Source: https://patents.google.com/patent/US20030024708A1/en
Timestamp: 2019-10-19 04:46:25
Document Index: 182530314

Matched Legal Cases: ['application No. 60', 'application No. 60', 'application No. 60', 'application No. 60', 'application No. 60', 'application No. 60', 'application No. 60']

US20030024708A1 - Structral support - Google Patents
Structral support Download PDF
US20030024708A1
US20030024708A1 US10/261,928 US26192802A US2003024708A1 US 20030024708 A1 US20030024708 A1 US 20030024708A1 US 26192802 A US26192802 A US 26192802A US 2003024708 A1 US2003024708 A1 US 2003024708A1
US10/261,928
US7011161B2 (en
2002-10-01 Priority to US10/261,928 priority patent/US7011161B2/en
2003-02-06 Publication of US20030024708A1 publication Critical patent/US20030024708A1/en
2006-03-14 Publication of US7011161B2 publication Critical patent/US7011161B2/en
This application is related to the following applications: provisional patent application No. 60/108,558, filed Nov. 16, 1998, provisional patent application No. 60/111,293, filed Dec. 7, 1998, provisional patent application No. 60/119,611, filed Feb. 11, 1999, provisional patent application No. 60/121,702, filed Feb. 25, 1999, provisional patent application No. 60/121,907, filed Feb. 26, 1999, provisional patent application No. 60/124,042, filed Mar. 11, 1999, and provisional patent application No. 60/131,106, filed Apr. 26, 1999, the disclosures of which are incorporated by reference.[0002]
The shoe [0119] 215 is coupled to the expandable mandrel 205 and the tubular member 210. The shoe 215 includes fluid passage 240. The shoe 215 may comprise any number of conventional commercially available shoes such as, for example, Super Seal 11 float shoe, Super Seal II Down-Jet float shoe or a guide shoe with a sealing sleeve for a latch down plug modified in accordance with the teachings of the present disclosure. In a preferred embodiment, the shoe 215 comprises an aluminum down-jet guide shoe with a sealing sleeve for a latch-down plug available from Halliburton Energy Services in Dallas, Tex., modified in accordance with the teachings of the present disclosure, in order to optimally guide the tubular member 210 in the wellbore, optimally provide an adequate seal between the interior and exterior diameters of the overlapping joint between the tubular members, and to optimally allow the complete drill out of the shoe and plug after the completion of the cementing and expansion operations.
Referring now to FIGS. 9, 9[0190] a, 9 b and 9 c, a preferred embodiment of an apparatus 900 for forming a wellbore casing includes an expandable tubular member 902, a support member 904, an expandable mandrel or pig 906, and a shoe 908. In a preferred embodiment, the design and construction of the mandrel 906 and shoe 908 permits easy removal of those elements by drilling them out. In this manner, the assembly 900 can be easily removed from a wellbore using a conven