Proppant and methods of use

Details Proppant and methods of use Proppant and methods of use

C - Chemistry, Metallurgy

09

K

C09K 8/80 (2006.01) C09K 8/92 (2006.01) E21B 43/267 (2006.01)

Patent

CA 2621383

A proppant consists of a core part and shell of a material different from the material of the core part. The shell comprises a soft material attached rigidly to the core part in such a way that the total surface area of the points where the shell and the core part are joined is less than the surface area of the core part.

La présente invention concerne un agent de soutènement consistant en une partie centrale et une enveloppe dans un matériau différent de celui de la partie centrale. L~enveloppe comprend un matériau souple fixé solidement à la partie centrale de sorte que la surface totale des points où l~enveloppe et la partie centrale sont jointes soit inférieure à la surface de la partie centrale.

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