Patents for F28G 1 - Non-rotary, e.g. reciprocated, appliances (1,988)
02/1988
02/09/1988US4724007 Method of cleaning pipes and tubes by pigging using water hammer shock waves
01/1988
01/12/1988US4718480 Apparatus and method for scraping the interior of a fluid handling device
01/12/1988US4718376 Boiler sootblowing control system
01/06/1988CN85104615B Purifying device for regenerating heat-exchanging unit
12/1987
12/23/1987EP0172244B1 Installation for cleaning heat exchange surfaces of storage masses in circulation regenerative heat exchangers
12/16/1987EP0249480A1 Sludge lance wand
12/03/1987DE3618362A1 Heat exchanger with cleaning device
11/1987
11/10/1987US4705057 Cleaning device for regenerative heat exchangers
10/1987
10/28/1987EP0242450A1 Method of manufacturing open-celled cleaning bodies for the internal cleaning of tubes of water-cooled tube-type heat exchangers
10/20/1987US4700662 Sludge lance wand
10/13/1987USRE32517 Method and apparatus for cleaning heated surfaces
10/08/1987WO1987005992A1 Device for selective insertion of cleaning elements into heat exchanger tubes
10/08/1987DE3611424A1 Vorrichtung zur selektierten zufuehrung von reinigungskoerpern in die rohre von waermetauschern Apparatus for supplying reinigungskoerpern selected in the tubes of heat exchangers
09/1987
09/29/1987US4696318 Washing methods and apparatus for heat exchanger tube cleaning plugs
09/22/1987US4694892 Apparatus for retrieving spherically shaped cleansing bodies
09/15/1987US4693305 System for controlling fluid flow in a tube of a heat exchanger
09/08/1987US4692253 Method and apparatus for removing extraneous matters
09/08/1987US4691723 Apparatus for cleaning radioactive tube banks
08/1987
08/25/1987US4688630 Apparatus for retrieving spherically shaped cleansing bodies
07/1987
07/30/1987DE3624593C1 Device for periodic cleaning of shell- and -tube heat exchanges during operations
07/14/1987US4680113 Sieve arrangement for recovering cleaning particles from a cooling-water stream downstream of a heat exchanger
06/1987
06/30/1987US4676302 Collecting device for cleaning members on a heat exchanger
06/30/1987US4676301 Method of cleaning an inner surface of a heat transfer tube in a heat-exchanger
06/10/1987EP0224490A1 Device and process for cleaning a recirculation-type regenerative heat exchanger.
06/03/1987EP0224271A1 Condenser having apparatus for monitoring conditions of inner surface of condenser tubes
06/03/1987EP0224270A1 Method of monitoring the inner surface of copper-alloy condensor tubes
05/1987
05/27/1987CN86107449A Method for cleaning inner surface of heat transfering tube of heat exchanger
05/26/1987US4668344 Method for cooling coke and generating superheated high pressure steam
05/26/1987US4667732 Heat exchanger tube cleaning system
05/20/1987EP0222056A1 Waste heat recovery apparatus
05/12/1987US4664180 Heat recovery unit for stoves
05/06/1987EP0220347A1 tube cleaners for cleaning the inside of a tube
04/1987
04/29/1987EP0219882A1 Process and automatic cleaning device for gaseous fluids
04/16/1987DE3614024C1 Device for cleaning heat exchangers
03/1987
03/31/1987US4653435 Sludge removal device for cleaning the tubular plate of a steam generator
03/25/1987EP0215396A2 Mobile articulatable tube bundle cleaner
03/17/1987US4649987 Apparatus for cleaning the heat-exchanging surfaces of the storage elements of rotary regenerative heat exchangers
03/11/1987EP0213380A2 Soot blower
03/04/1987CN86105365A 吹灰器 Sootblowers
03/03/1987US4646768 Extendable and retractable cleaning apparatus
02/1987
02/24/1987CA1218313A1 Apparatus for removing foreign matters from condenser cooling water
02/24/1987CA1218202A1 Tube cleaner
02/17/1987US4643248 Protection of heat exchanger tube ends
02/04/1987EP0210936A1 Rotary switch with a conical, axially displaceable plug
02/04/1987CN85100312A Heat exchange type dust catcher with static electricity and hot pipes
02/03/1987US4640346 Tube lane manipulator for the high-pressure blow-down of heat exchangers
01/1987
01/28/1987CN86105734A Rotary switching device provided with an axially displaceable conical chamber
01/13/1987CA1216572A1 Method and apparatus for continuously cleaning a heat exchanger during operation
12/1986
12/23/1986US4630672 On line scrubbing system for plate and frame heat exchangers
12/10/1986CN85104615A Purifying device for regenerating heat-exchanging unit
12/09/1986US4627486 Correction for tube sheet misalignment in heat exchangers having tube cleaning arrangements therein
11/1986
11/26/1986CN86103257A Correction for tube sheet misalignment in heat exchangers having tube cleaning arrangements therein
11/20/1986WO1986006823A1 Lock for retaining spherical cleaning bodies
11/20/1986WO1986006822A1 Lock for retaining spherical cleaning bodies
11/12/1986EP0200820A1 Sluice for collecting spherical cleaning bodies
11/06/1986WO1986006464A1 Device and process for cleaning a recirculation-type regenerative heat exchanger
11/05/1986EP0199856A1 Sluice for collecting spherical cleaning bodies
11/04/1986US4620589 Device for cleaning the pipes of pipe heat-exchangers
10/1986
10/21/1986US4617987 Apparatus for cleaning heat exchanger tubes
10/01/1986EP0195994A2 Manipulator for a tube lane for high-pressure de-sludging in a heat exchanger
08/1986
08/26/1986US4607686 Basket retainer for heat exchanger tube cleaning element
08/19/1986US4606403 Apparatus and method for cleaning condenser tubes of a refrigerator
08/13/1986EP0190318A1 Multi-way valve for changing the flow direction of gaseous or liquid media
07/1986
07/29/1986US4602677 Convection cooler
07/15/1986US4600153 Cleaning tool
07/09/1986EP0186687A1 Collector sleeve for heat exchanger tube cleaning devices
07/02/1986EP0186536A1 Apparatus for removing sludge for a cleaning installation of a steam generator tube sheet, and steam generator having such an apparatus
06/1986
06/17/1986US4595050 Heat exchanger tube cleaning element capturing device with retainer rotation prevention
06/17/1986US4595049 Basket retainer for heat exchanger tube cleaning element
06/11/1986EP0183898A1 Fluid flow diverter valve with improved flow-through construction
06/03/1986US4592417 Heat exchanger tube cleaning element capturing device with offset stop
05/1986
05/07/1986EP0180228A2 In-situ removal of oily deposits from the interior surfaces of conduits
04/1986
04/22/1986US4583586 Apparatus for cleaning heat exchanger tubes
04/22/1986US4583585 System for cleaning tube-type exchangers automatically during operation
04/22/1986US4583496 Soot blower
04/22/1986CA1203445A1 Soot blower
04/08/1986CA1202754A1 In-situ conduit cleaning process
04/02/1986EP0176419A1 Tube-cleaning device
04/01/1986US4579596 In-situ removal of oily deposits from the interior surfaces of conduits
04/01/1986US4578838 Sluice for cleaning bodies
03/1986
03/26/1986EP0175563A1 Apparatus for providing oscillating contaminant-removal stream
03/18/1986US4576123 Workpiece positioning apparatus with plural sensors
03/13/1986WO1986001583A1 Multi-way valve for changing the flow direction of gaseous or liquid media
03/11/1986US4574744 Waste heat boiler system, and method of generating superheated high pressure steam
02/1986
02/26/1986EP0172244A1 Installation for cleaning heat exchange surfaces of storage masses in circulation regenerative heat exchangers.
02/13/1986EP0152439A4 Method and apparatus for cleaning pipes, tubes, etc.
02/11/1986US4569388 Apparatus for the treatment of a contaminated gas of elevated temperature
02/11/1986US4569097 Tube cleaners
02/04/1986US4567622 Sootblower nozzle apparatus
01/1986
01/28/1986US4566890 Self purging fin cooler
01/28/1986US4566533 Apparatus for cleaning heat exchanger pipes and methods of operating an apparatus of this type
01/28/1986US4566406 Sludge removing apparatus for a steam generator
01/22/1986EP0168728A1 Apparatus with plural sensors for positioning a fluid lance nozzle
01/07/1986US4562886 Tube cleaner
01/07/1986US4562885 Plate heat exchanger and pressure blast cleaner
01/03/1986WO1986000127A1 Collector sleeve for heat exchanger tube cleaning devices
01/02/1986EP0166190A2 Cleaning device for a regenerative heat exchanger
01/02/1986EP0102356B1 Tube cleaner
12/1985
12/31/1985US4561495 Alignment of basket retainer clips for heat exchanger tube cleaning elements
12/31/1985US4561368 Sewing machine having the needle holder magazine with automatic coupling and decoupling of thread containing needles and needle holders
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