BAOSHAN IRON & STEEL CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C21D MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING, OR OTHER TREATMENTS 4813
 
  
 
C22C ALLOYS 4828
 
  
 
B22D CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES 1930
 
  
 
B21B ROLLING OF METAL 1418
 
  
 
H01F MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES 1470
 
  
 
B23K SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM 984
 
  
 
C23C COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL 695
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 483
 
  
 
C21C PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL 414
 
  
 
C09D COATING COMPOSITIONS, e.g. PAINTS, VARNISHES, LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR 389

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0071,803 ROLLING METHOD FOR BOARDS WITH DIFFERENT LONGITUDINAL THICKNESSESMar 29, 16Mar 15, 18[B21B]
2017/0349,966 QUENCHED-TEMPERED HIGH-STRENGTH STEEL WITH YIELD STRENGTH OF 900 MPA TO 1000 MPA GRADE, AND MANUFACTURING METHOD THEREFORDec 08, 15Dec 07, 17[C21D, C22C]
2017/0349,987 HIGH-STRENGTH STEEL WITH YIELD STRENGTH OF 800 MPA AND PRODUCTION METHOD THEREFORDec 08, 15Dec 07, 17[C21D, C22C]
2017/0298,466 HIGH FORMABILITY SUPER STRENGTH COLD-ROLL STEEL SHEET OR STEEL STRIP, AND MANUFACTURING METHOD THEREFORJan 14, 15Oct 19, 17[C21D, C22C]
2017/0159,157 ULTRA-HIGH-STRENGTH AND ULTRA-HIGH-TOUGHNESS OIL CASING AND MANUFACTURING METHOD THEREOFJan 19, 15Jun 08, 17[B22D, C22C]
2017/0114,427 METHOD FOR DIRECTLY PRODUCING PICKLING-FREE HOT-PLATED SHEET STRIP PRODUCT FROM MOLTEN STEELDec 23, 14Apr 27, 17[C23C, B22D, C21D]
2016/0346,877 SUPERHIGH STRENGTH GAS SHIELDED WELDING WIRE AND METHOD FOR MANUFACTURING THE SAMEJun 30, 15Dec 01, 16[B23K]
2016/0068,704 ALUMINIM-ZINC HOT-PLATED STEEL PLATE HAVING EXCELLENT WEATHER RESISTANCE, CORROSION RESISTANCE AND ALKALI RESISTANCE, AND MANUFACTURING METHOD AND SURFACE TREATING AGENT THEREFORMar 26, 14Mar 10, 16[B05D, C09D]
2016/0047,019 METHOD OF MANUFACTURING SUPERIOR 13CR THICKENED DRILLRODNov 12, 13Feb 18, 16[B21J, C21D, C22C]
2016/0032,432 HIGH-PERFORMANCE LOW-ALLOY WEAR-RESISTANT STEEL AND METHOD OF MANUFACTURING THE SAMEMar 26, 14Feb 04, 16[C21D, C22C]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9905361 Manufacturing method of common grain-oriented silicon steel with high magnetic inductionDec 11, 12Feb 27, 18[C23C, H01F, C21D, C22C]
9873150 Method and device for continuous thin strip castingSep 27, 12Jan 23, 18[B22D]
9863015 Manufacturing method for strip casting 550 MPa-grade high strength atmospheric corrosion-resistant steel stripFeb 18, 13Jan 09, 18[B22D, C21D, C22C, B21B]
9822423 Method for producing silicon steel normalizing substrateMar 26, 12Nov 21, 17[H01F, C21D]
9815104 Uncoiling, blanking and forming methodApr 28, 14Nov 14, 17[B23K, B21D]
9815172 Method of steel sheet surface treatment and apparatus of the sameMar 05, 14Nov 14, 17[B24C, B21B]
9816152 Manufacture method of high-efficiency non-oriented silicon steel with excellent magnetic performanceApr 27, 11Nov 14, 17[H01F, C21D, C22C]
9816165 Ultrahigh-strength, high-toughness, wear-resistant steel plate and manufacturing method thereofJan 31, 13Nov 14, 17[C21D, C22C]
9796008 Method for producing band steel with different target thicknesses along longitudinal direction using hot continuous rolling mill setNov 30, 12Oct 24, 17[B21B]
9797033 High-strength, high-toughness, wear-resistant steel plate and manufacturing method thereofJan 31, 13Oct 24, 17[C21D, C22C]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0314,337 Method for Arranging Jet Cleaning NozzlesAbandonedDec 05, 12Nov 05, 15[B08B]
2013/0299,049 MANUFACTURE METHOD OF ORIENTED SILICON STEEL HAVING GOOD MAGNETIC PERFORMANCEAbandonedApr 28, 11Nov 14, 13[C21D]
2013/0292,005 ANNUALING SEPARATION AGENT FOR PRODUCING GRAIN-ORIENTED SILICON STEEL WITH SMOOTH SURFACE AND GOOD MAGNETIC PROPERTYAbandonedApr 14, 11Nov 07, 13[C21D]
2013/0233,450 METHOD FOR MANUFACTURING ORIENTED SILICON STEEL PRODUCT WITH HIGH MAGNETIC-FLUX DENSITYAbandonedApr 14, 11Sep 12, 13[C21D]
2012/0318,411 COLD ROLLED ELECTROMAGNETIC STEEL SHEET USED FOR RAPID CYCLING SYNCHROTRON AND PRODUCING METHOD THEREOFAbandonedApr 13, 11Dec 20, 12[H01F, C21D]
2012/0298,267 Non-Oriented Electrical Steel Having High Magnetic Induction And High Intensity And Manufacturing Method ThereofAbandonedJun 25, 12Nov 29, 12[C21D, C22C]
2012/0285,584 Manufacture Process Of Non-Oriented Silicon Steel With High Magnetic InductionAbandonedJun 11, 12Nov 15, 12[C21D]
6429646 Analogue eddy detecting apparatus and method for calibrating the sameExpiredApr 06, 00Aug 06, 02[G01R]
5853810 Method of preventing statics for space structureExpiredMar 10, 97Dec 29, 98[B05D]

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