| Patents for F24B 9 - Stoves, ranges, or flue-gas ducts, with additional provisions for heating water (2,436) |
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| 04/03/1991 | CN2074425U Multi-purpose self-blowing coal stove |
| 03/27/1991 | CN2073991U Dual-purpose heating stove with warming and cooking functions |
| 03/27/1991 | CN1050258A High efficiency civil gas stove |
| 03/20/1991 | CN2073556U Domestic waste-heat boiler |
| 03/20/1991 | CN2073555U Multipurpose stove with function of saving energy and water for shower-bath |
| 03/20/1991 | CN2073554U Multipurpose coal stove heating box |
| 03/13/1991 | CN2073092U Multifunction household cooking range |
| 03/06/1991 | CN2072655U Miniature water-gas stove |
| 02/27/1991 | CN2072200U Multifunctional briquet stove set |
| 02/20/1991 | CN2071763U Energy-saving water heater for coal stove |
| 02/13/1991 | CN2071306U Multifunctional micro power saving boiler |
| 02/06/1991 | CN2070879U High efficient energy saving stove using circulating water method for living and warming |
| 01/30/1991 | CN2070413U Chimney multi-hole water heating tank |
| 01/30/1991 | CN2070412U Domestic multi-function honeycomb briquet stove |
| 01/23/1991 | CN2069977U Energy-saving water heater attached to honeycomb briquet stove |
| 01/23/1991 | CN2069976U New-type energy-saving heating stovepipe |
| 01/09/1991 | CN2069079U Multi-purpose and energy-saving ranges for cooking |
| 01/02/1991 | CN2068650U Heating/cooking coal stove |
| 12/26/1990 | CN2068203U Burning multi-functional energy-saving steam box |
| 12/26/1990 | CN2068202U High-efficiency water warm stove |
| 12/26/1990 | CN2068201U Energy-saving heat-storing box of peasant family stove |
| 12/26/1990 | CN2068198U Domestic multi-purpose stove with cooking utensils heat receiver |
| 12/19/1990 | CN2067795U Multifunctional honeycomb briquet warm-air stove |
| 11/28/1990 | CN2066557U Multifunctional energy saving stove |
| 11/28/1990 | CN2066556U Waste heat collector for domestic stove |
| 11/28/1990 | CN2066555U Mutipurpose stove used for briquet |
| 11/21/1990 | CN2066112U Multi-purpose high-efficient coal-saving stove |
| 11/21/1990 | CN2066111U Multi-functional energy-saving furnace |
| 11/21/1990 | CN2066110U High-efficient quick heating furnace |
| 11/14/1990 | CN2065733U High-efficient secandary burning coal-saving stove with main and auxiliary range |
| 11/14/1990 | CN2065732U Domestic range using varied solid fuels |
| 11/14/1990 | CN2065731U Coal stove for heating |
| 11/07/1990 | EP0314722B1 Oven, in particular for burning solid fuels |
| 10/31/1990 | CN2064864U Single/double kitchen, waste heat oven, water heater |
| 10/24/1990 | CN2064468U V-type heating stoves with the function of intensfied heat-exchanging |
| 10/24/1990 | CN2064467U Multi-purpose hot-water stoves with quick-heating and power saving function |
| 10/24/1990 | CN2064466U Multi-function consecutive stoves |
| 10/24/1990 | CN2064465U Domestic coal saving range for shower of hot water |
| 10/24/1990 | CN2064464U High efficient coal-saving stoves |
| 10/17/1990 | CN2064019U Energy-saving and quick cooking pot |
| 10/10/1990 | CN2063611U Back-burning range with double fire gate |
| 10/03/1990 | CN2063202U Multipurpose convenient stove capable of self-generating gas |
| 10/03/1990 | CN2063201U High-efficient multifunction household stove |
| 10/03/1990 | CN1045858A Fully automatic universal boiler and component jigs thereof for cooking and daily use in a safety series of different sizes |
| 09/26/1990 | CN2062794U Multifunctional energy saving range with fast ignition |
| 09/26/1990 | CN2062793U Multifunctional coal range |
| 09/19/1990 | CN2062420U Steam high efficient multi-functional coal saving stove |
| 09/05/1990 | CN2061663U Energy-saving heating stove for domestic use |
| 09/05/1990 | CN1045170A Pi s model double-purpose hot water stove for life and heating |
| 09/05/1990 | CN1045169A Water heater on cooking stove |
| 08/29/1990 | CN2061253U High-efficiency coal stove using waste heat |
| 08/29/1990 | CN2061252U Domestic multifuel stove |
| 08/22/1990 | CN2060854U Multi-purpose honeycomb briquet stove with power saving function |
| 08/22/1990 | CN2060853U Semi-auto apparatus used for cooking and supply of heat |
| 08/22/1990 | CN2060852U Hot water tank of secondary backair coal range for supply of heat |
| 08/15/1990 | CN2060510U High efficiency energy-saving coal stove |
| 08/15/1990 | CN2060509U Firewood heating stove |
| 08/15/1990 | CN2060508U 高效节能采暖炉 Energy efficient heating stove |
| 08/08/1990 | CN2060203U Coal furnace heating unit |
| 08/01/1990 | CN2059966U Multifunction time-control honeycomb briquet stove |
| 08/01/1990 | CN2059965U Multipurpose energy-saving coal stove |
| 08/01/1990 | CN2059959U Multipurpose energy-saving cast-iron stove |
| 07/25/1990 | CN2059710U Energy-accumulating type household coal-burning stove |
| 07/18/1990 | CN2059484U Combined stove for central heating |
| 07/11/1990 | CN2059216U Multi-functional household boiler |
| 07/04/1990 | CN2058962U Inner-absorption water pipe heating-stove with air inlet pipe |
| 07/04/1990 | CN2058961U Multi-purpose three-heating three-circulation energy-saving range |
| 07/04/1990 | CN2058960U Multi-purpose heating stove with water container lid |
| 07/04/1990 | CN2058959U Sanitary high-efficient multi-purpose energy-saving heating stove |
| 07/04/1990 | CN2058958U Domestic multi-purpose heating-tube water heating stove with re-firing tunnel |
| 06/20/1990 | CN2058462U Combined vaporization honeycomb briquet range |
| 06/06/1990 | CN2057991U Domestic coal-saving heating unit |
| 06/06/1990 | CN2057990U Domestic energy-saving and heating stove of burning square coal |
| 06/06/1990 | CN2057989U Large square honeycomb briquet cooking range and appliance assembly |
| 05/30/1990 | CN2057722U Multi-functional self-producting gas coal-saving stove |
| 05/16/1990 | CN2057260U Energy-saving water heating tank for chimney |
| 05/09/1990 | CN2056976U Civil honeycomb briquet stove |
| 05/09/1990 | CN2056975U Multifunctional energy-saving water heating stove |
| 05/09/1990 | CN2056974U Heating stove |
| 05/02/1990 | CN2056732U High efficient horizontal multi-purpose heating stove |
| 04/25/1990 | CN2056493U Multi-purpose top closed water heating stove |
| 04/25/1990 | CN2056492U Heating by exhaust gases range with heat tube fire grate |
| 04/25/1990 | CN2056491U Multi-purpose high efficiency energy save coal-stove |
| 04/25/1990 | CN2056490U Stove for keeping warm |
| 04/25/1990 | CN2056488U Energy save rang type sandwiching pot |
| 04/11/1990 | CN2055908U Semi-gas dual-purpose stove for cooking and warming |
| 04/11/1990 | CN2055907U Double circulation household briquette multipurpose stove |
| 04/11/1990 | CN2055905U High efficiency heating stove |
| 04/04/1990 | CN2055574U Self-circulation water-heating system |
| 03/21/1990 | CN2054872U Multi-purpose honeycomb brquet stove |
| 03/07/1990 | CN2054151U Multifunctional household coal stove |
| 02/28/1990 | CN2053718U Pieced honeycomb briquet burning stove (range) |
| 02/21/1990 | CN2053301U Pi/s-type double-purpose water heating stove for kitchen and heating |
| 02/21/1990 | CN2053300U Honeycomb briquet heating stove |
| 02/21/1990 | CN1006932B Energy saving versatile dust removing stove |
| 02/07/1990 | CN2052490U Multi-purpose vaporization coal range |
| 02/07/1990 | CN2052489U Multi-functional coal stove against coal gas |
| 01/31/1990 | CN2052105U Multi-purpose coal-fired stove |
| 01/24/1990 | CN2051716U Heating and cooker apparatus for civil use |
| 01/17/1990 | CN2051332U Domestic serial coal-fired stove for tea-water-boiling, bathing, heating, cooking and baking |