| Patents for F27B 1 - Shaft or like vertical or substantially vertical furnaces (4,707) |
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| 03/22/1995 | CN2192623Y Narrow fire low kiln for calcine cement grog |
| 03/15/1995 | CN1027920C High-temp. hot-blast stove chamber for blast cupola |
| 03/14/1995 | US5397109 Reduced emissions metal melting furnace |
| 03/08/1995 | EP0641393A1 Method for melting copper |
| 03/08/1995 | CN2191401Y Composite heat insulation top board |
| 03/08/1995 | CN2191400Y Energy-saving loss-reducing double-layer coking kiln |
| 03/07/1995 | US5395096 Drop-in furnace lining |
| 03/02/1995 | WO1995006139A1 Method for the disposal/recycling of gas cylinders containing filling material |
| 03/01/1995 | CN2190773Y Cast iron cupola furnace for steel filing reduction |
| 03/01/1995 | CN1099361A Method and apparatus for sintering cement clinker |
| 02/23/1995 | DE4328164A1 Process for producing pig iron in a coke-fired shaft furnace |
| 02/22/1995 | EP0639231A1 Method for obtaining metal from a blast furnace or cupola furnace |
| 02/08/1995 | CN2189305Y Equipment for storage of adobe for track kiln |
| 01/26/1995 | DE4324699A1 Process and device for complete afterburning of process gases in a coke-heated shaft furnace |
| 01/26/1995 | DE4324111A1 Process and apparatus for burning mineralogical and petrographic compounds and mixtures |
| 01/25/1995 | CN2188187Y Sealed valve device for vacuum induction furnace |
| 01/25/1995 | CN2188186Y Truncated cone furnace |
| 01/12/1995 | DE4322250A1 Sintering furnace for ceramic material |
| 01/11/1995 | CN2187286Y Rigid feed distributing machine |
| 01/11/1995 | CN2187285Y Briquette calcining device in cement kiln |
| 01/11/1995 | CN2187284Y Multi-purpose small internal heated cupola |
| 01/11/1995 | CN2187283Y Refractory material checking furnace |
| 01/04/1995 | CN2186899Y Dispensing device for preheating decomposition system |
| 01/04/1995 | CN2186898Y Double-cylinder thrust rotating pin wheel hydraulic driving gear for mechanical verticle kiln |
| 12/27/1994 | CA1333662C Process for melting cold iron material |
| 12/21/1994 | CN2185875Y Improved tower type mechanical vertical kiln |
| 12/21/1994 | CN1096579A Kiln |
| 12/14/1994 | CN2185411Y Mini lime furnace |
| 12/07/1994 | CN2184904Y Air flow circulation device |
| 11/30/1994 | EP0626540A1 Method and device for the disposal of variously composed waste materials |
| 11/30/1994 | CN1095814A Energy saving kiln and its application method |
| 11/30/1994 | CN1026797C A process for producing metals and metal alloys in a smelt reduction vessel |
| 11/23/1994 | CN2183543Y Open hearth top-blown single-path second-combustion oxygen lance sprayer |
| 11/23/1994 | CN2183542Y Converting kiln for dewatering and slaking salt lime powder |
| 11/23/1994 | CN1095545A Procedure and apparatus for continuous supply of heat in electrically conductive bulk goods |
| 11/22/1994 | US5366536 Method of melting metals |
| 11/22/1994 | US5366170 Vertical shaft processor including an improved removal grate |
| 11/16/1994 | CN1095050A Narrow fire low kiln for calcining cement clinker |
| 11/08/1994 | US5362032 Apparatus for feeding gases into a smelting furnace |
| 11/08/1994 | CA1332871C Handling device for a distribution chute of a shaft furnace and drive mechanism suitable for this device |
| 11/08/1994 | CA1332870C Installation for charging a shaft furnace |
| 11/02/1994 | EP0622596A1 Method and apparatus for sintering cement clinker |
| 11/02/1994 | CN2181664Y Shaped coke coking furnace |
| 11/02/1994 | CN1026433C Apparatus for production of ferrous and non-ferrous metals |
| 10/27/1994 | WO1994024060A1 Device for processing and vitrifying waste |
| 10/27/1994 | CA2160685A1 Device for processing and vitrifying waste |
| 10/26/1994 | CN2180953Y Frame board for firing heat-resistance ceramic |
| 10/26/1994 | CN2180952Y Vertical furnace for reduction of metallized ball granule |
| 10/26/1994 | CN2180951Y Shape coal kiln furnace for firing ceramic products |
| 10/26/1994 | CN1094154A Briquette kiln for firing procelains |
| 10/19/1994 | CN2179962Y Continuous circulating heat treating furnace |
| 10/18/1994 | CA1332506C Feed apparatus for a furnace |
| 10/12/1994 | CN2179563Y Verticle drum preheater for cement revolving kiln |
| 10/12/1994 | CN2179562Y Electric air valve for cement verticle kiln |
| 10/12/1994 | CN2179378Y Verticle kiln tuyere pipe spraying device |
| 10/05/1994 | EP0618419A1 Process and device for the disposal of dust in a cupola by combustion/slag production |
| 10/05/1994 | CN1093160A Introduction of additiues in powder form into furnace |
| 10/05/1994 | CN1093159A Technology adapted for baking red bricks in plateau zone |
| 10/03/1994 | CA2120079A1 Dust injection via an oxy-fuel burner into the melting zone of a cupola furnace |
| 09/29/1994 | WO1994021831A1 Briquette to be used as slag-forming material in smelting furnaces and process for producing it |
| 09/29/1994 | DE4309849A1 Process and plant for binding gaseous sulphur compounds |
| 09/28/1994 | CN2178341Y Charger for vertical kiln |
| 09/28/1994 | CN2178340Y Sealing multi-storey type vertical hot-blast stove |
| 09/21/1994 | EP0425620B1 Process and device for smelting metals in cupola furnaces run without coke |
| 09/21/1994 | CN2177922Y Multifunctional round ore heating stove |
| 09/21/1994 | CN2177727Y Device for regulating temp. of blast furnace gas |
| 09/21/1994 | CN1092469A Flow-dividing type bimetal welding tuyere and making method |
| 09/15/1994 | WO1994020642A1 Method for obtaining metal from a blast furnace or cupola furnace |
| 09/14/1994 | CN2177210Y Cement vertical kiln automatic discharging device |
| 09/14/1994 | CN2177209Y Cement fast burning kiln |
| 09/13/1994 | US5346183 Vertical shaft furnace for melting a metal in the absence of an air blast |
| 09/07/1994 | EP0614060A1 Process and equipment for melting iron alloy |
| 09/07/1994 | CN2176525Y Gas kiln for large porcelain vase carrying on vehicle |
| 09/01/1994 | WO1994019497A1 Method and apparatus for producing iron |
| 09/01/1994 | CA2156631A1 Method and apparatus for producing iron |
| 08/31/1994 | CN2175907Y Blast furnace tuyere oxygen-coal birotation combustor |
| 08/31/1994 | CN2175906Y Well-type internal-cooling bright spheroidal annealing resistance furnace |
| 08/24/1994 | CN2175388Y Round type vertical furnace for continuous thermal decomposition of coal |
| 08/24/1994 | CN2175387Y High temp. gas furnace |
| 08/24/1994 | CN2175386Y Mechanism vertical kiln for prodn. of steel brick |
| 08/23/1994 | CA1331516C Process of, and arrangement for, recovering molten pig iron or steel pre-products from lumpy iron-oxide containing charging substances |
| 08/18/1994 | DE4330003C1 Process for producing pig iron in a coke-fired blast furnace |
| 08/17/1994 | EP0611212A1 Feeding of pulver additives in a furnace |
| 08/17/1994 | EP0610704A1 Method and device for continually heating of electrically conductive bulk materials |
| 08/09/1994 | CA1331280C Furnace for dehydrating pulverulent or granular materials |
| 08/04/1994 | WO1994017352A1 Process and device for melting iron metallurgy materials in a coke-fired cupola |
| 08/03/1994 | CN1090388A Vertical cement kiln |
| 08/03/1994 | CN1090331A Process for producing molten pig iron or molten steel preproducts |
| 08/02/1994 | CA1331097C Process for melting metal scrap and apparatus for performing the process |
| 07/27/1994 | CN2172852Y Air guide wall |
| 07/26/1994 | US5333146 On-site, biohazardous waste disposal system |
| 07/20/1994 | CN2172450Y Cement verticle kiln spurting monitor |
| 07/14/1994 | DE4300235A1 Lime kiln |
| 07/13/1994 | CN2171831Y Device for long-shape piece pass in and out furnace |
| 07/13/1994 | CN2171830Y Water cooled cupola without furnace liner |
| 07/13/1994 | CN1089305A Shaft reduction furnace for sponge iron |
| 07/06/1994 | EP0215088B1 Improvements in or relating to ironmaking by means of a smelting shaft furnace |
| 07/06/1994 | CN2171094Y Lift rotary dust collector for electric furnace |
| 07/06/1994 | CN2171093Y Low energy cost vacuum graphite high temp. furnace |
| 07/06/1994 | CN2171092Y Bottom blowpipe intercommunicating device for top and bottom compound blow converter |