Xi'an Tongyuan Petrotech Co., Ltd.

Tinghan Zhang

Xi Zhang

The invention relates to a perforating device comprising one or more perforating gun () installed in a perforating body (), a perforating gun head () in the uppermost end of the perforating body (), a perforating gun base () in the lowermost end of the perforating body () and a detonating device () installed inside or outside the perforating head (), in which a charge frame () is installed inside of the perforating body (). A plurality of perforator unit connected each other by a detonating cord () are provided on the charge frame (). Every perforator unit comprises an explosive box () in a charge socket, a charge () in charge housing () and energy-bearing media (). Moreover, an energy-bearing media sleeve () is provided outside of the perforating device. The perforating device is easy to manufacture with low cost and can be used securely in the operation.

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Shaanxi, China

Tinghan Zhang