| Patents for F27B 1 - Shaft or like vertical or substantially vertical furnaces (4,707) |
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| 06/17/1998 | EP0714451B1 Method for the disposal/recycling of gas cylinders containing filling material |
| 06/17/1998 | CN1184926A Stairs like taper of vertical kiln |
| 06/10/1998 | EP0727022B1 Cooled gate valve disk |
| 06/09/1998 | CA2131428C Alloy material addition method and apparatus for smelting and melting furnaces |
| 06/02/1998 | US5759232 Method of charging materials into cupola |
| 05/27/1998 | CN2282673Y Pit resistance furnace |
| 05/22/1998 | WO1998021537A1 Device for discharging or mixing lump materials |
| 05/22/1998 | WO1998021536A2 Operating method and device for a shaft furnace |
| 05/22/1998 | CA2271435A1 Device for discharging or mixing lump materials |
| 05/14/1998 | DE19750773A1 Vorrichtung zum Austragen bzw. Durchmischen von stückigem Gut Device for dispensing or mixing of lumpy |
| 05/14/1998 | DE19646802A1 Verfahren und Vorrichtung zum Betreiben eines Schachtofens Method and apparatus for operating a shaft furnace |
| 05/13/1998 | CN1181360A Method for preheating power gas for vertical kiln production |
| 05/07/1998 | DE19748043A1 Gasification and melting furnace, especially for refuse treatment |
| 05/07/1998 | DE19647442A1 Slaked lime production from limestone burnt in furnace |
| 05/06/1998 | CN2280714Y Split type cement rotary kilin |
| 05/06/1998 | CN1038271C Apparatus for feeding reaction gases into a smelting furnace |
| 04/22/1998 | EP0837144A1 Cooling panel for shaft furnace |
| 04/22/1998 | CN2279572Y Large mechanical shaft kiln |
| 04/15/1998 | CN2278913Y Blower down-draft kiln |
| 04/14/1998 | US5738822 Shaft furnace charging device with rotating chute |
| 04/14/1998 | US5738511 Vertical shaft kiln |
| 04/09/1998 | DE19640497A1 Coke-fired gas circulation cupola furnace |
| 03/25/1998 | CN2277060Y Dust removing equipment of cupola |
| 03/18/1998 | EP0828859A1 Process for recovering and disposing of residues produced in cupola furnaces |
| 03/11/1998 | EP0665899B1 Process and device for melting scrap |
| 03/04/1998 | EP0826130A1 Process for melting of metal materials in a shaft furnace |
| 02/18/1998 | CN1173543A Blast furnace top sluice feed distributing device driven by wirerope |
| 02/11/1998 | CN2274328Y Mechanical vertical kiln with non-rotary central wind-tube annular grate |
| 02/05/1998 | WO1998004878A1 Method of melting oxidic slags and combustion residues, and device for carrying out this method |
| 02/05/1998 | CA2232610A1 Method of arrangement for melting oxidic slags and combustion residues |
| 02/04/1998 | CN2273841Y Self-combustion type boiler |
| 02/04/1998 | CN2273840Y Smoke-less combustion installation for industrial kiln |
| 02/03/1998 | US5713983 Degasification; comminution |
| 01/28/1998 | CN1171535A Method for improving central airing of shaft kiln |
| 01/21/1998 | CN2273006Y Complete sets of equipment for induction heating furnace |
| 01/21/1998 | CN2273005Y Waste heat involute eccentric equalizing air supply blast cupola |
| 01/14/1998 | CN2272559Y Self-air-heating melting-furnace |
| 01/14/1998 | CN2272558Y Side door-opening type electric air-heating furnace |
| 01/14/1998 | CN2272557Y Moveable energy-saving brick kilm furnace |
| 01/08/1998 | WO1998000568A1 Arc furnace with an electrode receiving chamber |
| 01/08/1998 | DE19626389A1 Lichtbogenofen mit Elektrodenaufnahmeraum Arc furnace electrode receiving space |
| 01/08/1998 | CA2259180A1 Arc furnace with an electrode receiving chamber |
| 01/07/1998 | EP0816515A1 Cooling plate for metallurgical furnaces of the iron and steel industry |
| 01/07/1998 | CN2272128Y Shaft heat treating furnace |
| 01/05/1998 | CA2209682A1 Plate cooler for metallurgical furnaces |
| 12/31/1997 | CN2271694Y Electric colsure verticle drying kiln with bottom hot air furnace |
| 12/30/1997 | US5702246 Shaft furnace for direct reduction of oxides |
| 12/16/1997 | US5698124 Magnesia fiber draw furnace |
| 12/11/1997 | WO1997046842A1 Vertical heat treatment device |
| 12/10/1997 | CN1167156A Process for producing molten pig iron or molten steel preproducts |
| 12/03/1997 | CN2269575Y 真空清洗炉 Vacuum cleaning furnace |
| 12/03/1997 | CN2269574Y Suspension joint unloading type mechanical vertical kiln |
| 12/03/1997 | CN2269573Y Down-draft kiln capable of smoke prevention and dust control |
| 12/02/1997 | US5694413 Procedure and apparatus for continuous supply of heat in electrically conductive bulk goods |
| 11/26/1997 | CN2268910Y Continuous aluminum melting and temperature holding furnace using gas fuel |
| 11/26/1997 | CN1166198A Metal fusion furnace and metal fusing method |
| 11/26/1997 | CN1166184A Scrap melting method |
| 11/06/1997 | DE19707047A1 Shaft furnace for direct reduction of oxide |
| 11/06/1997 | DE19616677A1 Stove for recycling refuse |
| 10/29/1997 | CN2266113Y Cement shaft kiln and rotary kiln coproduction equipment |
| 10/29/1997 | CN2266112Y Beam-column supported alkali fixation furnace |
| 10/22/1997 | CN2265520Y Deviant fire controller for vertical kiln |
| 10/21/1997 | US5678806 Plate coolers for shaft furnaces |
| 10/16/1997 | WO1997038140A1 Refractory liner and lining method for a vertical shaft metallurgical vessel |
| 10/15/1997 | CN2264887Y Movable clay-baking brick kiln with double-deck track |
| 10/14/1997 | US5676908 Plate for cooling shaft furnaces |
| 10/09/1997 | DE19613570A1 Method and device for burnout of furnace gas in shaft melting oven |
| 10/08/1997 | EP0730666B1 Device for loading a shaft furnace |
| 10/02/1997 | WO1997036012A1 Process for recovering and disposing of residues produced in cupola furnaces |
| 10/02/1997 | CA2223132A1 Process for recovering and disposing of residues produced in cupola furnaces |
| 10/01/1997 | CN1160840A Rotory vertical cement kiln |
| 10/01/1997 | CN1036016C Tapping method of blast furnace |
| 09/24/1997 | EP0796918A1 Method of charging scrap and coke materials into cupola |
| 09/12/1997 | WO1997033134A1 Process for melting of metal materials in a shaft furnace |
| 09/12/1997 | CA2217995A1 Process for smelting metallic raw materials in a shaft furnace |
| 09/10/1997 | EP0571599B1 Melting apparatus and method |
| 09/03/1997 | EP0793071A2 Furnace waste gas combustion control |
| 09/03/1997 | EP0792938A1 Scrap melting method |
| 09/02/1997 | US5662470 For processing wafers |
| 09/01/1997 | CA2198682A1 Furnace waste gas combustion control |
| 08/27/1997 | CN2260999Y Batch-type black-pottery special-use kiln |
| 08/27/1997 | CN2260998Y Apparatus for heating and drying wood by hot-air |
| 08/26/1997 | US5660542 Cupola burner |
| 08/20/1997 | EP0680592B1 Process and device for melting iron metallurgy materials in a coke-fired cupola |
| 08/20/1997 | CN2260298Y Hollow and repeated heating kiln with dust-collector |
| 08/20/1997 | CN2260297Y Vertical hot-blast stove with energy saving compensator |
| 08/19/1997 | US5657706 Apparatus for processing and vitrifying waste |
| 08/13/1997 | CN2259599Y Vertical ceiling down-draft kiln |
| 08/06/1997 | CN1156474A Static furnace for thermal decomposition solids at high temperature by thermal rediation |
| 08/05/1997 | US5653936 Method of cooling a hot surface and an arrangement for carrying out the method |
| 07/23/1997 | CN2258265Y Multi-functional operating apparatus for cement vertical kiln |
| 07/16/1997 | EP0784193A1 Metal fusion furnace and metal fusing method |
| 07/16/1997 | EP0783556A1 Static furnace for the thermal decomposition of solids at high temperatures by thermal radiation |
| 07/16/1997 | CN2257914Y Energy saving high temp gas kiln |
| 07/15/1997 | US5647888 Process for producing metals and metal alloys in a smelt reduction vessel |
| 07/03/1997 | WO1997023654A1 A method for the pneumatic delivery of plastics-containing materials into a reaction vessel |
| 06/26/1997 | DE19548155A1 Apparatus for regenerative firing of particulate material having two parallel cylindrical containers connected at top ends |
| 06/25/1997 | CN2257007Y Enamel coating (Taifolong) Solidifying heating furnice |
| 06/25/1997 | CN1152703A Vetical type quick melting furnace |
| 06/18/1997 | CN2256523Y Coal burning cast stone melting furnace |