| Patents for C21C 5 - Manufacture of carbon steel, e.g. plain mild steel, medium carbon steel, or cast-steel (14,381) |
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| 02/05/2014 | CN103555879A Control method for reducing total iron content of SPHC (steel plate heat commercial) final slag |
| 02/05/2014 | CN103555878A Safe and high-efficient low-silicon molten-ion blowing process |
| 02/05/2014 | CN103551558A Slide gate sanding device |
| 01/30/2014 | WO2014015364A1 Starting a smelting process |
| 01/29/2014 | CN203411569U Insertion type furnace front rapid-detection system for electric furnace steelmaking |
| 01/29/2014 | CN203411568U Tugboat-type rotating mechanism of electric furnace steelmaking system |
| 01/29/2014 | CN203411567U Water-cooled compensator of electric furnace |
| 01/29/2014 | CN203411566U Rotary hearth furnace charge and discharge automatic unhooking device |
| 01/29/2014 | CN203411565U U-shaped cast iron plate for slag channel below steelmaking converter stand |
| 01/29/2014 | CN203411564U Coal gas temperature control device for converter gas dry dedusting technology |
| 01/29/2014 | CN203411563U Novel converter gas diffusing ignition gun device |
| 01/29/2014 | CN103540844A Low temperature resistant H-shaped steel and production method thereof |
| 01/29/2014 | CN103540833A Smelting method of HIC (Hydrogen Induced Crack)/SSCC (Sulfide Stress Corrosion Cracking)-preventing steel |
| 01/29/2014 | CN103540729A Production method of wear-resistant steel with high toughness |
| 01/29/2014 | CN103540707A Converter smelting method through full-return-slag-single-slag process |
| 01/29/2014 | CN103540706A Furnace slag bubblization inhibition method |
| 01/29/2014 | CN103540705A Method for adding metal chromium in converter steelmaking process |
| 01/29/2014 | CN103540704A Method for extracting vanadium by using converter |
| 01/29/2014 | CN103540703A Method for simultaneously dephosphorizing and extracting vanadium through converter |
| 01/29/2014 | CN102732674B Production method of heavy-gauge large-single-weight low-alloy high-strength structural steel plates |
| 01/29/2014 | CN102089609B Fixture for an injector and method for the operation thereof |
| 01/28/2014 | CA2774642C Exhaust processing and heat recovery system |
| 01/23/2014 | DE102012019211B3 Electric-arc furnace system, useful for preparing a stainless heat- and acid- resistant steel, comprises a furnace vessel that is tiltable into a slagging off direction and a tap direction and comprises a bottom and an end-wall region |
| 01/22/2014 | EP2687800A1 Burner mount for a burner of a melting bath |
| 01/22/2014 | CN203406008U 转炉炼钢模型系统 BOF model system |
| 01/22/2014 | CN203403127U Tilting vibration reduction device for AOD (argon oxygen decarburization) furnace |
| 01/22/2014 | CN203403126U Converter side-blown powder spraying integral base brick |
| 01/22/2014 | CN203403125U One-time flue gas ceramic fiber membrane high-temperature dry dedusting device of converter |
| 01/22/2014 | CN203403124U All-dry method bag type recycling and purifying technology system for converter gas |
| 01/22/2014 | CN203401076U Double-ladle-position buggy ladle of vanadium extracting converter |
| 01/22/2014 | CN103525975A Complete equipment of alloy charging system behind electric furnace or electric converter |
| 01/22/2014 | CN103525974A Smelting method for producing duplex stainless steel casting CD3MN with intermediate frequency furnace |
| 01/22/2014 | CN103525973A Converter mechanism for slag blocking and steel tapping through sliding plates |
| 01/22/2014 | CN103525972A Converter vanadium-extracting method of molten iron containing vanadium |
| 01/22/2014 | CN103525971A Vanadium slag modifier and preparation method thereof, and vanadium-extracting revolving furnace slag-splashing furnace-protecting method |
| 01/22/2014 | CN103525970A Production process for suppressing peeling of hot rolled steel strips of 304 austenitic stainless steel |
| 01/22/2014 | CN102888490B Method for weak dephosphorization of peritectic steel in argon station |
| 01/22/2014 | CN102776318B Arrangement structure of converter four-point connecting rod suspending device |
| 01/22/2014 | CN102719605B Foamed ball for producing foam slag in process of stainless steel smelting by an electric arc furnace and a manufacture method thereof |
| 01/16/2014 | WO2014009870A1 Blowing spear for fabrication of metals and maintenance of loading and blowing operational conditions |
| 01/16/2014 | WO2014009367A1 Method and device for measuring levels of cast-iron and slag in a blast furnace |
| 01/15/2014 | EP2683999A1 Method for operating an alternating-current electric arc furnace, device for performing the method, and alternating-current electric arc furnace having such a device |
| 01/15/2014 | EP2683998A1 Apparatus for inducing flow in a molten material |
| 01/15/2014 | CN203393211U Fusion protection cover for feeding ferrochrome powder particles under argon protection atmosphere for intermediate frequency furnace |
| 01/15/2014 | CN203393181U Floating plug putting vehicle with high-temperature-prevention electronic control cabinet |
| 01/15/2014 | CN203393180U Device for installing and aligning oxygen lance nozzle |
| 01/15/2014 | CN203393179U Automatic lifting control device for converter smelting dry dedusting movable smoke hood |
| 01/15/2014 | CN203389481U Circumferential weld long-neck venturi |
| 01/15/2014 | CN103509934A Method for manufacturing an austenitic stainless steel from a nickel laterite ore and a chromite ore |
| 01/15/2014 | CN103509925A Low-cost production process for increasing fault detection qualification rate of Q345R steel plates |
| 01/15/2014 | CN103509909A Internal repair and maintenance method and device for converter exhaust heat boiler |
| 01/15/2014 | CN103509908A Cooling flue waste heat recovery device with three-way valve |
| 01/15/2014 | CN103509907A Magnesium-matched slag-making method using raw dolomite in converter combined blowing |
| 01/15/2014 | CN103509906A Smelting method of non-oriented electrical steel plate with excellent magnetism |
| 01/15/2014 | CN102925626B Method for improving aluminum-containing killed steel casting performance of Ti system |
| 01/15/2014 | CN102719614B Process for producing anti-acid pipeline steel by Ruhrstahl Heraecus (RH)-ladle furnace (LF)-RH refining |
| 01/15/2014 | CN102676729B Dry-process dust removing system based on recycling of converter smoke heat pipe waste heat and dust removal of filter bag |
| 01/14/2014 | US8628631 Ferritic stainless steel casting and sheet and method for producing the same |
| 01/14/2014 | CA2652236C Direct smelting vessel and cooler therefor |
| 01/09/2014 | WO2014006081A2 Method and device for detecting the slag level in a metallurgical vessel |
| 01/08/2014 | EP2682700A1 Steel production plant |
| 01/08/2014 | EP2682483A2 Shallow metallurgical wire injection method and related depth control |
| 01/08/2014 | CN203382787U Steel wire rope tension measuring device and equipment for lifting oxygen lance |
| 01/08/2014 | CN203382786U Air-cooling slag baffle of converter |
| 01/08/2014 | CN203382785U Double-tooth slag adhering hopper |
| 01/08/2014 | CN103502759A Apparatus for conveying and pre-heating a metal charge for a melting plant and connected method |
| 01/08/2014 | CN103502480A 电熔炉 Electric furnace |
| 01/08/2014 | CN103502479A Apparatus for conveying and pre-heating a metal charge for a melting plant and connected method |
| 01/08/2014 | CN103502478A Apparatus for pre-heating a metal charge for a melting plant and connected method |
| 01/08/2014 | CN103498018A Scrap steel preheating step-by-step conveying device for intermediate frequency furnace |
| 01/08/2014 | CN103498017A Semi-steel converter steelmaking method |
| 01/08/2014 | CN103498016A Dephosphorization agent prepared by taking slag of decarbonization furnace as raw material and molten iron dephosphorization method |
| 01/08/2014 | CN102994685B Method for opening steel converter |
| 01/08/2014 | CN102534108B Oxygen lance transmission device of oxygen top blown steel-making converting furnace |
| 01/07/2014 | US8623270 Dual outlet injection system |
| 01/03/2014 | WO2014003127A1 Steel slag reduction equipment and steel slag reduction system |
| 01/03/2014 | WO2014003123A1 Steel slag reduction method |
| 01/03/2014 | WO2014003119A1 Slag supply container for electric furnace for steel slag reduction |
| 01/03/2014 | CA2852500A1 Reduction processing apparatus for steel-making slag and reduction processing system for steel-making slag |
| 01/03/2014 | CA2851963A1 Slag-supplying container for use in electric furnace for reduction processing of steel-making slag |
| 01/03/2014 | CA2851604A1 Method of reduction processing of steel-making slag |
| 01/01/2014 | EP2679691A1 Method for manufacturing an austenitic stainless steel from a nickel laterite ore and a chromite ore |
| 01/01/2014 | EP2678454A2 Tiltable oxygen converter |
| 01/01/2014 | CN203373384U Dust exhaust hood of argon flushing station |
| 01/01/2014 | CN203373382U Coat brick for bottom blowing gas supply component of converter |
| 01/01/2014 | CN203373381U Smoke waste heat boiler of revolving furnace |
| 01/01/2014 | CN203373380U Nitrogen sealing ring for oxygen gun opening of converter |
| 01/01/2014 | CN203373379U Water-leakage-free sub-lance sealing cap for converter |
| 01/01/2014 | CN203373378U Bulk material blanking water-cooled sliding chute device of converter |
| 01/01/2014 | CN203373377U Oxygen lance water jacket device of converter |
| 01/01/2014 | CN203373376U Steel converter |
| 01/01/2014 | CN203373375U Primary smoke dry method dedusting cinder pneumatic transmission system of revolving furnace |
| 01/01/2014 | CN203373374U Pneumatic conveying system for coarse ash in dry dedusting of primary flue gas of converters |
| 01/01/2014 | CN203373373U Pneumatic conveying system for coarse ash in dry dedusting of converter gas |
| 01/01/2014 | CN203373372U Converter gas dry de-dusting cinder pneumatic conveying system |
| 01/01/2014 | CN103484685A Hydrogen content control method of electroslag remelting smelting molten steel |
| 01/01/2014 | CN103484603A Low carbon alloy steel smelting technology |
| 01/01/2014 | CN103484599A Smelting method of high-manganese wear-resistant steel |
| 01/01/2014 | CN103484597A Dust-removing and heat-recovering system for furnace gas of steel converter and processing method therefor |
| 01/01/2014 | CN103484596A Semisteel slag former, preparation method thereof and semisteel making method |