ALCAN RHENALU

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B22D CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES 247
 
  
 
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 192
 
  
 
B60P VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS 137
 
  
 
C22B PRODUCTION OR REFINING OF METALS 127
 
  
 
C22C ALLOYS 171
 
  
 
C22F CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS OR NON-FERROUS ALLOYS 136
 
  
 
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 1100

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8202347 Process for recycling aluminum alloy scrap coming from the aeronautical industryJun 18, 07Jun 19, 12[C22B]
7938165 Manufacturing process for semi-finished products containing two aluminum-based alloysDec 05, 06May 10, 11[B22D]
7938309 Pulsed friction stir welding processJun 25, 09May 10, 11[B23K]
7909380 Skip for granular materialsSep 27, 05Mar 22, 11[B60R, B60P]
7875129 Method for forming a conversion layer on an aluminum alloy product prior to fluxless brazingJul 26, 05Jan 25, 11[C23C, B23K]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2010/0200,205 EXTRUDED PRODUCT MADE FROM ALUMINIUM ALLOY Al-Mg-Si WITH IMPROVED RESISTANCE TO CORROSIONAbandonedJul 21, 08Aug 12, 10[F16L, F28F, C22C]
2010/0190,027 EXTRUDED PRODUCTS IN ALUMINIUM ALLOY Al-Mn WITH IMPROVED MECHANICAL STRENGTHAbandonedJul 21, 08Jul 29, 10[F16L, C22F, C22C]
2010/0006,186 ALUMINUM ALLOY PRODUCTS WITH HIGH TOUGHNESS AND PRODUCTION PROCESS THEREOFAbandonedSep 21, 09Jan 14, 10[C22C, B32B]
2009/0159,159 Al-Li ROLLED PRODUCT FOR AEROSPACE APPLICATIONSAbandonedDec 19, 08Jun 25, 09[C21D, C22C]
2007/0284,019 AlCuMg ALLOYS WITH HIGH DAMAGE TOLERANCE SUITABLE FOR USE AS STRUCTURAL MEMBERS IN AIRCRAFTSAbandonedJun 29, 07Dec 13, 07[B22D, C22F]
2007/0243,097 Process for Fabrication of Products Made of an Aluminium Alloy With High Toughness and High Fatigue ResistanceAbandonedJun 22, 05Oct 18, 07[B22D, C22C]
7226516 Method for making integrated circuit aluminium panelsExpiredDec 07, 01Jun 05, 07[C22F]
2007/0099,023 Aluminium alloy strip for brazingAbandonedNov 24, 04May 03, 07[B32B]
2006/0151,075 Low internal stress Al-Zn-Cu-Mg platesAbandonedDec 13, 05Jul 13, 06[C22F, C22C]
2005/0183,802 Edge-on stress-relief of aluminum platesAbandonedDec 04, 03Aug 25, 05[C22F]

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