| Patents for C21C 5 - Manufacture of carbon steel, e.g. plain mild steel, medium carbon steel, or cast-steel (14,381) |
|---|
| 03/27/2013 | CN102994895A Microalloyed high-strength high-toughness steel for geological drilling and production technology thereof |
| 03/27/2013 | CN102994871A Method for smelting medium/high-carbon hard-wired steel by vanadium-titanium containing molten iron |
| 03/27/2013 | CN102994693A Cold setting pellet slagging method for continuous steelmaking electric furnace |
| 03/27/2013 | CN102994692A High-boron high-speed steel roller material and smelting process thereof |
| 03/27/2013 | CN102994691A Steel scrap bucket loading device |
| 03/27/2013 | CN102994690A Method for applying cyclone oxygen lance in converter to extract vanadium and cyclone oxygen lance |
| 03/27/2013 | CN102994689A Method for heat application of low-alkalinity casting residue in steel-making |
| 03/27/2013 | CN102994688A Pretreatment technology of terminal steel slag in converter |
| 03/27/2013 | CN102994687A Method for reducing thickness of converter bottom |
| 03/27/2013 | CN102994686A Technology for smelting ER70S-6 welding wire steel through utilizing vanadium-containing molten iron |
| 03/27/2013 | CN102994685A Method for opening steel converter |
| 03/27/2013 | CN102989237A Gravity dehydrator and converter flue gas wet dedusting system |
| 03/27/2013 | CN102424886B Furnace protection process for decarburization converter less slag splashing |
| 03/27/2013 | CN102424885B Less slag decarbonization refining method used in top-bottom combined blowing converter |
| 03/27/2013 | CN102409134B Method for producing 23MnB steel based on converter flow path |
| 03/27/2013 | CN102409133B Method for producing 23MnB steel by adopting vacuum process |
| 03/27/2013 | CN102041455B Stainless steel for heat exchanger welded pipe and manufacturing method thereof |
| 03/27/2013 | CN101962740B Ferrite stainless steel for automobile exhaust emission system and manufacturing method thereof |
| 03/27/2013 | CN101871079B Copper-bearing ferritic antibacterial stainless steel and manufacturing method thereof |
| 03/27/2013 | CN101490284B Direct smelting vessel and cooler therefor |
| 03/27/2013 | CN101120103B Furnace system and method for melting down metallic or metal-containing feed material |
| 03/20/2013 | EP2569455A1 Chemical pretreatment and preheating of steel scrap |
| 03/20/2013 | CN202814550U A converter molten steel temperature detector |
| 03/20/2013 | CN202808858U Slide-plate-quick-replacement and slag-blocking steel tapping device for converting furnace |
| 03/20/2013 | CN202808857U 自动给水装置 Automatic water supply system |
| 03/20/2013 | CN102985579A Low-nickel austenitic stainless steel and use of the steel |
| 03/20/2013 | CN102985568A Device for supporting molten metal container |
| 03/20/2013 | CN102978538A Smelting process for production of grade II hot-rolled reinforced bar |
| 03/20/2013 | CN102978505A Smelting method of high-strength IF steel |
| 03/20/2013 | CN102978337A Method for slagging by using limestone for continuous steelmaking furnace |
| 03/20/2013 | CN102978336A Smelting technique for removing Sb under arc furnace conditions |
| 03/20/2013 | CN102978335A Converter and finery steelmaking on-line continuous detection system |
| 03/20/2013 | CN102978334A Auxiliary device used for oxygen lance maintenance pressure test |
| 03/20/2013 | CN102978333A System and method for converter gas recovery |
| 03/20/2013 | CN102978332A Smelting method of 9Ni steel |
| 03/20/2013 | CN102978331A Control method for improving gas recovery of new OG (Oxygen Converter Gas Recovery) converter |
| 03/20/2013 | CN102978330A Method for controlling tapping nitrogen content of converter |
| 03/20/2013 | CN102978329A Composite slagging agent for converter |
| 03/20/2013 | CN102978328A Preparation method for composite slagging agent used for converter |
| 03/20/2013 | CN102978307A Process for reducing production of pipeline steel |
| 03/20/2013 | CN102329918B Widely applicable melting technology of free cutting steel containing lead |
| 03/20/2013 | CN102329917B Production method of clean steel |
| 03/20/2013 | CN102321783B Steel-making method of experimental induction furnace |
| 03/20/2013 | CN102321781B Material distribution process for electric furnace smelting burden |
| 03/20/2013 | CN102312039B Converter smoke cooling device |
| 03/20/2013 | CN102234706B Method for refining grains of heavy forging steel of nuclear reactor evaporator |
| 03/20/2013 | CN102080136B Converter smelting technique |
| 03/20/2013 | CN101432447B 直接熔炼设备 Direct smelting plant |
| 03/19/2013 | CA2549551C A high efficient method of slagging-off for liquid iron and a device for implementing said method |
| 03/13/2013 | EP2566994A1 Low-nickel austenitic stainless steel and use of the steel |
| 03/13/2013 | CN202793841U Sampling device for converter |
| 03/13/2013 | CN202786315U Improved oxygen lance nitrogen seal device |
| 03/13/2013 | CN202786314U Converter sublance probe packaging device |
| 03/13/2013 | CN202786313U Converter sublance probe steel cap assembling device |
| 03/13/2013 | CN202786312U Converter sublance probe dump assembling device |
| 03/13/2013 | CN202786311U Converter alloy feeding rotary device |
| 03/13/2013 | CN202786310U Scrap steel bucket loading machine |
| 03/13/2013 | CN202786309U Support play preventing shaft of rotary furnace |
| 03/13/2013 | CN202786308U Uncovering machine for converter |
| 03/13/2013 | CN202786307U Safety guardrail for rear fire blocking door platform of rotary furnace |
| 03/13/2013 | CN202786306U Oxygen-burning lance capable of preventing oxygen tempering |
| 03/13/2013 | CN202786305U Slag stopping plug for tapping |
| 03/13/2013 | CN202786304U Guide positioning device for rapidly mounting converter shell |
| 03/13/2013 | CN202786303U Converter gas wet-dry hybrid dust removal system |
| 03/13/2013 | CN202786302U Spraying water flow adjusting device of converter dry dedusting evaporative cooling tower |
| 03/13/2013 | CN202779762U Cable tensioning device for molten steel transport vehicle |
| 03/13/2013 | CN102971438A Pivoting slag door |
| 03/13/2013 | CN102967139A Conical hood mechanism of titanium slag furnace |
| 03/13/2013 | CN102965588A Low-alloy high-strength cast steel, and smelting and heat treatment method thereof |
| 03/13/2013 | CN102965468A Addition method of ferrovanadium in converter steelmaking |
| 03/13/2013 | CN102965467A Low-cost efficient dephosphorization smelting process for electric arc furnace |
| 03/13/2013 | CN102965466A Technology for improving slag pouring quantity of converter in stage of dephosphorization |
| 03/13/2013 | CN102965465A Method for curing converter slag |
| 03/13/2013 | CN102965464A Smelting method for producing manganese-rich slag by smelting and reduction of high-manganese liquid iron in electric furnace |
| 03/13/2013 | CN102965463A Efficient dephosphorization process for converter |
| 03/13/2013 | CN102965462A Converter smelting end point automatic control device and control method |
| 03/13/2013 | CN102234700B Electric furnace slag reactant and preparation method thereof |
| 03/13/2013 | CN102181804B Steel plate for Class I nuclear key equipment and manufacturing method thereof |
| 03/13/2013 | CN102134626B Converter flue gas waste heat recovering device and method for recovering flue gas waste heat by utilizing same |
| 03/13/2013 | CN102069157B Method for preparing high-aluminum steel |
| 03/13/2013 | CN102051433B Converter installation method by controlling lifting of four hydraulic jacks |
| 03/13/2013 | CN101029345B Production of low-phosphor electroslag melt steel |
| 03/12/2013 | US8394168 Low cost process for the manufacture of near net shape titanium bodies |
| 03/07/2013 | WO2013029092A1 Lances for top submerged injection |
| 03/07/2013 | CA2844098A1 Lances for top submerged injection |
| 03/06/2013 | CN202770237U Temperature adjustment type gravitational sedimentation chamber used for electric stove smoke dust removal |
| 03/06/2013 | CN202766561U Stable buffering device of steelmaking converter device |
| 03/06/2013 | CN202766560U Protection device for furnace crown of pure oxygen bottom-blown converter device (GOR) |
| 03/06/2013 | CN202766559U Converter lining structure |
| 03/06/2013 | CN202766558U Experimental simulating device with converter water model |
| 03/06/2013 | CN202766046U Probe vehicle driver |
| 03/06/2013 | CN102959095A Process for producing molten steel using particulate metallic iron |
| 03/06/2013 | CN102959094A Method for operating arc furnace, oscillation measurement device for arc electrode and arrangement for arc furnace |
| 03/06/2013 | CN102952923A Process for smelting aluminum containing steel through calcium carbide deoxidation |
| 03/06/2013 | CN102952920A Method for measuring etching thickness of working surface of converter liner |
| 03/06/2013 | CN102952919A Steel ladle clearance monitoring device |
| 03/06/2013 | CN102952918A Smelting method for producing rich-manganous slags with blast furnace rich-manganous molten iron |
| 03/06/2013 | CN102952917A Control method for preventing explosion venting of dry dedusting system in converter smelting process |
| 03/06/2013 | CN102952916A Slag-splashing process method of converter |
| 03/06/2013 | CN102952915A Phosphorus-containing steel converter smelting method |