PANGANG GROUP PANZHIHUA IRON & STEEL RESEARCH INSTITUTE 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 837
 
  
 
C22C ALLOYS 666
 
  
 
B22D CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES 247
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM2155
 
  
 
F27B FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS222
 
  
 
B01D SEPARATION 1133
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 186
 
  
 
C08K USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS 1101
 
  
 
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 191
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR194

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2016/0194,729 HIGH-STRENGTH AND HIGHLY FATIGUE-RESISTANT STEEL RAIL AND PRODUCTION METHOD THEREOFJan 07, 16Jul 07, 16[B22D, C21D, C22C]
2016/0194,730 HIGH-IMPACT-TOUGHNESS STEEL RAIL AND PRODUCTION METHOD THEREOFJan 07, 16Jul 07, 16[B22D, C21D, C22C]
2015/0322,553 BAINITIC STEEL RAIL CONTAINING TRACE AMOUNTS OF CARBIDES AND PRODUCING METHOD OF THE SAMEMay 01, 15Nov 12, 15[C21D, C22C]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9777351 Method for heat treatment of hypereutectoid steel railDec 24, 14Oct 03, 17[C21D, C22C]
9765414 Heat treatment method of turnout track and the turnout trackDec 27, 13Sep 19, 17[E01B, C21D]
9394581 Heat treatment method for bainitic turnout railAug 23, 13Jul 19, 16[C21D]
9314733 Method for detecting loss of desulfurization organic components and regenerable flue gas desulfurization processApr 25, 14Apr 19, 16[G01N, B01D]
9181447 Metal protection coating, hot-dip Zn metallic material and hot-dip Al—Zn metallic material using the sameSep 14, 12Nov 10, 15[C23C, B05D, C09D]
9115412 Method of manufacturing direct reduction iron and reduction firing apparatusJun 04, 13Aug 25, 15[F27B, F27D, C21B]
8742000 Preparation method of hot dip galvanized sheet anti-corrosive treatment agent of environmental protectiveNov 26, 09Jun 03, 14[C09D, C08K, B32B]
8728628 Passivant for hot-dip Al-Zn-coated sheet and preparation method and use thereofApr 07, 10May 20, 14[C09K, B05D, B32B]
8475707 Method of manufacturing direct reduction iron and reduction firing apparatusDec 09, 10Jul 02, 13[C22B, F27B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0060,736 PEARLITIC STEEL RAIL WITH HIGH STRENGTH AND TOUGHNESS AND PRODUCING METHOD THEREOFAbandonedJul 30, 15Mar 03, 16[C21D, C22C]
2014/0102,603 METHOD FOR HEAT-TREATING BAINITE STEEL RAILAbandonedOct 16, 13Apr 17, 14[C21D]
2013/0084,206 METHOD FOR PRODUCTION OF METALLIC TITANIUM AND METALLIC TITANIUM OBTAINED WITH THE METHODAbandonedSep 14, 12Apr 04, 13[C25C, C22C]
2011/0256,420 HOT-DIP GALVANIZED STEEL PLATE AND PRODUCTION METHOD THEREOFAbandonedJul 30, 09Oct 20, 11[B05D, B32B]
2011/0182,787 METHOD FOR PRODUCING TITANIUM TETRACHLORIDE BY USING LOW-GRADE TITANIUM MATERIALAbandonedDec 19, 08Jul 28, 11[C01G]
2010/0243,468 METHOD FOR PREPARING METALLIC TITANIUM BY ELECTROLYZING MOLTEN SALT WITH TITANIUM CIRCULATIONAbandonedMar 26, 10Sep 30, 10[C25C]

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