Coated gas bubbles for recovery of hydrocarbon

Details Coated gas bubbles for recovery of hydrocarbon Coated gas bubbles for recovery of hydrocarbon

B - Operations, Transporting

01

J

B01J 13/22 (2006.01) B01F 17/00 (2006.01) C10G 1/04 (2006.01)

Patent

CA 2600157

A coated gas bubble for recovering oil from oil-containing samples is provided, comprising a gas bubble and a coating mixture comprising a hydrophobic coating agent and a coating promoting additive, wherein the coating promoting additive is present in an amount sufficient to promote the substantially continuous coating of the gas bubble with the hydrophobic coating agent. A method for forming such coated gas bubbles and a method for recovering oil from oil-containing samples using coated gas bubbles is further provided.

On présente une bulle de gaz revêtue destinée à la récupération du pétrole dans les échantillons contenant du pétrole; elle comporte une bulle de gaz et un revêtement constitué d'un agent d'enrobage hydrophobe et d'un additif favorisant l'enrobage, l'additif étant présent en quantité suffisante pour favoriser un enrobage substantiel en continu de la bulle de gaz avec l'agent d'enrobage hydrophobe. Une méthode permettant de générer de telles bulles de gaz revêtues et une méthode permettant de récupérer le pétrole contenu dans les échantillons renfermant du pétrole à l'aide de bulles de gaz revêtues sont en outre fournies.

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