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  Cementing rubber plug

Application: Isolate the cement slurry and slurry when water flooding, to prevent the slurry infiltrate into the cement slurry affect the cementing quality.
Structure features: Cementing rubber plug divided into common cementing rubber plug, double rubber plug well cementation used fluctuation rubber plug and dual-class infiltrate cement used 3 rubber plug.
Standard cementing plugs are apply to different kinds of float collar, float shoes; anti-rotating cement plug apply to prevent transformation float collar, float shoes.
The dual-class seal and skiving wing designed on top plug and bottom plug.
The anti-rotating mechanism designed on the anti-rotating rubber plug to increase the drilling and removing speed greatly.
To be drilled by PDC drilling bit or rock bit.

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