| Patents for F28G 15 - Details (1,029) |
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| 05/30/1996 | WO1996015972A1 Improved apparatus for the mechanical projection of devices through tubes, etc. |
| 05/29/1996 | EP0714010A2 Regenerative heat exchanger |
| 05/28/1996 | CA2101207C Condensate drain controller |
| 05/23/1996 | WO1996015407A1 Sludge lance inspection and verification system |
| 05/15/1996 | EP0616680B1 Water lance blower for cleaning heat exchangers |
| 04/02/1996 | US5503115 Steam generator with a water lance sprayer for cleaning a surface of a heat exhanger of the steam generator, and a water lance sprayer in a steam generator |
| 02/28/1996 | EP0424487B1 Apparatus for projecting a flexible cable through a tube to be cleaned |
| 02/27/1996 | US5494235 Apparatus for projecting devices through tubes and conduits |
| 02/27/1996 | US5494004 For cleaning the interior walls of a heat producing system |
| 02/14/1996 | EP0696719A1 Liquid jet cleaning apparatus for a tubular plate of a heat exchanger and its use |
| 01/24/1996 | CN1115266A Method for guiding long units |
| 01/16/1996 | CA2065561C Hub assembly for sootblower |
| 11/16/1995 | WO1995030861A1 An upper bundle steam generator cleaning system and method |
| 11/02/1995 | EP0679855A1 Method of guiding an elongated element |
| 10/30/1995 | CA2143472A1 Process for the guiding of an elongated element |
| 10/18/1995 | CN2210375Y Sound magnifier |
| 09/19/1995 | US5451002 Multi-lance for cleaning tube bundles |
| 09/19/1995 | CA2095805C Self-adjusting packing gland for sootblower |
| 08/01/1995 | US5437295 Method and apparatus for constant progression of a cleaning jet across heated surfaces |
| 07/13/1995 | WO1995010722A3 Poppet valve having external adjustment for a flow restrictor |
| 07/04/1995 | US5429076 Open beam sootblower |
| 05/23/1995 | US5416946 Sootblower having variable discharge |
| 04/20/1995 | WO1995010722A2 Poppet valve having external adjustment for a flow restrictor |
| 04/19/1995 | EP0459980B1 Flexible lance and drive system |
| 03/14/1995 | US5397057 Lance machine with flexible lance |
| 02/08/1995 | EP0493402B1 Device for cleaning the insides of heat-exchanger tubes |
| 02/01/1995 | EP0636834A1 System and process for cleaning of a steam generator with a waterlance |
| 12/28/1994 | EP0631089A1 Apparatus for removing deposits from the tubesheet of a steam generator |
| 12/08/1994 | CA2125209A1 Apparatus for removing sludge deposits |
| 11/22/1994 | US5366561 Air preheater cleaning method |
| 11/22/1994 | US5365890 Open beam sootblower |
| 10/25/1994 | US5358212 Poppet valve having external adjustment for a flow restrictor |
| 10/11/1994 | US5353996 Sootblower frame and drive assembly |
| 10/11/1994 | US5353653 Heat exchanger abnormality monitoring system |
| 09/28/1994 | EP0617252A2 Open beam sootblower |
| 09/28/1994 | EP0616680A1 Water lance blower for cleaning heat exchangers. |
| 09/28/1994 | CN1092859A Lance machine with flexible lance |
| 09/20/1994 | US5348234 Cleaning lance machine |
| 08/23/1994 | US5341406 Sliding lance guide flexible lance system |
| 08/16/1994 | US5337438 Method and apparatus for constant progression of a cleaning jet across heated surfaces |
| 08/09/1994 | US5336331 Continuous condenser backflush and cleaning systems and methods for use thereof |
| 07/27/1994 | EP0607629A1 Lance machine with flexible lance |
| 06/28/1994 | US5323686 Tube jetting apparatus |
| 06/14/1994 | US5320072 Apparatus for removing sludge deposits |
| 05/03/1994 | US5307866 Apparatus for cleaning the inside of pipes in a heat exchanger |
| 04/05/1994 | US5299533 For cleaning interior surfaces of a boiler |
| 03/22/1994 | US5295762 Marine lock systems and methods |
| 02/15/1994 | US5286154 In bundle foreign object search and retrieval apparatus |
| 01/26/1994 | EP0580279A1 Self-adjusting packing gland for sootblower |
| 01/11/1994 | US5277153 Soot blower seal-bearing arrangement |
| 12/07/1993 | US5267533 Self-adjusting packing gland for sootblower |
| 11/30/1993 | US5265671 Apparatus for mechanically projecting devices through tubes |
| 11/16/1993 | US5261600 Vertical tube bundle cleaner |
| 11/10/1993 | EP0569161A2 Apparatus for cleaning of heated surfaces |
| 11/10/1993 | EP0569080A1 Cleaning lance machine |
| 09/23/1993 | DE4237743C1 Vertical heat exchanger mounting - has frame of profiled members and bottom supporting bracket hinging on horizontal axis |
| 09/08/1993 | CN1076019A Pressed water sprayer for cleaning of heat exchanger |
| 08/24/1993 | US5238502 Condenser backflush system and method for use |
| 08/18/1993 | EP0555277A1 Apparatus for projecting devices through tubes and conduits |
| 07/08/1993 | DE4142448A1 Water-jet lance for cleaning heat-exchangers |
| 06/24/1993 | WO1993012398A1 Water lance blower for cleaning heat exchangers |
| 06/24/1993 | CA2126184A1 Water lance blower for cleaning heat exchangers |
| 06/08/1993 | US5217167 Tube jetting apparatus |
| 05/26/1993 | CN1072495A Washing device for heat exchanger |
| 05/11/1993 | US5209324 Method for controlling a sootblower lubrication system |
| 02/09/1993 | US5184636 Cleaning lance device for cleaning pipe bundles of heat exchangers |
| 02/03/1993 | EP0526120A1 Sliding lance guide flexible lance system |
| 02/02/1993 | US5183218 Device for the operation of hoses containing a liquid under very high pressure |
| 12/08/1992 | CA1311166C Flexible lance and drive system |
| 11/19/1992 | EP0424487A4 Apparatus for mechanically projecting devices through tubes |
| 10/14/1992 | EP0508782A1 Hub assembly for sootblower |
| 10/13/1992 | US5154198 Tube jetting apparatus |
| 10/06/1992 | CA1308497C System for decontaminating the primary pipings and the water box of a nuclear plant steam generator |
| 09/16/1992 | CN1064560A In bundle foreign object search and retrieval apparatus |
| 09/02/1992 | EP0501648A2 In bundle foreign object search and retrieval apparatus |
| 09/02/1992 | EP0500834A1 Washing device for cross-flow plate heat exchangers |
| 07/14/1992 | US5129455 Multi-lance tube cleaning system having flexible portions |
| 06/23/1992 | US5123806 Oil cooler tube bundle positioning device |
| 06/17/1992 | EP0305483B1 Flexible lance for steam generator secondary side sludge removal |
| 06/09/1992 | CA1302809C Boiler tube wall inspection system |
| 05/20/1992 | CN2105040U Machinery for underneath sucking and mounting core of cooling exchanger |
| 05/14/1992 | WO1992008091A1 Apparatus for projecting devices through the tubes of heat transfer units in an on-line condition |
| 05/01/1992 | WO1992007786A1 Apparatus for projecting devices through tubes and conduits |
| 05/01/1992 | CA2094385A1 Apparatus for projecting devices through tubes and conduits |
| 04/11/1992 | CA2053039A1 Oil cooler tube bundle positioning device |
| 04/08/1992 | EP0479344A2 Working system for internal walls of the water-chamber in a vapour generator of a nuclear plant |
| 03/31/1992 | US5099911 Apparatus for mechanically projecting devices through tubes |
| 03/24/1992 | US5097564 Soot blower |
| 03/19/1992 | WO1992004589A1 Washing device for cross-flow plate heat exchangers |
| 03/04/1992 | EP0473234A1 Cleaning lance device for cleaning pipe bundles of heat exchangers |
| 02/25/1992 | US5090087 Hub assembly for sootblower |
| 02/18/1992 | CA1295897C Flexible lance for steam generator secondary side sludge removal |
| 12/04/1991 | EP0459597A1 Flexible lance for steam generator secondary side sludge removal |
| 11/27/1991 | CN1014929B Controllable method and apparatus for rapping dirt on heat exchanging surface |
| 11/26/1991 | US5067558 Multi-lance tube cleaning system |
| 11/19/1991 | US5065703 Flexible lance for steam generator secondary side sludge removal |
| 11/19/1991 | US5065472 Spring loaded brake assembly for indexing sootblower |
| 09/24/1991 | CA1289587C Apparatus for sealing retractable soot-blower lances |
| 09/18/1991 | EP0446653A1 Device for operating flexible elements |
| 08/06/1991 | US5036871 Flexible lance and drive system |