Patents
Patents for C21B 7 - Blast furnaces (8,339)
06/1984
06/26/1984CA1169646A1 Method of manufacturing cooling plates intended for use in metallurgical furnaces and a cooling plate
06/21/1984WO1984002335A1 Refractory products consisting of grains bound by carbonaceous rests and powdery metal silicon, and manufacturing method thereof
06/20/1984EP0111283A1 Suspended apparatus for changing tuyère stock assemblies
06/19/1984CA1169382A1 Hot blast-furnace-lining repairing apparatus
06/12/1984CA1168897A1 Probe for taking gas samples and thermal measurements in a shaft furnace
06/05/1984US4452585 Combustion air blower surge control for a melting furnace
06/05/1984CA1168442A1 Charging installation for a shaft furnace
05/1984
05/22/1984USRE31589 Linings or coverings of refractory fibrous aluminum silicate mat, fillers, solid fuels, oxidizers and binders
05/01/1984CA1166444A1 Blast furnace taphole drill
04/1984
04/18/1984EP0105746A2 Tape player
04/17/1984US4442706 Probe and a system for detecting wear of refractory wall
04/17/1984CA1165562A1 Furnace taphole drilling apparatus and method
04/17/1984CA1165561A1 Blast furnace control method
04/10/1984US4441700 Blast furnace trough and liner combination
04/10/1984CA1165114A1 Heat exchange devices for cooling the wall and refractory of a blast furnace
04/04/1984EP0104359A1 Process and device for producing hot gases
04/03/1984US4440534 Mountings for eyelet bolts
03/1984
03/20/1984US4437651 Cooling plate for blast-furnaces
03/20/1984CA1164096A1 Process for estimating particle size segregation of burden layer in blast furnace top
03/13/1984US4436285 Method and apparatus for opening blast-furnace tap holes
03/07/1984EP0101846A2 Process and device for monitoring a tiltable shute and its use in charging a shaft furnace
02/1984
02/28/1984US4434368 Monitjoring radiant energy of carbon dioxide, carbon monoxide, hyd
02/22/1984EP0101219A1 Method and apparatus for supervising charges in blast furnace
02/21/1984US4432790 Blast furnace control method
02/14/1984US4431171 Apparatus for opening the tap hole of a metallurgical furnace
02/07/1984US4429860 Runner system for transferring molten metal
01/1984
01/31/1984US4428731 Smelting furnace
01/24/1984CA1160838A1 Installation for charging a shaft furnace
01/18/1984EP0098409A1 Device for operating a pivoting charging chute
01/17/1984US4426067 For conducting a stream of molten slag from a blast furnace
01/11/1984EP0097859A1 Device for operating a pivoting charging chute
01/10/1984CA1160047A1 Method and device for continuous supply of lumps of material to a shaft
01/10/1984CA1160046A1 Aeration feeder for supplying pulverized coal to blast furnace hearth
01/03/1984US4424281 Alumina, silicon, sodium hexametaphosphate
12/1983
12/28/1983EP0096912A1 A method of monitoring the wear of a refractory lining of a metallurgical furnace wall
12/20/1983CA1158834A1 Prefabricated consumable blast furnace runner
12/08/1983WO1983004266A1 Cooler for shaft furnaces
12/06/1983US4419036 Apparatus for charging a shaft furnace
12/06/1983US4418894 Furnace taphole drilling apparatus and method
12/06/1983US4418893 Water-cooled refractory lined furnaces
11/1983
11/22/1983US4416673 Dust collector for furnace charging installation
11/22/1983CA1157263A1 Blast furnace cast house pollutant suppression
11/16/1983EP0094114A1 Method for treating blast furnace gas and apparatus for carrying out that method
11/08/1983CA1156760A1 Method of monitoring the wear of refractory walls of a blast furnace and temperature probe used for the method
11/01/1983US4412674 High-temperature reduced iron production
10/1983
10/25/1983US4411311 Heat exchange devices for cooling the wall and refractory of a blast-furnace
10/18/1983CA1155294A1 Process and installation for charging a shaft furnace
10/12/1983EP0091423A2 Shaft furnace tuyere stock
10/12/1983EP0091422A2 Shaft furnace tuyere connection
10/11/1983CA1154961A1 Mounting of cooling means in a furnace
10/05/1983EP0090761A1 Spout for molten metal
10/05/1983EP0090097A1 Refractory lining for a melting furnace
10/04/1983CA1154590A1 Cooling plate for blast-furnace
09/1983
09/27/1983CA1154251A1 Process and installation for the injection of dosed quantities of pulverulent materials by pneumatic means into an enclosure subject to variable pressure and application thereof to a shaft furnace
09/27/1983CA1154250A1 Prefabricated multiple density blast furnace runner
09/14/1983EP0088253A1 Installation for charging a shaft furnace
09/13/1983US4403516 Furnace probe
09/06/1983US4402492 Burner apparatus for molten metal fume suppression
08/1983
08/23/1983US4400184 System for recovering pressure and sensible heat from blast furnace gas with use of dry-type dust collector
08/23/1983US4399982 Heavy petroleum oil plasticized, tar bonded taphole mix
08/23/1983US4399710 Method of and device for the removal of burden samples
08/18/1983WO1983002781A1 Device for cooling the wall of a metallurgical furnace
08/16/1983US4398703 Tuyeres with heat pipes and method of manufacturing
08/16/1983US4398701 Cooling installation for a blast furnace by means of stave coolers
08/09/1983US4397450 Arrangement for securing plate-type coolers in metallurgical furnaces
08/09/1983CA1151421A1 Tuyere for injecting powdered products into molten metal
08/04/1983WO1983002578A1 Method for manufacturing cooling plates for metallurgical furnaces and cooling plate obtained thereby
07/1983
07/26/1983US4395179 Apparatus and method for charging material into a receptacle
07/26/1983CA1150505A1 Method and apparatus of injection of solid fuels into a shaft furnace
07/20/1983EP0083702A1 Water cooled refractory lined furnaces
07/19/1983US4393703 Sealing assembly for furnace probe bore
07/12/1983US4392637 Metallurgical melting apparatus with a blow-nozzle or burner capable of swivelling in different directions
07/12/1983CA1149611A1 Iron blast furnace casting cage
07/05/1983US4391434 Ceramic insert
06/1983
06/28/1983US4390169 Modular unit blast furnace runner and hot metal gate
06/14/1983US4387562 System for generating power with top pressure of blast furnaces
06/14/1983CA1147957A1 Shaft furnace, particularly the refractory construction of the bottom thereof
06/14/1983CA1147955A1 Exhaust system especially for use in the cast house of a blast furnace
05/1983
05/26/1983WO1983001792A1 Cooling plate for metallurgical furnaces
05/26/1983WO1983001791A1 Device for cooling a conical wall of a shaft furnace
05/26/1983WO1983001790A1 Device for cooling a wall of a shaft furnace
05/26/1983WO1983001789A1 Device for cooling a wall of a furnace
05/26/1983WO1983001788A1 Cooling plate for metallurgical furnaces
05/26/1983WO1983001787A1 Device for cooling a wall of a shaft furnace
05/25/1983EP0079444A1 Apparatus for controlling the capacity and charge of a distribution vessel for pulverized materials
05/24/1983US4384706 Method of plugging up a taphole in a blast furnace
05/24/1983CA1146750A1 Shaft furnace loading apparatus
05/17/1983CA1146355A1 Sealing device for inside cooling plates and outside shielding plates of blast furnaces
05/17/1983CA1146354A1 Device for mounting a radar probe for shaft furnaces
05/10/1983US4382585 Cooling plate for furnaces
05/04/1983EP0077919A1 Process for pneumatically injecting dosed quantities of finely divided solids into a vessel maintained at a variable pressure, and the application of this process to shaft furnaces
05/03/1983US4381856 Method of repairing blast furnace wall lining
04/1983
04/26/1983US4381355 Resorcinol polymer bonded taphole mix and specialty materials
04/13/1983EP0076577A1 Molten metal transfer channels
04/12/1983US4379866 Plugging refractory material having resin binder system
04/12/1983US4379548 Exhaust system especially for use in the cast house of a blast furnace
04/12/1983CA1144365A1 Taphole opening apparatus for blast furnaces
04/05/1983US4378994 Method for estimating geographical distribution of cohesive zone in blast furnace
04/05/1983US4378993 Method and apparatus for measuring height level of melting zone in blast furnace
04/05/1983CA1143926A1 Treatment of blast furnace off-gas
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