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