| Patents for F22B 19 - Water-tube boilers of combined horizontally-inclined type and vertical type, i.e. water-tube boilers of horizontally-inclined type having auxiliary water-tube sets in vertical or substantially-vertical arrangement (33) |
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| 02/12/2015 | US20150040842 Thermal Storage Condensing Boiler or Heat Exchanger |
| 12/31/2014 | CN204062978U 一种双锅筒沉降室喷淋脱硝角管锅炉 A dual-drum settling chamber spray angle tube boilers denitration |
| 04/30/2014 | CN102149968B Straight through boiler |
| 11/21/2013 | WO2013173328A1 Thermal storage condensing boiler or heat exchanger |
| 08/10/2011 | CN102149968A Continuous steam generator |
| 05/25/2011 | EP2324286A2 Continuous steam generator |
| 12/30/2010 | US20100326373 Boiler with improved hot gas passages |
| 07/15/2010 | WO2010078707A1 Suspension device for spiral water wall |
| 06/17/2010 | WO2010028978A3 Continuous steam generator |
| 04/28/2010 | EP2180251A1 Continuous-flow steam generator |
| 04/28/2010 | CN201443749U Combined drum boiler |
| 08/27/2009 | US20090211539 Reaction chamber for a direct contact rotating steam generator |
| 01/15/2009 | WO2008131490A9 Method and apparatus for external combustion engine |
| 12/17/2008 | EP1544540B1 Furnace wall structure |
| 11/06/2008 | WO2008131490A1 Method and apparatus for external combustion engine |
| 04/23/2008 | CN201050775Y Steam injection boiler with four return loop pipeline |
| 04/23/2008 | CN201050774Y Subcritical pressure steam injection boiler |
| 03/19/2008 | CN101144614A Steam injection boiler with four return loop pipeline |
| 03/19/2008 | CN101144613A Steam injection boiler with double return loop pipeline |
| 03/18/2008 | CA2498262C Furnace wall structure |
| 03/12/2008 | CN101140061A Subcritical pressure pouring boiler furnace |
| 01/30/2008 | CN201014420Y Vertical-horizontal two parts combination type third combustion numerical control energy-saving furnace |
| 11/14/2007 | CN200975655Y Scale formation proof heat accumulation device |
| 09/27/2006 | CN1277067C Furnace wall structure |
| 01/08/2003 | CN2530159Y Large capacity splitting combined boiler |
| 05/08/2002 | CN2490425Y Atmospheric steam boiler |
| 04/14/1999 | CN2314241Y Assembled vertical boiler |
| 02/11/1998 | CN2274283Y Pipeline boiler |
| 12/21/1994 | CN2185837Y High heat efficiency low furnace pressure tubular steam boiler |
| 04/20/1993 | US5203285 Uniform distribution heat-transfer pipe unit for double-layer fluids |
| 12/27/1991 | EP0462519A1 Uniform distribution heat-transfer pipe unit for double-layer fluids |
| 09/25/1991 | CN2085474U Low pressure pulse power boiler |
| 11/16/1988 | CN87207837U Dual-purpose high-temp. water and steam generating boiler with lignite-burning capability |