| Patents for C21B 7 - Blast furnaces (8,339) |
|---|
| 06/27/2007 | CN2915873Y Highly abrasion-resistant alloy drill bit dedicated for iron notch |
| 06/27/2007 | CN2915872Y Refractory metal bore rod dedicated for iron notch |
| 06/27/2007 | CN2915871Y Slagging-proof molten iron tank |
| 06/27/2007 | CN2915870Y Mechanical limit device for blast furnace gas washing tower throat opening |
| 06/26/2007 | US7235210 Metal melting furnace |
| 06/21/2007 | WO2007069722A1 Protective-united carbonaceous block for blast furnace and method of constructing blast furnace with carbonaceous block |
| 06/21/2007 | US20070138716 Ceramic seating stone and metallurgical vessel |
| 06/21/2007 | US20070137436 Method for the thermal treatment of raw materials and a device for carrying out said method |
| 06/20/2007 | EP1611061B1 Device and method for casting and drawing out molten iron-containing and mineral materials |
| 06/20/2007 | CN2913774Y Valve structure and high furnace top utilizing this structure |
| 06/20/2007 | CN2913380Y On-line monitoring device for blast furnace tuyere operating mode |
| 06/20/2007 | CN2913379Y Blast furnace distributing chute lining plate |
| 06/20/2007 | CN1982481A Planar positioning pneumatic ferrous-mouth opener of one-way rotary impact |
| 06/20/2007 | CN1982480A Hydraulic coupled ferrous-mouth opener of impacting workpiece |
| 06/20/2007 | CN1982479A Two-way large-power hydraulic ferrous-mouth opener |
| 06/14/2007 | US20070132161 Process for keeping a tuyere passing through a metallurgical vessel free of a skull |
| 06/13/2007 | EP1794330A2 Feed apparatus and portable dust collector |
| 06/13/2007 | CN2910947Y Gas pressing for dust-removing system |
| 06/13/2007 | CN2910946Y Water seal with its cell easy to remove mud from it |
| 06/07/2007 | WO2007063164A1 Cooling element and method for manufacturing the same |
| 06/06/2007 | CN2908520Y On-line monitoring device for gas powder of blast furnace energy recovery turbine set |
| 06/06/2007 | CN2908519Y High pressure atomization power system of tap hole opening machine of blast furnace |
| 06/06/2007 | CN1977055A Metallurgical processing installation |
| 06/06/2007 | CN1975310A High-temperature reactor inner wall corrosion damage prewarning method |
| 06/06/2007 | CN1974847A Surface reinforcing method for tuyere of blast furnace |
| 06/06/2007 | CN1974792A Self-hoisting construction method and furnace top crane for general overhaul of blast furnace |
| 06/06/2007 | CN1320127C Trielement composite material inner liner blast furnace material distribution chute and its preparation technology |
| 05/31/2007 | US20070120299 Rippled surface stopper rod system |
| 05/30/2007 | CN2905809Y High pressure atomized device for blast furnace tapping machine |
| 05/30/2007 | CN2905808Y High pressure atomized water blowing device for blast furnace tapping machine |
| 05/30/2007 | CN2905807Y Double sealing connection structure for drill of furnace tapping machine |
| 05/30/2007 | CN2905806Y Wooden protective lid dedicated for blast furnace clay gun cap |
| 05/29/2007 | US7223245 Method and apparatus for automatic non-cooperative frequency specific assessment of hearing impairment and fitting of hearing aids |
| 05/24/2007 | WO2007057588A1 Method for supersonically injecting oxygen into a furnace |
| 05/23/2007 | CN2903083Y Stretching temp. measuring apparatus for blast furnace |
| 05/23/2007 | CN1966729A Method and device for charging of blowing-in blast furnace without bell |
| 05/23/2007 | CN1317397C Cooling plate for a metallurgical furnace and method for manufacturing such a cooling plate |
| 05/18/2007 | WO2007054957A1 An improved lance for ld steelmaking |
| 05/18/2007 | WO2007054308A2 Method for the operation of a shaft furnace, and shaft furnace suitable for said method |
| 05/17/2007 | US20070108675 Container, storing bath and a method of producing the container |
| 05/16/2007 | CN2900545Y Screw synchronous lifting drag ring type distributor |
| 05/16/2007 | CN2900544Y Coal powder bin for blast furnace spray coal |
| 05/16/2007 | CN2900543Y Novel drill rod hook |
| 05/16/2007 | CN1965094A Handling device for replacing a runner |
| 05/16/2007 | CN1962882A Tuyere cover of blast furnace |
| 05/16/2007 | CN1962881A Self-cleaning high-performance water-cooler device of blast furnace body |
| 05/16/2007 | CN1962880A Blast-furnace for reducing sponge iron |
| 05/15/2007 | US7217123 Cooled furnace wall |
| 05/09/2007 | EP1337800B1 Cooling element |
| 05/09/2007 | CN2898050Y Spyhole of air vent |
| 05/09/2007 | CN2898049Y Check drill casing |
| 05/09/2007 | CN2897943Y Particular feeder of stock tank |
| 05/09/2007 | CN2897397Y Venturi |
| 05/08/2007 | CA2401146C Sensor and method for measuring level of molten metal |
| 05/08/2007 | CA2296879C Process for the treatment of steel work gases |
| 05/02/2007 | CN2895429Y Connecting rod self-locking soft-sealed unloading valve |
| 05/01/2007 | US7211127 For ladle refinement of steel to be directly cast into thin steel strip in a continuous strip caster; includes a computer executing a number of software algorithms for determining one or more parameters |
| 04/25/2007 | CN2892876Y Dowelplate blast pipe spring pulling rod |
| 04/25/2007 | CN2892875Y Blast-furnace carbon bottom cooling device |
| 04/19/2007 | CA2624664A1 Chemical micromachined microsensors |
| 04/18/2007 | EP0886775B1 Method and immersion sensor to measure electrochemical activity |
| 04/18/2007 | CN2890073Y Blast furnace tuyere sampler |
| 04/18/2007 | CN2890072Y Taphole drill of blast furnace |
| 04/17/2007 | US7204954 Container |
| 04/17/2007 | US7204953 Cooling plate |
| 04/17/2007 | US7204952 Vacuum furnace for carburizing with hydrocarbons |
| 04/12/2007 | WO2007039339A1 Charging device for a shaft furnace |
| 04/11/2007 | CN2887883Y Adjustable retractable coal-injection gun movable clamp |
| 04/11/2007 | CN1944343A Skimming tool |
| 04/05/2007 | US20070075468 Cooling exhaust gases from smelting furnace |
| 04/04/2007 | EP1770174A1 Charging device for a shaft furnace |
| 04/04/2007 | CN2886525Y Cross temperature measurer mounting structure for blast furnace |
| 04/04/2007 | CN2885878Y Molten iron curve-channel cover |
| 03/29/2007 | WO2007034928A1 Method of removing remaining pig iron from blast furnace |
| 03/29/2007 | US20070068664 Method of manufacturing a cooling plate and a cooling plate manufactured with this method |
| 03/28/2007 | CN2883388Y Iron notch of blast furnace |
| 03/28/2007 | CN1938433A Method for protecting a tuyere assembly and a refractory lining of a furnace |
| 03/27/2007 | US7195479 Hot liner insertion/removal fixture |
| 03/21/2007 | CN2880847Y Spray gun device |
| 03/20/2007 | US7192552 Facility for reducing metal oxide, method of operating the same, and shaped article of raw material for reducing furnace |
| 03/15/2007 | WO2006134165A3 Charging device and distribution chute for a shaft furnace |
| 03/14/2007 | CN2878814Y Dual-plunger type pressure-balance valve |
| 03/14/2007 | CN1304329C High heat conductivity carbon brick for blast furnace and its producing method |
| 03/08/2007 | WO2007026498A1 Blockage material for molten metal tapping hole |
| 03/07/2007 | EP1309731B1 Cast-in pipe and cooling block |
| 03/01/2007 | WO2007024703A1 Induction powered ladle bottom nozzle |
| 03/01/2007 | CA2619756A1 Induction powered ladle bottom nozzle |
| 02/28/2007 | EP1756321A1 Handling device for replacing a runner |
| 02/28/2007 | CN2873790Y Blast furnace sampling device |
| 02/28/2007 | CN2873789Y Blast furnace tuyere small sleeve |
| 02/28/2007 | CN1920380A Blast-furnace cement sensible heat recovery system and its production process |
| 02/21/2007 | CN1918306A 冶金容器 Metallurgical vessel |
| 02/15/2007 | DE102005038413A1 Gas seal for blast furnaces and shaft furnaces comprises compensating bellows with flange on its inner end fastened to flange on coolant pipe sleeve by clamp, outer end having threaded ring welded to it which screws on to coolant pipe |
| 02/14/2007 | EP1752726A1 Transfer system for liquid metals |
| 02/14/2007 | EP1751486A1 Heat exchanger |
| 02/14/2007 | EP1325156B1 Device for distributing a lumpy bulk material |
| 02/14/2007 | CN2869029Y End protective oxygen gun spray head |
| 02/14/2007 | CN2869027Y Blast furnace molten iron weighing apparatus |
| 02/14/2007 | CN2869026Y Length-adjustable blast furnace coal injection gun |
| 02/14/2007 | CN1914337A Method for fastening a turbulator insert within a conduit |