01/2002
01/09/2002EP1170567A1 Descaling device for steam generator
12/2001
12/12/2001EP1162406A1 Acoustic soot blower, and method of operating the same
11/2001
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
11/15/2001WO2001086206A1 Method for removing deposits in combustion chambers of thermal installations during operation
11/08/2001WO2001083375A1 Autocycle control of cooling water systems
11/08/2001CA2402982A1 Autocycle control of cooling water systems
10/2001
10/02/2001US6295696 Vacuum apparatus for cleaning condensers and the like
08/2001
08/30/2001WO2001063175A2 Reversible recuperator
08/28/2001US6280635 Autocycle control of cooling water systems
08/23/2001US20010015273 Heat recovery apparatus and method of minimizing fouling in a heat recovery apparatus
08/16/2001DE10044991A1 Vorrichtung, System und Verfahren zum on-line Explosions-Entschlacken Apparatus, system and method for on-line exploded Purification
08/09/2001WO2001057462A1 Descaling device for steam generator
08/08/2001EP1122491A1 Heat recovery apparatus and method of minimising fouling in a heat recovery apparatus
07/2001
07/26/2001WO2001053754A1 Acoustic soot blower, and method of operating the same
07/12/2001US20010007247 Device, system and method for on-line explosive deslagging
03/2001
03/22/2001WO2001020239A1 Device, system and method for on-line explosive deslagging
01/2001
01/10/2001EP1067349A2 Device, system and method for on-line explosive deslagging
11/2000
11/16/2000WO2000068631A1 Thermal gasification installation
10/2000
10/18/2000CN1057603C Method and apparatus for introducing hot process of flue gases into gas coder
09/2000
09/28/2000DE19911591A1 Verfahren zur Spülung und Reinigung von Brauchwassersystemen, Brauchwasserleitungen, Heizungssystemen o. dgl. A method for flushing and cleaning of water systems, hot water pipes, heating systems o. The like.
09/20/2000EP1036603A1 Cleaning and rinsing method for water piping systems and for water piping and heating systems
08/2000
08/09/2000EP1025053A1 Performance-based control system
02/2000
02/23/2000EP0829695A4 Method of cleaning the inner surface of a steel circulation system using a lead-based liquid metal coolant
02/15/2000US6024164 Heat exchanger assembly
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
01/25/2000US6017399 Exposing steam phase having one or more volatile amines to the surface of component laden with solid deposit which has an acidic site and a basic site to absorp inorganic cation and anion and selective sorption of volatile amines
12/1999
12/02/1999DE19822293A1 Charge air cooler for large engine, particular ship engine
03/1999
03/16/1999US5882431 Two phased flow developed by injection of hydrogen into coolant alone or mixed with inert gases
03/11/1999WO1999011578A1 Performance-based control system
01/1999
01/07/1999DE19728565A1 Method for cleaning heating body lamellas
01/05/1999US5855791 Performance-based control system
11/1998
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
09/1998
09/24/1998DE19717883A1 Water flow-control assembly creates repeated change from turbulent to laminar flow
09/17/1998DE19710430A1 Procedure for cleaning of dust or ash laden surfaces in contact with hot gas
07/1998
07/23/1998WO1998031975A1 Device, system and method for on-line explosive deslagging
07/14/1998US5779814 Method for controlling and removing solid deposits from a surface of a component of a steam generating system
06/1998
06/23/1998US5769034 Device, system and method for on-line explosive deslagging
05/1998
05/20/1998DE19645914A1 Removal of solid pollutants in a gas duct
04/1998
04/22/1998EP0595867B1 A method of removing deposits from the walls of a gas cooler inlet duct, and a gas cooler inlet duct having a cooled elastic metal structure
03/1998
03/18/1998EP0829695A1 Method of cleaning the inner surface of a steel circulation system using a lead-based liquid metal coolant
09/1997
09/25/1997WO1997035156A1 Method of cleaning the inner surface of a steel circulation system using a lead-based liquid metal coolant
06/1997
06/26/1997DE19548595A1 Surface treatment for heat exchangers, especially those with aluminium fins
06/25/1997EP0780163A1 Process and apparatus for treating the internal surface of heat exchangers
06/25/1997EP0780162A1 Heat exchanger with a three-dimensional internal surface having a coating, process and appratus for coating a heat exchanger
06/11/1997CN2256093Y Acounstic wave dust eliminator
11/1996
11/21/1996DE19518323A1 Heat exchange between process and cooling fluids
11/13/1996CN2240135Y Dredger of heat exchanger
10/1996
10/08/1996US5562400 Self-propelled lifting apparatus
09/1996
09/24/1996US5558157 Apparatus and method of removing microfouling from the waterside of a heat exchanger
08/1996
08/08/1996WO1996024021A1 Heat exchanger
08/08/1996CA2212051A1 Heat exchanger
05/1996
05/01/1996EP0709626A2 Improved heat transfer method and apparatus
05/01/1996CA2161604A1 Heat transfer method and apparatus
03/1996
03/21/1996WO1996008677A1 Process for cleaning superheaters and other heat-transferring surfaces in recovery boilers
02/1996
02/13/1996US5490392 Heat transfer method and apparatus
01/1996
01/25/1996DE19520760A1 Exhaust gas heat exchanger arranged in housing through which hot exhaust gases are passed
11/1995
11/23/1995WO1995031308A1 Self-propelled lifting apparatus
10/1995
10/11/1995CN2209789Y Frequency-converting sound wave cleaning device for boiler
09/1995
09/27/1995EP0674024A2 Method for controlling and removing solid deposits from a surface of a component of a steam generating system
09/18/1995CA2144572A1 Method for controlling and removing solid deposits from a surface of a component of a steam generating system
08/1995
08/22/1995US5443654 Heat exchanging, cooling the metal duct so that deposits become brittle, ready detaching
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