Calgary
Canada
3
2014-08-07
The entities that hold a legal rights for patent applications filed by inventor LONG Yicheng:
Yicheng LONG from Calgary, CA has applied for patents for these inventions. The list has both pending applications and granted patents:
CLOSED LOOP SOLVENT EXTRACTION PROCESS FOR OIL SANDS
#2 | 2013-04-25BITUMEN FROTH TREATMENT SETTLER FEED DISTRIBUTOR
#3 | 2011-06-02Closed loop solvent extraction process for oil sands
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