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:
Apr. 07, 1987
Filed:
Jun. 20, 1986
Applicant:
Inventor:
John J Pritchard, Jr, Harvey, LA (US);
Assignee:
Shell Offshore Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B / ;
U.S. Cl.
CPC ...
166 551 ; 175-452 ;
Abstract
An apparatus for perforating the casing wall of a well and producing the well. The apparatus makes use of a dual flow connector having two downwardly-directed ports and carried by a pipe string which is in fluid communication with the upper end thereof. A gun perforator is removably connected to the connector and depends therefrom for closing one port of the connector while a screen is secured to the connector and depends therefrom for closing the other port of the connector.