| Patents for F27D 13 - Apparatus for preheating charges; Arrangements for preheating charges (1,413) |
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| 09/11/1990 | US4955986 Method for the heat treatment of finely granular material |
| 09/09/1990 | WO1990010604A1 Method and apparatus for heat processing glass batch materials |
| 09/06/1990 | DE3906653A1 Melt-down unit with shaft-type charging-material preheater |
| 09/05/1990 | EP0385434A2 Smelting unit with a shaft for charging and preheating the charge |
| 09/03/1990 | WO1990010086A2 Melting aggregate with shaft for preheating charged materials |
| 07/12/1990 | WO1990006481A3 Furnace for melting down scrap iron |
| 07/05/1990 | DE3841920C1 Installation for baking glazed stoneware pipes |
| 06/27/1990 | EP0256138B1 System for scrubbing gas used for preheating of scrap for steelmaking |
| 06/14/1990 | WO1990006481A2 Furnace for melting down scrap iron |
| 06/07/1990 | DE3840486A1 Ofenanlage zum einschmelzen von schrott Furnace to melt scrap of |
| 06/05/1990 | CA1269829A1 Apparatus for heating charging material |
| 05/29/1990 | US4929178 Method for the heat treatment of finely granular material |
| 05/16/1990 | EP0190313B1 Method and apparatus for continuous steelmaking |
| 05/08/1990 | US4923177 Continuous preheat scrap charging system and method |
| 05/01/1990 | US4922505 Plant for utilization of exhaust gases of an electric steel furnace |
| 05/01/1990 | US4921521 Method and furnace for melting inorganic materials |
| 04/03/1990 | US4913742 Process of making cement clinker and apparatus for performing said process |
| 03/28/1990 | EP0359808A1 Container. |
| 02/06/1990 | CA1265334A1 Preheater |
| 12/13/1989 | CN2049335U Preheating furnace for electrically melting magnesium |
| 11/08/1989 | EP0340226A1 A method of preheating scrap |
| 10/18/1989 | EP0187861B1 Apparatus for preheating and charging raw materials for electric furnace |
| 10/03/1989 | US4870981 Setting chambers for concrete parts |
| 09/21/1989 | WO1989008812A1 Container |
| 09/21/1989 | WO1989008810A1 Method and installation for recovering energy in metallurgical processes |
| 09/19/1989 | CA1259485A1 Arrangement for preheating scrap |
| 08/01/1989 | US4852858 Charging material preheater for preheating charging material for a metallurgical smelting unit |
| 07/18/1989 | US4848993 Cyclone |
| 05/23/1989 | CA1254384A1 Process and apparatus for thermally treating fine- grained solids, particularly for burning ground raw material for making cement |
| 04/27/1989 | DE3804155C1 Method for operating heating stations for charge materials of metallurgical melting furnaces |
| 04/26/1989 | CN1004028B Apparatus for heating charges |
| 04/11/1989 | CA1252290A1 Method of drying particulate material |
| 03/14/1989 | US4812117 Method and device for pre-heating waste metal for furnaces |
| 03/08/1989 | EP0209532B1 Apparatus for heating charging material |
| 01/04/1989 | CN1030132A Process for preheating blanks casted in continous casting machine or worked in metal working apparatus in order to send them into metal working and/or reworking machine |
| 11/29/1988 | CA1245462A1 Method and apparatus for batch preparation and feeding into the smelting process |
| 11/23/1988 | EP0291701A1 Charge preheater for preheating the charge of a metallurgical melting installation |
| 11/23/1988 | CN88102184A Charging material preheater for preheating charging material for a metallurgical smelting unit |
| 11/15/1988 | US4784603 Delacquering aluminum cans |
| 11/15/1988 | US4784216 Heating and/or drying apparatus |
| 11/08/1988 | CA1244488A1 Process and apparatus for manufacturing low sulfur cement clinker |
| 11/01/1988 | US4781171 Gas fired particulate melting apparatus and method |
| 10/26/1988 | CN88101590A 旋流器 Cyclone |
| 10/20/1988 | WO1988007896A1 Disposal and recycling of scrap metal from sea and other vessels |
| 10/05/1988 | EP0284698A1 Improvements on setting chambers for concrete parts |
| 10/04/1988 | US4775134 Arrangement for preheating scrap |
| 09/28/1988 | EP0284184A1 Cyclone |
| 08/31/1988 | CN87216586U Metal gas preheater |
| 08/16/1988 | CA1240507A1 Device for the uniform application of gas on a plane surface |
| 08/02/1988 | US4760650 Method of drying particulate material |
| 07/26/1988 | CA1239536A1 Method and apparatus for preheating scrap in a bucket |
| 06/16/1988 | WO1988004397A1 A method of preheating scrap |
| 06/01/1988 | EP0268606A1 Method and device for pre-heating waste metal for furnaces. |
| 05/03/1988 | CA1235905A1 Method for continuous steelmaking |
| 04/12/1988 | US4736529 Device for the uniform application of gas on a plane surface |
| 04/05/1988 | US4736383 Method for melting scrap or other materials and apparatus for implementing the method |
| 03/24/1988 | WO1988002093A1 Heating and/or drying apparatus |
| 02/24/1988 | EP0256138A1 System for scrubbing gas used for preheating of scrap for steelmaking |
| 02/16/1988 | CA1232755A1 Method of removal of impure gases at the time of scrap preheating, and equipment for use of same |
| 02/16/1988 | CA1232754A1 Method of removal of impure gasses from scrap preheating and equipment for use of same |
| 02/03/1988 | EP0255411A1 Process and installation to preheat in a firing furnace carbonaceous products such as electrodes |
| 12/16/1987 | EP0248971A1 Installation for preheating scrap |
| 11/24/1987 | US4708640 Apparatus for batch preparation and feeding into the smelting process |
| 11/10/1987 | US4705474 Method and apparatus for batch preparation and feeding into the smelting process |
| 10/22/1987 | WO1987006331A1 Method and device for pre-heating waste metal for furnaces |
| 10/20/1987 | US4701126 Elevated temperature dehydration section for particle drying pulse jet combustion systems |
| 09/22/1987 | US4695325 Method and apparatus for producing clinker |
| 09/22/1987 | US4695249 Feed system for particle drying pulse jet combustors |
| 09/16/1987 | EP0236666A2 Process for reheating semiproducts from continuous-casting installations or from shaping installations for their introduction into shaping and/or finishing installations |
| 09/08/1987 | US4692113 System using electric furnace exhaust gas to preheat scrap for steelmaking |
| 09/08/1987 | US4691899 Apparatus for reactor iron making |
| 09/01/1987 | US4690638 Water cooled scrap preheating bucket |
| 08/27/1987 | DE3644625A1 Arrangement for pretreatment of scrap |
| 08/18/1987 | US4687440 Apparatus for heating charging material |
| 08/13/1987 | WO1987004729A1 System for scrubbing gas used for preheating of scrap for steelmaking |
| 08/11/1987 | US4685970 Solids preheated in multistage heat exchanger by mixture of exhaust gases from furnace and reaction vessel |
| 07/23/1987 | DE3601084A1 Process for reheating semifinished products cast in a continuous casting installation and apparatus for carrying it out |
| 07/21/1987 | US4681535 Preheating mechanism for source metal for melt |
| 06/30/1987 | US4676742 Preheater for reverberatory melting furnaces |
| 06/30/1987 | CA1223509A1 Method of and a plant for preheating and, possibly, heat-treating and subsequently dividing rod-shaped material into slugs |
| 06/24/1987 | EP0225939A1 Process for melting scrap or the like, and apparatus for performing the same |
| 06/02/1987 | US4670054 Heat processing of particulate material |
| 05/19/1987 | US4666402 Method and apparatus for preheating scrap in a bucket |
| 05/12/1987 | US4664625 Method and apparatus for heat treatment, capable of being used for making a hydraulic binder, including a post-combustion step |
| 05/05/1987 | US4662945 Reduction, oxidation, absorption |
| 04/29/1987 | EP0219824A1 Method and apparatus for preheating charge materials for continuous steelmarking |
| 04/07/1987 | US4655436 Method and apparatus for recovering and reusing energy from a melting furnace |
| 03/24/1987 | US4653065 Preheating mechanism for use with duplex electric-arc furnace system |
| 02/10/1987 | US4642048 Apparatus for continuously preheating and charging raw materials for electric furnace |
| 01/28/1987 | EP0209961A1 Method and apparatus for producing clinker |
| 01/28/1987 | EP0209532A1 Apparatus for heating charging material. |
| 01/20/1987 | EP0190313A4 Method and apparatus for continuous steelmaking. |
| 01/20/1987 | CA1216753A1 Method and apparatus for continuously manufacturing non-fired pellets |
| 01/13/1987 | US4636342 Method for continuously manufacturing non-fired pellets |
| 01/07/1987 | EP0207747A2 Process and apparatus for manufacturing low sulfur cement clinker |
| 01/07/1987 | CN86103195A Method and apparatus for producing clinker |
| 12/31/1986 | CN85203441U Energy-saving unit of coal dry heat stepping for industrial boiler |
| 12/09/1986 | US4627877 Method and apparatus for continuously producing a cement clinker |
| 12/03/1986 | CN86103737A Method for fine granular materials heating treatment |
| 10/28/1986 | US4619693 Combustion of dust particles |