| Patents for C21B 7 - Blast furnaces (8,339) |
|---|
| 07/24/2013 | CN103221554A Method for increasing the penetration depth of an oxygen stream |
| 07/24/2013 | CN103215401A Coal gas pretreatment device for continuously analyzing compressive gas sample of blast furnace |
| 07/24/2013 | CN103215400A Flue gas dust removal equipment with temperature fluctuation and flue gas dust removal system |
| 07/24/2013 | CN103215399A Blast furnace top distributing device based on cam |
| 07/24/2013 | CN103215398A Blast furnace overhauling residual iron placing device and method |
| 07/24/2013 | CN103215397A Regulable blast furnace cooling system and blast furnace cooling method |
| 07/24/2013 | CN103215396A Lower step-type material beating and returning chute of blast furnace |
| 07/24/2013 | CN103215395A Blast furnace top chute distributing device |
| 07/24/2013 | CN102421922B Arrangement for burning blast furnace off-gas from a bleeder valve and corresponding bleeder valve |
| 07/24/2013 | CN102286650B Gas diffusing method for blast furnace gas diffusing tower |
| 07/18/2013 | US20130181384 Stave and brick constructions having refractory wear monitors and in process thermocouples |
| 07/17/2013 | CN203065499U Furnace wall structure for fixing cooling wall |
| 07/17/2013 | CN203065498U Cooling wall of blast furnace |
| 07/17/2013 | CN203065497U Blast furnace swinging chute |
| 07/17/2013 | CN203065496U Centralized control device of blast furnace auxiliary systems |
| 07/17/2013 | CN203065495U Blast furnace gas combustion control device |
| 07/17/2013 | CN203065494U Blast furnace dust injection utilizing device |
| 07/17/2013 | CN203061533U Ash discharging and dust removing device |
| 07/17/2013 | CN103205518A Construction detecting device of cooling wall of blast furnace |
| 07/17/2013 | CN103205517A Soldering tool connecting device and mounting method thereof |
| 07/17/2013 | CN103205516A Method and device for desalting blast furnace gas |
| 07/17/2013 | CN103205515A System and method for injecting coke oven gas into blast furnace |
| 07/17/2013 | CN102796837B Device for preventing slag from entering into blast furnace tuyere |
| 07/17/2013 | CN102443666B Device for rapid replacement of blast furnace cooling wall through external jacking without lowering stockline and construction method thereof |
| 07/16/2013 | US8486327 Sealing plug for tiltable converters |
| 07/16/2013 | CA2637210C Bleeder valve for pressurised furnace |
| 07/11/2013 | WO2013044902A3 Blast furnace tuyere |
| 07/10/2013 | CN203050981U System for carrying water by making use of overbottom pressure of blast furnace cooling return water |
| 07/10/2013 | CN203048969U Wireless temperature measuring sensor |
| 07/10/2013 | CN203048968U Device for diagnosing basque of blast furnace |
| 07/10/2013 | CN203048967U Vibration detecting device for blast furnace chute distributor, and blast furnace chute distributor |
| 07/10/2013 | CN203048966U Automatic dedusting and discharging device for discharged material of blast furnace |
| 07/10/2013 | CN203048965U Connection structure for peephole cover and peephole flange of blast furnace air supply device |
| 07/10/2013 | CN203048964U Peephole assembly for blast furnace air supply device |
| 07/10/2013 | CN203048963U Tensioning device for blast furnace air supply device |
| 07/10/2013 | CN203048962U Peephole cover for blast furnace air supply device |
| 07/10/2013 | CN203048961U High-pressure cooling water supply device of blast furnace |
| 07/10/2013 | CN203048960U Blast furnace air supply tensioning device |
| 07/10/2013 | CN103194761A Cleaning agent for locally cleaning ironmaking blast furnace water-cooling wall in on-line loading manner and application thereof |
| 07/10/2013 | CN103194555A System for researching material distribution rule of furnace top equipment |
| 07/10/2013 | CN102703631B Installation method for temperature measurement sensor for maintenance of blast furnace |
| 07/10/2013 | CN102517411B Heating system by utilization of waste heat of blast furnace slag flushing water and method thereof |
| 07/10/2013 | CN102181594B Wear-resisting blast-furnace tuyere small jacket |
| 07/10/2013 | CN102010919B Process for blasting oxygen-enriched hot blast to blast furnace and device applied to same |
| 07/09/2013 | US8480951 Tuyere structure of melting furnace |
| 07/03/2013 | EP2609223A2 Method for increasing the penetration depth of an oxygen stream |
| 07/03/2013 | CN203034040U Blast furnace hot air testing device |
| 07/03/2013 | CN203034039U Automatic control device for sounding rod of blast furnace |
| 07/03/2013 | CN203034038U Air supply pipe for blast furnace |
| 07/03/2013 | CN203034037U Safe durable towing hook for blast furnace |
| 07/03/2013 | CN203034036U Small-and-medium sleeve replacing device of simple and practical blast-furnace tuyere |
| 07/03/2013 | CN203034035U Blowpipe replacing device for blast furnace iron making |
| 07/03/2013 | CN203034034U Automatic cooling device of blast furnace roof |
| 07/03/2013 | CN203034033U Diffused gas recycling system for blast furnace top material tank |
| 07/03/2013 | CN203034032U Nitrogen sprayer |
| 07/03/2013 | CN203034031U Intelligent water temperature control equipment for iron making blast furnace |
| 07/03/2013 | CN203030129U Rotating pulse bag type dust collector for blast furnace gas |
| 07/03/2013 | CN101513119B Method for operating a melt-metallurgic furnace, and furnace |
| 06/27/2013 | WO2013094230A1 Blast furnace operation method |
| 06/27/2013 | WO2013094229A1 Blast furnace operation method |
| 06/27/2013 | US20130161882 Tuyere remover |
| 06/26/2013 | CN203021591U Double-loop furnace top weighing system |
| 06/26/2013 | CN203021590U Detection device for tiny displacement of blast-furnace tuyere middle sleeve |
| 06/26/2013 | CN203021589U Coal lance burning loss check device |
| 06/26/2013 | CN203021588U Dust removing device for blast-furnace casting house |
| 06/26/2013 | CN203021587U Foldable dustproof heat insulation shield for tapping channel and slag runner of blast furnace |
| 06/26/2013 | CN203021586U Blast furnace main iron runner steel shell structure |
| 06/26/2013 | CN203021585U Improved anti-stemming gun nozzle flange connecting structure |
| 06/26/2013 | CN203021584U Cast-iron cooling wall with nano anti-carburizing water pipe |
| 06/26/2013 | CN103175414A Stroke control device for skip car or gauge rod and operating method thereof |
| 06/26/2013 | CN103173584A Blast furnace burden-distribution control system with self-learning control function |
| 06/26/2013 | CN103173583A Blast furnace burden distribution controlling method |
| 06/26/2013 | CN103173582A Method for integral in-position mounting of blast-furnace five-way ball and eduction tubes thereof aloft |
| 06/26/2013 | CN102272336B Lower sealing valve unit for a blast furnace top charging system |
| 06/26/2013 | CN102224262B Blast furnace bottom dismantlement method and transport device |
| 06/26/2013 | CN101714001B Automatic control device and method of rotary chute pair transmission tilt angle of blast furnace bell-less top |
| 06/20/2013 | WO2013087838A1 Cold wind generation from slag heat |
| 06/20/2013 | WO2013030056A3 Method and device for furnace gas heating |
| 06/19/2013 | CN203011105U Uniform baking device with adjustable main groove for blast furnace |
| 06/19/2013 | CN203009873U Valve on and off sealing device for coal-injection clock valve of blast furnace |
| 06/19/2013 | CN203007425U Device for cleaning and pre-coating cooling wall of blast furnace |
| 06/19/2013 | CN203007294U Online furnace temperature detection device for blast furnace |
| 06/19/2013 | CN203007293U System for measuring blast furnace charge level online |
| 06/19/2013 | CN203007292U Blast furnace tap hole smoke gathering device with high smoke gathering efficiency |
| 06/19/2013 | CN203007291U Overpressure bleeding system for blast furnace gas dry dust removal purification device |
| 06/19/2013 | CN203007290U Water cooling system for blast furnace distributing device |
| 06/19/2013 | CN203007289U Tuyere sleeve sealing device of large blast furnace |
| 06/19/2013 | CN203007288U Molten iron swinging chute with replaceable erosion-resistant substrate |
| 06/19/2013 | CN203007287U Dredging sleeve drill pipe device of blast furnace tap hole |
| 06/19/2013 | CN203007286U Cooling device for shooting water on roof of blast furnace |
| 06/19/2013 | CN203007285U Water-cooled flange suitable for high-temperature sealing |
| 06/19/2013 | CN203007284U Safety control system of blast furnace |
| 06/19/2013 | CN103160629A Method for prediction of blast furnace heat tendency |
| 06/19/2013 | CN103160628A Variable frequency control method of blast furnace distribution chute tilting |
| 06/19/2013 | CN103160627A Cooling water pipe broken end extractor |
| 06/19/2013 | CN103160626A Method for determining cold blast furnace hearth |
| 06/19/2013 | CN102605124B Blast furnace reducing tuyere short set |
| 06/19/2013 | CN102534080B Dam |
| 06/19/2013 | CN102392086B Large blast furnace body gas leakage prevention method |
| 06/19/2013 | CN102373309B Dispersed weighting hopper discharging control system under blast furnace trough |