Petroleo Brasileiro S.A.—Petrobras

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C10G CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION 755
 
  
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 5133
 
  
 
B01D SEPARATION 4130
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 3106
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF376
 
  
 
C10L FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G OR C10K; LIQUEFIED PETROLEUM GAS; USE OF ADDITIVES TO FUELS OR FIRES; FIRE-LIGHTERS 339
 
  
 
E02D FOUNDATIONS; EXCAVATIONS; EMBANKMENTS 221
 
  
 
E21B EARTH OR ROCK DRILLING 294
 
  
 
B04C APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES 112
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 1124

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9637381 Process for pre-reforming hydrocarbon streams containing olefins, pre-reforming catalyst and a process for preparing said catalystMay 16, 14May 02, 17[C01B, B01J]
9486969 Method for repairing flexible flow lines with a two-piece clamping collar and composite materialJan 27, 15Nov 08, 16[F16L, B29C, B29L, B32B]
9404584 Compact restictive seal for bearing housingsJan 17, 14Aug 02, 16[F16J]
9347021 Process for the production of aviation biokerosene and aviation kerosene compositionApr 07, 11May 24, 16[C11B, C10L, C07C, C11C]
9334025 Multi-column buoy for deep and ultra-deep water transportation terminalsMay 12, 11May 10, 16[B63B]
9243187 Process for the production of pitchMay 27, 11Jan 26, 16[C10G, C10C]
9145767 Receiving lateral wellbore and method for implanting sameJan 06, 12Sep 29, 15[E21B]
8993775 Chromium and nickel catalysts for oligomerization reactions and process for obtaining alpha-olefins using said catalystsSep 30, 11Mar 31, 15[C07F, C07C]
8962882 Lactic acid direct synthesis processNov 22, 13Feb 24, 15[C07C]
8932456 Integrated process for the manufacture of olefins and intermediates for the productions of ammonia and ureaOct 21, 09Jan 13, 15[C01C, C01B, C07C, C10G]

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Expired/Abandoned/Withdrawn Patents

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