The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 31, 2006
Filed:
Feb. 06, 2002
Xi Zhang, Shaanxi, CN;
Tinghan Zhang, Shaanxi, CN;
Xi Zhang, Shaanxi, CN;
Tinghan Zhang, Shaanxi, CN;
Xi'An Tongyuan Petrotech Co., Ltd., Shaanxi, CN;
Abstract
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.