| Patents for F27B 21 - Open or uncovered sintering apparatus; Other heat-treatment apparatus of like construction (2,527) |
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| 05/25/1994 | CN2166394Y Energy-saving hot-pressed fritting furnace capable of continuous production |
| 05/17/1994 | US5312574 Method for sintering ceramic formed bodies |
| 05/04/1994 | CN1086266A Method and apparatus for producing sintering iron ores |
| 05/03/1994 | CA1329149C Process of purifying the exhaust gases from a sintering plant |
| 04/14/1994 | DE4234085A1 Hard-baking of pellets containing iron oxide - with successive utilisation of exhaust heat of the process |
| 04/05/1994 | US5299555 Frame element for forming a grate |
| 03/23/1994 | EP0587947A1 A process for the reduction roasting of manganese ores and a device therefor |
| 03/16/1994 | EP0586978A2 Automatic sintering machine |
| 03/03/1994 | WO1994004710A1 Method and apparatus for producing sintered ore |
| 03/03/1994 | DE4229029A1 Electrode for pressure sintering installation - comprises assembly of parallel metal pin electrodes |
| 03/02/1994 | CN1023903C Process and apparatus for sintering operation |
| 02/23/1994 | CN2157473Y Igniter for sinterer |
| 01/12/1994 | CN2153027Y Self-insulation sintering furnace for producing fly ash haydite |
| 12/29/1993 | CN2151429Y Energy saver for production of steam by waste heat from fritting furnace |
| 12/22/1993 | EP0574926A2 Process and apparatus for producing silicon nitride ceramic |
| 12/14/1993 | US5270022 Process for the reduction roasting of manganese ores and a device therefor |
| 11/02/1993 | US5257804 Device for igniting a bed of a mixture of materials such as ore and coke |
| 10/20/1993 | EP0566376A1 A method and equipment for sintering fly ashes of incinerated municipal waste |
| 09/29/1993 | EP0562252A1 Process and grate cooler for the cooling of warm bulk material |
| 09/23/1993 | DE4206007A1 High temp. resistant sintering support base - made of viscous mass with inorganic particles protruding from the surface to produce support for sinter prods. |
| 08/25/1993 | EP0429648B1 Sealing apparatus for sintering machines |
| 07/29/1993 | DE4219491A1 Sinter process for iron oxide based material contg. some combustible material |
| 07/07/1993 | EP0549816A1 Grid rod for the construction of a grid |
| 06/29/1993 | US5223019 Method and apparatus for sintering operation |
| 05/26/1993 | CN1072487A Units forming grate bottom |
| 04/07/1993 | EP0535727A1 Method for sintering iron oxide containing material on a sintering machine |
| 04/06/1993 | US5199868 For the sintering of sheets upon substrates |
| 04/04/1993 | CA2079766A1 Process of sintering iron oxide-containing materials on a sintering machine |
| 11/17/1992 | US5163363 Device for multiple-point application of equal forces |
| 11/11/1992 | CN1019049B New-type head and tail spiders for sintering machine |
| 10/21/1992 | CN2119630U Pellet mini-experimental roaster |
| 09/24/1992 | DE4109396A1 Prodn. of iron ore pellets, useful in metallurgical industry - comprises recirculating cover elements protecting the grate structure from heat |
| 09/01/1992 | US5143356 Sintering machine |
| 08/25/1992 | US5141687 Homogenizing magnesium and aluminum oxides, comminuting, roasting, milling, suspending in water with dispersants, plasticizers, binders, stirring, spray drying, compressing, sintering |
| 08/19/1992 | CN1063717A Device for igniting bed of mixture of materials such as ore and coke |
| 08/12/1992 | EP0498788A1 An arrangement for the thermal treatment of, and/or for passing a gas through, granular substances |
| 07/15/1992 | EP0494574A2 Device for multiple-point application of equal forces |
| 07/08/1992 | EP0493994A1 Apparatus for igniting a bed of mixed materials such as mineral and coke |
| 06/10/1992 | EP0489369A1 Gridplate |
| 05/21/1992 | DE4105510C1 Sintering plant where fine heavy metal dust and hazardous gas are removed - has dust removal appts. with electrostatic filter, quench cooler with liq. atomising nozzles, drop separator at gas outlet etc. |
| 05/20/1992 | CN2105032U Hanging top cyclone liquefied gas kiln |
| 04/15/1992 | EP0480168A1 Apparatus to uniformly apply a force on a row of stacks in asintering oven |
| 04/15/1992 | CN1060312A Process and apparatus for sintering operation |
| 03/18/1992 | EP0475449A1 Method and apparatus for sintering operation |
| 02/06/1992 | WO1992001898A1 Silicon nitride containers for sintering silicon nitride |
| 02/04/1992 | US5085582 Silicon nitride containers for the sintering of silicon nitride ceramics |
| 01/02/1992 | EP0463666A1 Sintering machine |
| 12/24/1991 | US5074531 Sealing apparatus for sintering machine |
| 12/20/1991 | CA2044637A1 Sintering machine |
| 10/09/1991 | CN1014270B Apparatus for charging material to be sintered into sintering machine |
| 09/18/1991 | EP0446779A2 Process and installation for treating oil-containing mill scale and similar materials |
| 09/17/1991 | US5048666 Nuclear fuel pellet transfer escalator |
| 09/04/1991 | CN1013805B Process of thermally threating lump or agglomerated materials on a moving grate |
| 06/05/1991 | EP0429648A1 Sealing apparatus for sintering machines |
| 05/15/1991 | EP0426799A1 Continuous furnace |
| 04/23/1991 | US5009707 Method for manufacturing agglomerates of sintered pellets |
| 03/26/1991 | US5002262 Apparatus for charging material to be sintered into a sintering machine |
| 01/24/1991 | DE3924075A1 Sintering furnace for raw material treatment - has continuously moving belt and burner assembly |
| 01/24/1991 | DE3924074A1 Handling of raw materials - involves continuous sintering furnace with carefully controlled combustion to burn off organic material |
| 01/02/1991 | EP0405257A1 Process for the production of a sintering device |
| 12/27/1990 | WO1990014184A3 Continuous furnace |
| 12/24/1990 | CA2019213A1 Sintering device and process for the manufacture thereof |
| 11/29/1990 | WO1990014184A2 Continuous furnace |
| 11/22/1990 | EP0398612A1 Sintering method for preparation of planar oxide superconductor |
| 11/15/1990 | WO1990013782A1 Sealing apparatus for sintering machines |
| 11/15/1990 | CA2016680A1 Sintering method for preparation of planar oxide superconductor |
| 10/31/1990 | WO1996034513A1 Method and device for the heat treatment of materials in a microwave oven and use of this method and this device |
| 10/30/1990 | US4966548 Grate cooler device for the heat treatment of bulk material |
| 09/26/1990 | CN1009757B Apparatus and method for feeding sintering raw mix |
| 09/19/1990 | CN2062430U Sintering trolley |
| 09/05/1990 | EP0385195A1 Nuclear fuel pellet transfer arrangement |
| 08/29/1990 | CN1044957A Surface-boring sintering method and boring device |
| 08/22/1990 | EP0383079A2 Method for manufacturing agglomerates of sintered pellets |
| 07/25/1990 | EP0378821A2 Pusher grate installation for the heat treatment of bulk material |
| 04/11/1990 | CN1041215A Apparatus for charging material to be sintered into sintering machine |
| 03/28/1990 | CN2055240U Figure-v fin and "head-tail" spider wheel of sintering trolley |
| 03/27/1990 | US4912302 Furnace for sintering ceramics, carbon heater used therefor and process for sintering ceramics |
| 03/21/1990 | EP0359108A1 Apparatus for charging material to be sintered into a sintering machine |
| 03/14/1990 | CN1040430A New-type head and tail spiders for sintering machine |
| 02/14/1990 | EP0354613A1 Process for cleaning exhaust gases from a sintering installation |
| 12/06/1989 | CN2048951U Igniter for multifuel sintering |
| 09/26/1989 | CA1261146A1 Process of thermally treating lump or agglomerated materials on a travelling grate |
| 04/05/1989 | CN2035452U Control system for bed of material thickness in sintering machine |
| 02/28/1989 | US4807734 Pellet-press-to-sintering-boat nuclear fuel pellet loading apparatus |
| 02/08/1989 | EP0302120A1 Apparatus for recovering waste heat of sintering |
| 01/25/1989 | EP0300246A2 A pellet-press-to-sintering-boat nuclear fuel pellet loading apparatus |
| 01/24/1989 | US4799880 Method and apparatus for analyzing product flow |
| 12/07/1988 | EP0294066A2 Furnace for sintering ceramics and process for sintering ceramics |
| 11/23/1988 | CN88203513U Gravity hammer oscillating plate type sealing device |
| 10/26/1988 | CN88101909A Apparatus and method for feeding sintering raw mix |
| 10/19/1988 | CN88210060U Sintering machine |
| 09/21/1988 | CN87101959A Box type step-by-step sintering process and relevant apparatus |
| 08/25/1988 | WO1988006227A1 Apparatus for recovering waste heat of sintering |
| 05/25/1988 | EP0268000A1 Sintering plant |
| 05/11/1988 | CN86208905U Sintering machine stage roller sealing |
| 02/03/1988 | EP0254881A2 Thermal isolation for a high pressure sintering furnace |
| 02/02/1988 | CA1232132A1 Ignition device for sintering machine |
| 12/10/1987 | DE3618606A1 Roller grate as well as grate bar for a roller grate |
| 10/07/1987 | CN86210426U Grid for the cart of sintering machine |
| 09/01/1987 | CA1226275A1 Molded metal grate element for high temperature solids/fluid heat exchanger, said grate having an integral lock-in device |