ALBERTA INNOVATES - ENERGY AND ENVIRONMENT SOLUTIONS

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E21B EARTH OR ROCK DRILLING 591

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7090014 Process for sequentially applying SAGD to adjacent sections of a petroleum reservoirAug 25, 04Aug 15, 06[E21B]
6026914 Wellbore profiling systemJan 28, 98Feb 22, 00[E21B]
5957205 Sand exclusion liner and method of using the sameAug 18, 97Sep 28, 99[E21B]
5456315 Horizontal well gravity drainage combustion process for oil recoveryFeb 01, 94Oct 10, 95[E21B]
5413175 Stabilization and control of hot two phase flow in a wellApr 13, 94May 09, 95[E21B]

Expired/Abandoned/Withdrawn Patents

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Top Inventors for This Owner

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