Pangang Group Research Institute Co., Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM2155
 
  
 
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
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR194
 
  
 
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 144
 
  
 
C22C ALLOYS 171

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9157131 High carbon content and high strength heat-treated steel rail and method for producing the sameNov 23, 10Oct 13, 15[C21D, C22C, B21B]
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]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
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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