China Petroleum Chemical Corporation

China Petroleum & Chemical Corporation Southwest Oil & Gas Company

Guangquan Li

Shan Ren

Zhenwei Gan

Jihao Wu

Qiusheng Huang

A sleeve fracturing assembly includes a composite sleeve and an opening tool. The composite sleeve and the opening tool can automatically engage with each other via teeth-shaped members arranged thereon so as to open the composite sleeve. A sleeve fracturing device includes a plurality of composite sleeves and opening tools, wherein each composite sleeve and opening tool can achieve unique engagement. A method of using the sleeve fracturing device is also described.

Sleeve fracturing assembly, device using the same and method for using the same

A sleeve fracturing assembly includes a composite sleeve and an opening tool. The composite sleeve and the opening tool can automatically engage with each other via teeth-shaped members arranged thereon so as to open the composite sleeve. A sleeve fracturing device includes a plurality of composite sleeves and opening tools, wherein each composite sleeve and opening tool can achieve unique engagement. A method of using the sleeve fracturing device is also provided.

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Beijing, China

Guangquan Li