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:
Dec. 10, 1991
Filed:
Dec. 26, 1990
Jerry L Walker, Ft. Worth, TX (US);
Bennie Gill, Burleson, TX (US);
Jerry D Motley, Arlington, TX (US);
Jet Research Center, Inc., Alvarado, TX (US);
Abstract
A perforating gun and method permit a casing or liner within a well to be perforated even within a section obstructed by sand either before or after perforation. The perforating gun comprises a support for carrying a plurality of explosive charges and one or more channels for conducting a fluid through the support, which channels are spaced from where the plurality of explosive charges are carried on the support. A method of perforating a well comprises: lowering a perforating gun into the well; flowing fluid through the perforating gun before or after the perforating gun is detonated; and detonating the perforating gun.