NORSK HYDRO ASA

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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 1132
 
 
 
C25C PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR 710
 
 
 
C22F CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS OR NON-FERROUS ALLOYS 631
 
 
 
B01D SEPARATION 5128
 
 
 
C22C ALLOYS 564
 
 
 
C25B ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON- METALS; APPARATUS THEREFOR 527
 
 
 
B65G TRANSPORT OR STORAGE DEVICES, e.g. CONVEYERS FOR LOADING OR TIPPING; SHOP CONVEYER SYSTEMS; PNEUMATIC TUBE CONVEYERS 460
 
 
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 3190
 
 
 
A01N PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF 288
 
 
 
A23K FODDER227

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0009,322 METHOD FOR THE MANUFACTURING OF PRODUCTS WITH ANODIZED HIGH GLOSS SURFACES FROM EXTRUDED PROFILES OF AL-MG-SI OR AL-MG-SI CU EXTRUSION ALLOYSMar 24, 15Jan 12, 17[B21B, C22C, C22F, B22D]
2016/0222,499 METHOD FOR THE MANUFACTURING OF AL-MG-SI AND AL-MG-SI-CU EXTRUSION ALLOYSAug 28, 14Aug 04, 16[C22C, C21D, C22F]
2015/0178,656 METHOD FOR THE OPTIMISATION OF PRODUCT PROPERTIES AND PRODUCTION COSTS OF INDUSTRIAL PROCESSESJun 01, 13Jun 25, 15[G06Q]
2015/0129,090 Al-Mg-Si ALUMINIUM ALLOY WITH IMPROVED PROPERTIESApr 25, 13May 14, 15[C22C, C22F]
2013/0064,981 METHOD FOR MAKING AN ABSORBER COATING FOR SOLAR HEATING, THE COATING AS SUCH AND ITS APPLICATIONJul 10, 12Mar 14, 13[C09D]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9732981 Method and equipment for heat recoveryNov 25, 13Aug 15, 17[F24H, F28D, F27D, F28F, B01D, C25C]
9616633 Screw extruder for continuous extrusion of materials with high viscosityNov 19, 07Apr 11, 17[B21C, B29C, B30B]
9435186 Sub sea processing systemOct 19, 07Sep 06, 16[E21B]
9217204 Control of temperature and operation of inert electrodes during production of aluminum metalAug 15, 03Dec 22, 15[C25C, C25B]
9163302 Castable heat resistant aluminium alloyJun 16, 11Oct 20, 15[C22C, F02F]
9068107 Process for stimulating production of methane from petroleum in subterranean formationsMay 27, 05Jun 30, 15[C09K, C12P]
8905119 Casting equipment starter blockOct 17, 11Dec 09, 14[B22D]
8800636 Equipment for the removal of billets after castingMar 29, 10Aug 12, 14[B22D]
8561669 Casting equipment for the casting of sheet ingotSep 07, 09Oct 22, 13[B22D]
8299794 Method for electromagnetic geophysical surveying of subsea rock formationsMay 16, 07Oct 30, 12[G01V]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8413711 Arrangement related to equipment for continuous or semi-continuous casting of metalExpiredNov 26, 08Apr 09, 13[B22D]
8087134 Process for making a heat exchangerExpiredDec 20, 05Jan 03, 12[B21D, B23P]
8075770 Flotation deviceExpiredNov 16, 07Dec 13, 11[C02F]
8051622 Uninsulated section suitable for producing insulated sections for thermal break window and door frames and associated method of assemblyExpiredOct 22, 10Nov 08, 11[E04B]
2011/0176,986 METHOD AND A REACTOR FOR PRODUCTION OF HIGH-PURITY SILICONABANMar 14, 08Jul 21, 11[B01J, C01B]
2011/0099,937 Uninsulated section suitable for producing insulated sections for thermal break window and door frames and associated method of assemblyABANOct 22, 10May 05, 11[E04C, E06B]
7841139 Uninsulated section suitable for producing insulated sections for thermal break window and door frames and associated method of assemblyExpiredJul 30, 07Nov 30, 10[E06B]
7828914 Method for producing aluminum alloy sheet material and an aluminium alloy sheetExpiredMar 19, 04Nov 09, 10[C22F]
2010/0166,634 METHOD AND A REACTOR FOR PRODUCTION OF HIGH-PURITY SILICONABANMar 17, 08Jul 01, 10[C01B, C25C]
2010/0129,281 A PROCESS FOR THE RECYCLING OF HIGH PURITY SILICON METALABANApr 18, 08May 27, 10[C01B]
2010/0031,859 Combustion InstallationABANNov 23, 06Feb 11, 10[F23L, F23C]
2010/0008,841 Method for the Manufacture of Silicon TetrachlorideABANMay 04, 07Jan 14, 10[C01B]
2009/0321,273 Method and an electrolysis cell for production of a metal from a molten chlorideABANSep 17, 07Dec 31, 09[C25C]
2009/0229,202 HALF-SHELL FOR FORMING THERMAL BREAK DOOR AND WINDOW FRAMES OR THE LIKE, ASSOCIATED SECTION AND ASSOCIATED ASSEMBLY PROCESSABANOct 03, 08Sep 17, 09[E06B, E04B]
2009/0226,660 HEAT INSULATING BODY FOR FORMING SECTIONS FOR THERMAL BREAK DOOR AND WINDOW FRAMESABANOct 03, 08Sep 10, 09[B32B, E04B]
7559244 Arrangement or provision of a sensor or probe for the measuring of a condition in a pipe or the likeExpiredSep 09, 05Jul 14, 09[G01L]
2009/0116,999 Aluminium Alloy With Improved Crush PropertiesABANFeb 16, 07May 07, 09[C22C]
2008/0263,832 Reactor for Mixing and Reacting Two or More Fluids As Well As Transferring Heat Between Said Fluids and a Method for Operating Said ReactorABANJun 21, 06Oct 30, 08[B01J]
2008/0168,724 Curtain-wall assemblyABANNov 28, 07Jul 17, 08[E04C, E04B, E04G]
2008/0142,414 Method For the Optimalization of the Supply of ChemicalsABANFeb 08, 06Jun 19, 08[C10G]

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