| Patents for C21B 7 - Blast furnaces (8,339) |
|---|
| 12/26/2012 | CN202626218U Spraying gun for spraying and blowing waste plastic pyrolysis gas premixed coal dust |
| 12/26/2012 | CN202626217U Automatic hydraulic system switching device for blast furnace |
| 12/26/2012 | CN202626216U Blast furnace bell-free top charging device |
| 12/26/2012 | CN202626215U Refractory material transmission device for major repair of blast furnace |
| 12/26/2012 | CN202626214U Spray gun for injecting waste plastic pyrolysis gas premixing pulverized coal |
| 12/26/2012 | CN202625073U Gravitational dust collection and ash discharge device |
| 12/26/2012 | CN202621317U Raw coke oven gas swirl dust remover of blast furnace |
| 12/26/2012 | CN102839248A Online detection device and detection method of blast furnace swinging chute |
| 12/26/2012 | CN102839247A Method for improving service life of iron-storage main iron runner |
| 12/26/2012 | CN102839246A Water-cooled slag discharging runner head |
| 12/26/2012 | CN102839245A Connecting structure for crank arm of hydraulic clay gun and hydraulic cylinder |
| 12/26/2012 | CN102839244A Device and method for hot loading of metallized pellets of rotary hearth furnace into blast furnace |
| 12/26/2012 | CN102839243A Furnace top sealing device |
| 12/26/2012 | CN102839242A Furnace top bleeding equipment remote control device |
| 12/26/2012 | CN102268500B Air suction hood device |
| 12/20/2012 | DE102011114737B3 Hochofenblasform Hochofenblasform |
| 12/19/2012 | CN202613975U High-temperature resistant platform |
| 12/19/2012 | CN202612675U Blast furnace top seal valve |
| 12/19/2012 | CN202612056U Monitoring protection system of blast-furnace hydraulic station |
| 12/19/2012 | CN202610251U Bucket weighing differential pressure compensation device for series-bucket bell-less furnace top |
| 12/19/2012 | CN202610250U Stokehole dust hood |
| 12/19/2012 | CN202610249U Stopper device for preventing medium tuyere sleeve of blast furnace from being upwarped |
| 12/19/2012 | CN202610248U Drill key for handling air leakage of contact surface between tuyere small sleeve and belly pipe of blast furnace |
| 12/19/2012 | CN202610247U Iron sand outlet of blast furnace |
| 12/19/2012 | CN202610246U Furnace shutdown remaining iron discharge pit |
| 12/19/2012 | CN202610245U Anti-blocked cooling wall drainage device |
| 12/19/2012 | CN202610244U Anti-inner-leakage cooling wall drainage device |
| 12/19/2012 | CN202610243U Cutter for scattered particles of bell-less material distribution model of blast furnace |
| 12/19/2012 | CN202610242U Coal injecting tank diffusing device of blast furnace |
| 12/19/2012 | CN102827984A Blast furnace burden granularity video detection device and blast furnace burden granularity video detection method |
| 12/19/2012 | CN102827983A Fixed protractor for chute in blast furnace |
| 12/19/2012 | CN102827982A Chute alpha angle tilting mechanism of blast furnace bell-less distributor |
| 12/19/2012 | CN102827981A Pull rod for air vent middle sleeve |
| 12/19/2012 | CN102827980A Construction method for casting material in area of blast-furnace tuyere without supporting die |
| 12/19/2012 | CN102827979A Blast furnace slag trough and sealing structure thereof |
| 12/19/2012 | CN102827978A Hydraulic pipeline connection structure of hydraulic mud gun |
| 12/19/2012 | CN102827977A Bell-less distributor for blast furnace |
| 12/19/2012 | CN102827976A Blast furnace bell-less material distributor |
| 12/19/2012 | CN102827975A Bell-less distributor on top of blast furnace |
| 12/19/2012 | CN102329903B Construction method for restoring jacked blast furnace shell |
| 12/18/2012 | US8333813 Gasifier additives for improved refractory life |
| 12/13/2012 | WO2012168227A1 Assembly of a flap and a valve for equipment for loading a shaft kiln |
| 12/12/2012 | CN202598569U Secondary air supply adjustment device for injection main pipe of coal powder injection system |
| 12/12/2012 | CN202595177U Plugging and testing tool for multi-aperture open water discharge port |
| 12/12/2012 | CN202595176U Dust content detection device for blast furnace gas |
| 12/12/2012 | CN202595175U Dust discharge valve for blast furnace gravity dust collector |
| 12/12/2012 | CN202595174U Simple disassembling device of blast-furnace tuyere small sleeve |
| 12/12/2012 | CN202595173U Moving trough cover of main trough |
| 12/12/2012 | CN202595172U Improved iron tapping channel |
| 12/12/2012 | CN202595171U Mud ramming piston for mud gun of blast furnace |
| 12/12/2012 | CN202595170U Blast-furnace gun nozzle capable of preventing mud from leaking |
| 12/12/2012 | CN202595169U Tapping machine |
| 12/12/2012 | CN202595168U Cooling wall for smelting furnace |
| 12/12/2012 | CN202595167U Thin-type cooling wall of cast copper blast furnace |
| 12/12/2012 | CN202595166U Hearth side wall inner lining |
| 12/12/2012 | CN202595165U Blast furnace coal powder injection tank pipe connecting anti-backwash device |
| 12/12/2012 | CN202595164U Centering and locking device of coal injection gun |
| 12/12/2012 | CN202595163U Novel blast furnace material distribution chute |
| 12/12/2012 | CN202595162U Blast furnace distribution chute |
| 12/12/2012 | CN202595161U Blast furnace top gas recovery system |
| 12/12/2012 | CN202595160U Coal powder nozzle |
| 12/12/2012 | CN102822356A Blast furnace tuyere cooling |
| 12/12/2012 | CN102816883A Radar, video and laser system combined device for measuring blast furnace burden surface |
| 12/12/2012 | CN102816882A Recovery apparatus for exhaust pressure gas |
| 12/12/2012 | CN102816881A Switching method for double-concentrated hopper under blast furnace tank |
| 12/12/2012 | CN102816879A Burden distribution method for bucket string-type bell-free blast furnace |
| 12/12/2012 | CN101921887B Maintenance method of blast furnace liner |
| 12/12/2012 | CN101490282B Pulverized coal injection lance |
| 12/12/2012 | CN101469355B Bellless furnace top pressure compensation weighing method for blast furnace |
| 12/06/2012 | WO2012164889A1 Starting material charging device for blast furnace, and starting material charging method using same |
| 12/06/2012 | WO2012163597A1 Refractory for an inner lining of a blast furnace, obtained by semi-graphitization of a mixture comprising c and si |
| 12/06/2012 | CA2837003A1 Refractory for an inner lining of a blast furnace, obtained by semi-graphitization of a mixture comprising c and si |
| 12/05/2012 | EP2529037A1 A charging device for a metallurgical reactor |
| 12/05/2012 | CN202576467U Sampling tube for blast-furnace tuyere |
| 12/05/2012 | CN202576466U Device for measuring deformation angle of blast-furnace tuyere sleeve |
| 12/05/2012 | CN202576465U Copper steel compound welding air inlet small sleeve |
| 12/05/2012 | CN202576464U Middle composite copper-steel welding tuyere sheath |
| 12/05/2012 | CN202576463U Reducing air inlet small sleeve of blast furnace |
| 12/05/2012 | CN202576462U Iron runner preformed unit with lifting hooks |
| 12/05/2012 | CN202576461U Quick-disassembly hydraulic clay gun nozzle |
| 12/05/2012 | CN202576460U Blast furnace auxiliary device used for blast-furnace casting and taphole blocking |
| 12/05/2012 | CN202576459U Cooling wall installation tool |
| 12/05/2012 | CN202576458U Improved water circulation system for blast furnace |
| 12/05/2012 | CN202576457U Blast furnace cooling stick |
| 12/05/2012 | CN202576456U Device for cooling furnace shell of blast furnace |
| 12/05/2012 | CN202576455U Opening device at tuyere of blast furnace hot air bustle pipe |
| 12/05/2012 | CN202576454U Weighing funnel for blast furnace coke |
| 12/05/2012 | CN202576453U Material distribution chute with high temperature-resistant protection coating |
| 12/05/2012 | CN202576452U Device capable of preventing gas leaking out of cooling plate |
| 12/05/2012 | CN202576451U Coal gas release silencer |
| 12/05/2012 | CN202576450U Device for declining charge level by hollow stockline thrashing |
| 12/05/2012 | CN202576449U Coal dust conveying and preheating process apparatus in coal injection process of blast furnace |
| 12/05/2012 | CN202575416U Pneumatic transmission and blast furnace injection device for coke oven fly ash |
| 12/05/2012 | CN202575411U Ball-type wear-resistant device |
| 12/05/2012 | CN102808055A Online patching method for non-burnt-out blast furnace cooling wall |
| 12/05/2012 | CN102808054A Method for measuring mixing condition of bulk material interfacial effect of material distribution model of blast furnace |
| 12/05/2012 | CN102808053A Oxygen-rich dry gas supply device for blast furnace iron-making |
| 12/05/2012 | CN102808052A Method for measuring deformation condition of bulk material interfacial effect of material distribution model of blast furnace |
| 12/05/2012 | CN102808051A Water residue crane for blast furnace smelting water residue pool |
| 12/05/2012 | CN101988135B Control process of blast-furnace gas dedusting system |