| Patents for C21B 7 - Blast furnaces (8,339) |
|---|
| 09/09/1980 | CA1085261A1 Pressure equalizing valves |
| 09/09/1980 | CA1085191A1 Mechanism for guiding and positioning the working tool of taphole clay gun or drilling machine |
| 09/03/1980 | EP0015049A1 Cooling element for furnaces and furnaces equipped therewith |
| 09/02/1980 | US4220474 Amorphous refractory compositions |
| 09/02/1980 | US4220321 Swiveling mechanism particularly for taphole plugging devices |
| 09/02/1980 | US4220317 Method of opening tapholes in a phosphorus furnace |
| 08/26/1980 | US4219814 Scanning radar |
| 08/26/1980 | US4218918 Device for sampling gases in blast furnace |
| 08/26/1980 | CA1084265A1 Hot blast or hot gas valve |
| 08/26/1980 | CA1084264A1 Pressure equalizing valves |
| 08/20/1980 | EP0014626A1 Method and apparatus for continuously determining the level of the charge in a blast furnace |
| 08/19/1980 | US4217954 Cooling plate for a furnace in a metallurgical plant |
| 08/12/1980 | US4217132 Method for in-flight combustion of carbonaceous fuels |
| 08/12/1980 | US4216946 Gate arrangement for counterpressure blast furnaces |
| 08/12/1980 | US4216708 Fume containment |
| 07/29/1980 | US4214608 Apparatus for opening and closing a fluid conduit |
| 07/15/1980 | US4212253 Support device for a blast downpipe of a blast-furnace |
| 07/08/1980 | CA1081115A1 Annular-gap washer for a high-pressure blast furnace |
| 07/01/1980 | US4210101 Heat exchange devices for cooling the wall and refractory of a blast furnace |
| 06/25/1980 | EP0012311A1 Apparatus for mounting a radar probe in shaft furnaces |
| 06/25/1980 | EP0012310A1 Charging apparatus for a shaft furnace |
| 06/25/1980 | EP0012266A1 Apparatus for changing tuyeres on a blast furnace |
| 06/24/1980 | CA1079963A1 Slag tap |
| 06/12/1980 | WO1980001201A1 Cooled furnace accessories |
| 06/11/1980 | EP0012132A1 Metallic cooling devices for industrial furnaces |
| 05/15/1980 | WO1980001000A1 Cooling of surfaces adjacent molten metal |
| 05/06/1980 | US4201373 Guiding and positioning mechanism for a plugging or drilling device |
| 05/06/1980 | US4201372 Blast furnace tuyere |
| 05/06/1980 | CA1077022A1 Cooling element for a metallurgical furnace |
| 05/06/1980 | CA1076797A1 Metallurgical furnace |
| 04/30/1980 | EP0010535A1 Apparatus for sealing the taphole of a metallurgical vessel |
| 04/30/1980 | EP0010106A1 Guide troughs for molten products |
| 04/29/1980 | CA1076351A1 Metallurgical shaft furnace |
| 04/22/1980 | CA1075931A1 Infra-red profilometer |
| 04/15/1980 | CA1075592A1 Method and apparatus for handling dust separated from gases |
| 04/08/1980 | US4197495 System for controlling the charge distribution and flow in blast furnace operations using magnetic sensors positioned within the charge |
| 04/08/1980 | US4196893 Shaft furnace |
| 04/08/1980 | US4196892 Apparatus for equalizing top gas pressure in a blast furnace |
| 04/01/1980 | US4195825 Compact apparatus for drilling and plugging tap holes |
| 03/25/1980 | CA1074224A1 Furnace exhaust gas treatment process and apparatus |
| 03/25/1980 | CA1074112A1 Clay gun for a shaft furnace |
| 03/19/1980 | EP0009017A1 Shaft furnace, particularly a pressure operated blast furnace |
| 03/11/1980 | US4192730 Carbonaceous luting paste and ambient temperature luting process |
| 03/11/1980 | US4192489 Control system for an installation utilizing pressure energy of outgoing blast-furnace gas |
| 03/11/1980 | US4192258 Cooling boxes for blast-furnaces |
| 03/05/1980 | EP0008314A1 Cooled components for furnaces. |
| 03/04/1980 | US4191410 Device for assembling in particular two sections of a blast downpipe of a blast furnace |
| 02/26/1980 | US4190074 Pressure equalization valve and technique for shaft furnace |
| 02/26/1980 | CA1072656A1 Installation for controlling pressure of gas under shaft top in super-capacity blast furnace |
| 02/26/1980 | CA1072326A1 Method of plugging tapholes in phosphorus furnaces |
| 02/19/1980 | US4189130 Blast-furnace tuyere |
| 02/05/1980 | CA1070943A1 Preshaped blast furnace hearth construction |
| 01/22/1980 | US4184323 Method and apparatus for recovering energy possessed by exhaust gas from blast furnace by turbine |
| 01/15/1980 | US4183506 Protective device for turbine driven by exhaust gas from blast furnace |
| 01/15/1980 | CA1069693A1 Mud gun having clamping device |
| 01/01/1980 | US4181294 Cooling plates for a furnace |
| 12/25/1979 | US4180249 Installation for controlling pressure of gas under shaft top in super-capacity blast furnace |
| 12/18/1979 | CA1068109A1 Furnace charge profile measuring process and apparatus |
| 12/11/1979 | US4177976 Tuyere for a melting furnace |
| 12/11/1979 | US4177974 Copper metal or alloy |
| 11/20/1979 | US4174970 Refractory composition |
| 11/20/1979 | CA1066535A1 Radiation viewer for inspecting an enclosure |
| 11/20/1979 | CA1066503A1 Continuous blast furnace gas analysis for supervision and regulation of the blast furnace operation |
| 11/14/1979 | EP0005410A1 Cold forming carbonaceous paste; use and process for making linings with said paste |
| 10/30/1979 | CA1065136A1 Distribution spout of a shaft furnace charging installation |
| 10/23/1979 | US4171798 Method and apparatus for obtaining and securing optimum thrust of blast fluid flowing into a metallurgical furnace |
| 10/23/1979 | CA1064699A1 Supply of charge material to shaft furnaces |
| 10/16/1979 | US4171276 Aqueous solution of alkylphenoxy polyethoxy ethanol and ethylene oxide-propylene oxide copolymer |
| 10/16/1979 | CA1064255A1 Injection of liquid fuels into shaft furnaces |
| 10/02/1979 | US4169723 Process of melting blast-furnace cast-iron |
| 10/02/1979 | CA1063347A1 Apparatus for cleaning blast-furnace exhaust gases |
| 09/25/1979 | CA1062913A1 Clay guns |
| 09/04/1979 | US4166433 Tuyeres with independent cooling circuits for nose and body portions |
| 09/04/1979 | CA1061551A1 Automatic tapping machine |
| 08/28/1979 | CA1061108A1 Clay guns |
| 08/23/1979 | WO1979000550A1 Guide troughs for molten products |
| 08/21/1979 | CA1060647A1 Silencer for use on tuyere punchers |
| 08/07/1979 | US4163364 Method for recovering energy possessed by exhaust gas from blast furnace |
| 08/07/1979 | CA1059728A1 Process for manufacture of ferrosilicon nitride |
| 07/31/1979 | US4162784 Pressure equalization apparatus and method |
| 07/24/1979 | US4162061 Cooling element for a metallurgical furnace |
| 07/12/1979 | WO1979000431A1 Cooled components for furnaces |
| 07/03/1979 | CA1057495A1 Charging device for shaft furnaces |
| 06/19/1979 | US4158562 Evaluating carbon content of off-gases |
| 06/19/1979 | US4158367 Valve system and improved actuator therefor |
| 06/12/1979 | US4157816 Shaft furnace cooling |
| 06/12/1979 | US4157815 Furnace bottom construction with seal |
| 05/15/1979 | US4154175 Cooler for a shaft furnace |
| 05/08/1979 | US4153140 Lubrication technique and apparatus |
| 05/01/1979 | US4152123 Gas-cleaning apparatus and method for high-pressure blast furnace |
| 04/24/1979 | US4150818 Cooling element for a metallurgical furnace |
| 04/18/1979 | EP0001528A1 Supporting device for the hot blast duct of a blast furnace |
| 04/18/1979 | EP0001527A1 Device having as special application the connection between two sections of a blast furnace hot wind feed line |
| 04/17/1979 | US4150078 Process for making refractory shapes |
| 04/17/1979 | CA1052708A1 Tubular membrane apparatus on supports for the treatment of fluids |
| 04/10/1979 | CA1052080A1 Method for constructing a blast furnace |
| 04/03/1979 | CA1051659A1 Liquid-fuel atomization and injection device |
| 03/27/1979 | US4146213 Hot blast or hot gas valve |
| 03/20/1979 | US4145193 Apparatus for cleaning stack gas and using same for generation of electric power |
| 03/13/1979 | US4143867 Metallurgical vessel |