| US 7,490,669 B2 | ||
| Multi-zone, single trip well completion system and methods of use | ||
| David J. Walker, Lafayette, La. (US); Dewayne M. Turner, Tomball, Tex. (US); Gregg W. Stout, Montgomery, Tex. (US); Todd Chretien, Lafayette, La. (US); Christopher L. Blackler, Spring, Tex. (US); Jack Robbins, Houston, Tex. (US); and Marvin B. Traweek, Houston, Tex. (US) | ||
| Assigned to BJ Services Company, Houston, Tex. (US) | ||
| Filed on May 05, 2006, as Appl. No. 11/418,765. | ||
| Claims priority of provisional application 60/763246, filed on Jan. 30, 2006. | ||
| Claims priority of provisional application 60/678689, filed on May 06, 2005. | ||
| Prior Publication US 2007/0084605 A1, Apr. 19, 2007 | ||
| Int. Cl. E21B 43/00 (2006.01) | ||
| U.S. Cl. 166—313 [166/381] | 20 Claims |
| 1. A method of completing two or more production zones with a well completion system in a single downhole trip, comprising:
assembling a plurality of production zone assemblies, each assembly comprising a production screen assembly having at least
one production screen valve;
locating a service tool assembly in a lowermost production zone assembly, the tool assembly having a deactivated opening tool
that is activated after the tool has passed below a last production screen valve;
assembling a production packer assembly comprising a setting tool to the production zone assemblies to form a completion assembly;
running the completion assembly and tool assembly into position established by a sump packer;
cycling the tool assembly within a production zone to index the completion system to a formation treatment condition; and
treating the production zone.
|