| Patents for C21B 7 - Blast furnaces (8,339) |
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| 03/13/2013 | CN102965460A Blast furnace cooling system and flow adjusting method |
| 03/13/2013 | CN102965459A Distributing system and method for improving multi-ring burden distribution surface segregation and heap top of blast furnace |
| 03/13/2013 | CN102965458A Blast furnace pad type weighing hopper |
| 03/13/2013 | CN102321775B Novel combined soft water closed circulation cooling system |
| 03/07/2013 | WO2013030056A2 Method and device for furnace gas heating |
| 03/07/2013 | WO2013029287A1 Feeding device for receiving tank of blast furnace |
| 03/07/2013 | WO2012175368A3 Carbon dioxide reduction in steelworks |
| 03/06/2013 | CN202768899U Ash discharge bell valve |
| 03/06/2013 | CN202766554U Bricks for lower portion of blast-furnace tuyere |
| 03/06/2013 | CN202766553U Tuyere poking operation device for blast-furnace tuyere |
| 03/06/2013 | CN202766552U Iron notch structure of blast furnace |
| 03/06/2013 | CN202766551U Combination structure of blast furnace slag port |
| 03/06/2013 | CN202766550U Skimmer |
| 03/06/2013 | CN202766549U Blast furnace micro cooler with mud jacking hole |
| 03/06/2013 | CN202766548U Miniature cooler of shaft furnace |
| 03/06/2013 | CN202766547U Cast copper cooling wall without buried pipe |
| 03/06/2013 | CN202766546U Blast furnace copper cooling wall with enhancement protective layer |
| 03/06/2013 | CN202766545U Brick for slag hole corner portion |
| 03/06/2013 | CN102952911A Process device for blowing coke oven gas of blast furnace |
| 02/27/2013 | EP2561106A1 Device for distributing bulk material with a distribution spout supported by a cardan suspension |
| 02/27/2013 | CN202755010U Automatic control system for dry dedusting of blast furnace gas |
| 02/27/2013 | CN202755009U Multi-mode automatic control system for blowing blast-furnace gas dry dust removing box |
| 02/27/2013 | CN202755008U Launder coming-off prevention hanging rack |
| 02/27/2013 | CN202755007U Rotating chute demounting tool |
| 02/27/2013 | CN202755006U Blast furnace gas bleeding valve system low in gas bleeding rate |
| 02/27/2013 | CN202755005U Iron making blast furnace production monitoring alarm system |
| 02/21/2013 | WO2013023950A1 Blast furnace installation |
| 02/20/2013 | CN202744574U Drying type dust removing device |
| 02/20/2013 | CN202744573U Belly pipe for air supply device of blast furnace |
| 02/20/2013 | CN202744572U Iron-making blast furnace with cooling water pipe |
| 02/20/2013 | CN202744571U Adjusting device used for blast furnace top flanges |
| 02/20/2013 | CN202744569U INBA residue flushing water waste heat recovery system for blast furnace |
| 02/20/2013 | CN202744567U Duckbilled granulating slag coining water tank |
| 02/20/2013 | CN102936634A Water cooling system of blast furnace distributor |
| 02/20/2013 | CN102935317A Bag-type dust collector cold blast supplementation system |
| 02/20/2013 | CN102191346B Combined type tuyere small sleeve |
| 02/20/2013 | CN102060548B Stemming utilizing waste refractory material and preparation method thereof |
| 02/20/2013 | CN102041336B Leak-proof device for iron runner of iron-making blast furnace |
| 02/20/2013 | CN102021259B Pressure correction electronic scale for furnace top burdening system of blast furnace |
| 02/20/2013 | CN101993246B Thermal conductive graphite blocks for blast-furnace bottom and hearth |
| 02/19/2013 | US8377372 Dynamic lances utilizing fluidic techniques |
| 02/13/2013 | CN202730160U Sampling and crushing machine for blast furnace |
| 02/13/2013 | CN202730159U Blast furnace body expansion measurement device |
| 02/13/2013 | CN202730158U Blast furnace burden surface mechanical sounding rod |
| 02/13/2013 | CN202730157U Wing-type top-suction dust removal device for blast furnace casting house |
| 02/13/2013 | CN202730156U Gas phase pulse reverse blowing-type internal filter-type bag type dust collector for blast-furnace gas |
| 02/13/2013 | CN202730155U Gas phase pulse reverse blow-type internal filter-type bag type dust collector for blast-furnace gas |
| 02/13/2013 | CN202730154U Filtering device in blast furnace pulverized coal injection tank |
| 02/13/2013 | CN202730153U Copper cooling wall with good cooling effect and combined plate and wall for furnace bosh of blast furnace |
| 02/13/2013 | CN202730152U Blast furnace copper cooling wall combined with board wall for bosh |
| 02/13/2013 | CN202730151U Blast furnace circulating water protective device |
| 02/13/2013 | CN202730150U Power generation system utilizing waste heat of waste gas at tail of blast furnace hot blast stove |
| 02/13/2013 | CN202730149U Novel anti-turning device for connecting of blast furnace furnace top blow-off-valve valve door and crankshaft |
| 02/13/2013 | CN202730148U Gas-dust separation and collection device of metallurgical coal dust |
| 02/13/2013 | CN202730147U Integral welding-free distribution chute |
| 02/13/2013 | CN202730146U Device for clearing tuyere filled iron slag |
| 02/13/2013 | CN202730145U Rectangular gas elbow pipe with vibration-reducing guide plates |
| 02/13/2013 | CN202730143U Blast furnace pulverized coal deposit and slag deposit transfer device |
| 02/13/2013 | CN102925606A Forecasting method for descending depth of material surface of blast furnace during furnace shutting down |
| 02/13/2013 | CN102925605A Blast furnace coke sampling machine and blast furnace coke sampling method |
| 02/13/2013 | CN102925604A Blast furnace charge-flow adjusting valve device suitable for high-temperature furnace charge |
| 02/13/2013 | CN102925603A Process and device for recycling pressure-equalizing diffusion gas at blast furnace top |
| 02/13/2013 | CN102924085A Silicon carbide ceramic blast furnace drill bit and method for manufacturing same |
| 02/13/2013 | CN102424871B Iron cinder and skimmer separation method during reblowing process after blast furnace long-term blowing-down |
| 02/13/2013 | CN102382914B Blast furnace superconducting cooling and waste heat power generation system |
| 02/13/2013 | CN102296133B Feeding device for receiving tank of blast furnace |
| 02/13/2013 | CN101379200B Spray quench systems for heat treated metal products |
| 02/12/2013 | US8372333 Angled probe for vessel |
| 02/06/2013 | EP2553372A1 Apparatus and method for gas tight secondary stave support |
| 02/06/2013 | EP2553371A1 Plate cooler stave apparatus and methods for ferrous or non-ferrous metal making furnace |
| 02/06/2013 | CN202719173U Novel double-action seal valve of blast furnace |
| 02/06/2013 | CN202717788U Detector for blast furnace top stock level |
| 02/06/2013 | CN202717787U Blast furnace gage rod control device |
| 02/06/2013 | CN202717786U Water sprayer for furnace roof of blast furnace |
| 02/06/2013 | CN202717785U Novel ball valve device |
| 02/06/2013 | CN202717784U Pulverized coal spray gun for coal injection of blast furnace |
| 02/06/2013 | CN202717783U Blast furnace sealing valve seat applicable to resistance wire heating |
| 02/06/2013 | CN102918346A Tuyere stock arrangement of a blast furnace |
| 02/06/2013 | CN102912054A Device for measuring material surface by using blast furnace based on multiple input multiple output (MIMO) radar |
| 02/06/2013 | CN102912053A Heat-insulation cover of trough |
| 02/06/2013 | CN102912052A Double-impact integral hydraulic tapping machine |
| 02/06/2013 | CN102912051A Method for exchanging cooling wall of blast furnace taphole online |
| 02/06/2013 | CN102912050A Freeze protection method for material ramming and mud jacking of cooling wall in winter overhaul of blast furnace |
| 02/06/2013 | CN102912048A Method and device for improving reduction efficiency of furnace stack by using high-reactivity coke |
| 02/06/2013 | CN102286649B Water spraying gun for lowering stock line of blast furnace |
| 02/05/2013 | US8366991 Apparatus for recovering platinum group elements |
| 01/31/2013 | WO2013014326A1 Sampling method and sampling device |
| 01/31/2013 | WO2013014257A1 Coated blast furnace bricks |
| 01/31/2013 | WO2013014051A1 Charging device for shaft furnace with controller for clean gas fed to its main casing |
| 01/31/2013 | WO2013013972A2 Rotary charging device for shaft furnace |
| 01/31/2013 | US20130026686 Composite refractory for an inner lining of a blast furnace |
| 01/30/2013 | CN202705387U Combined device for detecting temperature of molten iron in blast furnace |
| 01/30/2013 | CN202705386U Fixed discharge funnel for blast furnace |
| 01/30/2013 | CN202705385U Water inlet and outlet pipe on blast furnace hydraulic clay gun cooling plate |
| 01/30/2013 | CN202705384U Automatic control device for blast furnace cooling water |
| 01/30/2013 | CN202705383U Longitudinal-horizontal type sealing valve for blast furnace |
| 01/30/2013 | CN202705382U Pulverized coal injection device for blast-furnace tuyere |
| 01/30/2013 | CN202700253U Automatic energy-saving control device of bag type dust extraction system |
| 01/30/2013 | CN102899433A Steel outer wall of blast furnace tapping channel with water cooling and monitoring functions and method |
| 01/30/2013 | CN102899432A Cooling water supply method and device for blast-furnace hearth |