PECHINEY RHENALU

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C22C ALLOYS 567
 
  
 
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 291
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM2155
 
  
 
C22F CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS OR NON-FERROUS ALLOYS 136

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8420226 Welded structural member and method and use thereofSep 14, 05Apr 16, 13[B23K, B32B]
7490752 Manufacturing method for friction welded aluminum alloy partsMay 20, 04Feb 17, 09[B23K]
7452429 Products made of Al-Zn-Mg-Cu alloys with an improved compromise between static mechanical characteristics and damage toleranceJun 23, 04Nov 18, 08[C22C]
7294213 Aircraft structural member made of an Al-Cu-Mg alloyJul 07, 03Nov 13, 07[C22C]
7252723 AlCuMg alloys with high damage tolerance suitable for use as structural members in aircraftsJul 09, 03Aug 07, 07[C22C]
7229508 Al--Cu--Mg--Ag--Mn-alloy for structural applications requiring high strength and high ductilityMay 26, 04Jun 12, 07[C22C]
7087317 Composite laminated aluminum-glass fiber sandwich panelsSep 25, 03Aug 08, 06[B32B]
5516382 Strong formable isotropic aluminium alloys for drawing and ironingOct 20, 94May 14, 96[C22F, C22C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7658896 Method for attacking bauxite enhancing filterability of sludge in attack outputExpiredOct 21, 03Feb 09, 10[C01F]
7256232 Coating precursor and method for coating a substrate with a refractory layerExpiredOct 14, 02Aug 14, 07[C08K]
7238390 Coating precursor and method for coating a substrate with a refractory layerExpiredOct 14, 02Jul 03, 07[B05D]
7226516 Method for making integrated circuit aluminium panelsExpiredDec 07, 01Jun 05, 07[C22F]
2005/0217,770 Structural member for aeronautical construction with a variation of usage propertiesAbandonedMar 23, 05Oct 06, 05[C22F, C22C]
2005/0205,645 Refined aluminium strip or sheet for electrolytic capacitorsAbandonedMar 17, 05Sep 22, 05[B32B]
2005/0072,497 Al-Zn-Mg-Cu alloys and products with high mechanical characteristics and structural members suitable for aeronautical construction made thereofAbandonedApr 04, 03Apr 07, 05[C22C]
2005/0028,894 Al-si-mg alloy sheet metal for motor car body outer panelAbandonedAug 18, 04Feb 10, 05[C22C]
2004/0219,985 System for preventing theft of sporting goodsAbandonedMay 02, 03Nov 04, 04[A63B]
6736010 Method and device for counting inclusions in a liquid metal bath with ultrasoundsExpiredApr 25, 02May 18, 04[G01N]
2004/0021,257 Rotary gas dispersion device for treating a liquid metal bathAbandonedJul 02, 03Feb 05, 04[C21C]
2003/0217,793 Product made of an AlCuMg alloy for aircraft structural elementsAbandonedJun 19, 03Nov 27, 03[C22F, C22C]
2003/0140,990 Method of manufacturing formed pieces of type 2024 aluminum alloyAbandonedMar 07, 03Jul 31, 03[C22F]
2003/0079,812 Method for manufacturing very thin aluminum-iron alloy stripsAbandonedDec 04, 02May 01, 03[C22F]
2003/0031,580 Product for a welded construction made of AlMgMn alloy having improved mechanical strengthAbandonedJul 05, 02Feb 13, 03[C22C]
6471793 Refined aluminum foil for electrolytic capacitorsExpiredFeb 14, 00Oct 29, 02[C22C]
2002/0106,444 Process and device for applying a release agent to the rolls of a machine for the continuous casting of metal stripsAbandonedJan 28, 02Aug 08, 02[B05D]
2002/0014,290 Al-si-mg aluminum alloy aircraft structural component production methodAbandonedApr 05, 01Feb 07, 02[C22F, C22C]
6216521 Process for improving the planeness of a metal sheetExpiredJul 23, 99Apr 17, 01[B21D]
6056836 AlMg alloy for welded constructions having improved mechanical characteristicsExpiredFeb 23, 98May 02, 00[C22C]

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