| Patents for C21C 1 - Refining of pig-iron; Cast iron (3,137) |
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| 06/12/2013 | CN103146885A Method for utilizing industrial waste slag |
| 06/12/2013 | CN103146870A Spheroidal graphite cast iron spheroidizing method |
| 06/12/2013 | CN103146869A Production and application of vermicular graphite cast iron vermiculizer |
| 06/12/2013 | CN103146868A Novel double-motor mixing head control system and method for KR molten iron desulfuration |
| 06/12/2013 | CN103146867A External molten iron desulphurization method |
| 06/12/2013 | CN102433494B High-strength low-stress cast iron material and preparation process thereof |
| 06/12/2013 | CN102016081B Slag foaming killing material, and slag foaming killing method |
| 06/05/2013 | EP2598642A1 Polypeptides for use in the deconstruction of cellulose |
| 06/05/2013 | CN202968619U Low-thermal-stress desulfurization spray gun |
| 06/05/2013 | CN202968618U Cyclonic single-spray magnesium liquid iron desulphurization lance |
| 06/05/2013 | CN202968617U Four-bladed molten iron desulphurization stirrer |
| 06/05/2013 | CN202968616U Free-style molten iron desulfurization spray gun |
| 06/05/2013 | CN202968615U Multiple-blade molten iron desulfurization stirring device |
| 06/05/2013 | CN202968614U Rapid spraying gun for spraying powder in molten iron |
| 06/05/2013 | CN202968613U Spraying gun for spraying powder in molten iron |
| 06/05/2013 | CN202968593U S-shaped molten iron desulfurization mixer |
| 06/05/2013 | CN202968592U Mechanical stirring device for molten iron desulphurization |
| 06/05/2013 | CN202968591U Molten iron desulfurization mixer |
| 06/05/2013 | CN202968590U Single-jet magnesia mixture molten iron desulfurization spray gun |
| 06/05/2013 | CN103131937A Carbide-containing isothermal quenching nodular cast iron and preparation method thereof |
| 06/05/2013 | CN101949311B Turbocharger shell and preparation method thereof |
| 05/29/2013 | CN202955174U Shock-absorbing device for shaking ladle machine |
| 05/29/2013 | CN202954058U Conveying pipeline of molten iron desulfurization and injection system |
| 05/29/2013 | CN103124789A Polypeptides for use in the deconstruction of cellulose |
| 05/29/2013 | CN103122432A Flaky graphite cast iron, and method for production thereof |
| 05/28/2013 | US8449647 Method of inoculating magnesium on compacted graphite iron, and cylinder block and cylinder head manufactured by using the method |
| 05/22/2013 | CN103114238A High-strength and high-hardness gray cast iron material and method for casting same into casting |
| 05/22/2013 | CN103114174A Blowing desulfurization method for molten iron of torpedo ladle |
| 05/15/2013 | CN103103435A Preparation technology for nodular cast iron with TRIP (transformation-induced plasticity) effect |
| 05/15/2013 | CN103103312A Semisteel desulfurization agent and desulfurization method using the same |
| 05/15/2013 | CN103103306A Ring crack preventing type molten iron pretreatment spraying gun |
| 05/08/2013 | CN202925047U KR (knotted reactor) process desulfuration stirrer |
| 05/08/2013 | CN103088254A Nickel steel bean production method |
| 05/08/2013 | CN103088250A High-carbon low-alloying high-strength gray pig iron and smelting method thereof |
| 05/08/2013 | CN103088186A Slag-making method for rapid dephosphorization of semisteel |
| 05/07/2013 | US8435323 Batchwise working-up recycling materials in a rotatable reactor |
| 05/01/2013 | CN202913000U Quick replacement tool for molten iron desulphurization stirring paddle |
| 05/01/2013 | CN103074461A Scheduling device for steelmaking molten iron desulphurization model |
| 05/01/2013 | CN101993973B Method for producing high-purity pure iron |
| 04/30/2013 | US8430945 Method and device for producing pig-iron based stainless steel without using a supply of electrical energy |
| 04/25/2013 | WO2013057927A1 Powder injection lance and method of refining molten iron using said powder injection lance |
| 04/25/2013 | WO2013057262A2 Desulfurization agent containing bitumen |
| 04/25/2013 | DE102011116501A1 Bitumen enthaltendes Entschwefelungsmittel Bitumen containing desulfurization |
| 04/24/2013 | CN103060671A Ferritic nodular cast iron and preparation thereof |
| 04/24/2013 | CN103060661A Method for casting axle box cover |
| 04/24/2013 | CN103060521A Air cooling cyclonic magnesium agent desulphurization spray gun |
| 04/24/2013 | CN103060506A Electromagnetic induction desulfurizing molten iron jar |
| 04/24/2013 | CN102534090B Preparation method of -60-DEG C low-temperature impact nodular cast iron |
| 04/24/2013 | CN102534089B Alloy cast iron rotor seat of twin-screw compressor |
| 04/24/2013 | CN102505062B Converter rapid desilicification and dephosphorization pretreatment method |
| 04/24/2013 | CN102409238B 42CrMo alloy constructional steel super-thick plate and production method thereof |
| 04/24/2013 | CN101928885B Hydrothion corrosion resistant pipe steel and production method thereof |
| 04/17/2013 | CN202881350U High magnesium cored wire |
| 04/17/2013 | CN103045932A Ductile cast iron grinding ball with high wear resistance and high impact toughness and production technology thereof |
| 04/17/2013 | CN103045931A Smelting method for acquiring qualified mechanical properties under low-temperature nickel-free conditions |
| 04/17/2013 | CN102337371B Control method for enabling resulfurization amount of low-sulfur molten iron to be lower than 10ppm in smelting process of converter |
| 04/11/2013 | WO2013051698A1 Method for producing spheroidal graphite cast iron and vehicle component using said spheroidal graphite cast iron |
| 04/03/2013 | CN202845772U Tip-over type hot metal charging vehicle |
| 04/03/2013 | CN202845716U Metal-stream inoculation intercepting equipment |
| 04/03/2013 | CN202845715U Stream inoculation device for cast pouring |
| 04/03/2013 | CN202845714U Movable inoculation machine |
| 04/03/2013 | CN103014537A Smelting method of steel used in high speed passenger train hollow axle |
| 04/03/2013 | CN103014478A Short-process semi-solid cast wear-resistant ball and manufacturing method thereof |
| 04/03/2013 | CN103014236A Dual mode dephosphorization method carrying out in hot-metal ladle |
| 04/03/2013 | CN103014219A Control method of as-cast condition heavy section ferrite-based nodular iron casting graphite nodule and matrix structure |
| 04/03/2013 | CN103014218A KR stirring paddle and manufacture method thereof |
| 04/03/2013 | CN103014217A Desulfurizing agent and application thereof as well as molten iron krypton (KR) desulfurization method |
| 04/03/2013 | CN103014195A Novel method for modification of KR desulfuration residue |
| 04/03/2013 | CN103008574A Cover plate and method for preventing abnormal nodularizing of spheroidal graphite cast iron |
| 04/03/2013 | CN102465194B Dephosphorization method of molten iron for stainless steel production |
| 04/03/2013 | CN102312166B Stanniferous ferrite stainless steel and smelting method thereof |
| 04/03/2013 | CN102108428B Refining process of crude nickel iron |
| 03/28/2013 | US20130078679 Polypeptides Having Cellobiohydrolase 1 Activity and Polynucleotides Encoding Same |
| 03/27/2013 | EP2573199A1 Austenitic cast iron, cast product of austenitic cast iron, and process for production of the cast product |
| 03/27/2013 | CN202830134U Spheroidizing device |
| 03/27/2013 | CN202830068U Desulfuration main mixing device |
| 03/27/2013 | CN202824555U Novel pouring device used for nodulizing agents |
| 03/27/2013 | CN202824554U Spheroidizing device |
| 03/27/2013 | CN102994860A Preparation method of nodular cast iron alloy |
| 03/27/2013 | CN102994859A Nodular cast iron alloy and preparation method thereof |
| 03/27/2013 | CN102994698A Four-blade molten iron desulphurization stirring device |
| 03/27/2013 | CN102994697A Mechanical stirring device for molten iron desulphurization |
| 03/27/2013 | CN102994696A Low-thermal stress desulfurization spray gun |
| 03/27/2013 | CN102994684A Preparation method of scrap steel nodular cast iron |
| 03/27/2013 | CN102994683A Cyclonic single-spray magnesia mixture molten iron desulfurization spray gun |
| 03/27/2013 | CN102994682A Single-nozzle magnesium-based molten iron desulphurization spray gun |
| 03/27/2013 | CN102268506B Method for preparing nodular cast iron |
| 03/20/2013 | CN202808856U KR mixing head |
| 03/20/2013 | CN102978342A Granulated magnesium molten iron desulfurization lance |
| 03/20/2013 | CN102978341A Desulfuration spray gun for molten iron refining |
| 03/20/2013 | CN102978327A S-shaped molten iron desulfuration stirrer |
| 03/20/2013 | CN102978326A Free style molten iron desulfurization spray gun |
| 03/20/2013 | CN102978325A Molten iron desulfuration stirrer |
| 03/20/2013 | CN102978324A Double-hole rotary fireproof spray gun |
| 03/20/2013 | CN102978323A 多叶片铁水脱硫搅拌装置 Multi-blade stirrer hot metal desulphurization |
| 03/20/2013 | CN102978322A Method for preventing molten iron from splashing in KR desulfurization |
| 03/20/2013 | CN102974777A Hot ladle spheroidizing process |
| 03/20/2013 | CN102212638B Refining method of molten iron in ladle and devices required by same |
| 03/19/2013 | US8399024 Water-insoluble medicine |
| 03/19/2013 | CA2549551C A high efficient method of slagging-off for liquid iron and a device for implementing said method |