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patent | score | priority | expiry | expired | references | current assignee | title |
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10836952 | 33 | 2018-08-14 | 2039-08-14 | 1 | 3 | KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS; | Oil recovery methods using carboxylated pyrolyzed date leaves |
11845894 | 90 | 2023-03-07 | 2043-03-07 | 0 | 0 | KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS; | Method of recovering hydrocarbon from a reservoir using date leaf carbon nanoparticles |