Title:
SCREEN FOR BLANKING PLUG
Document Type and Number:
WIPO Patent Application WO2004094775
Kind Code:
A3
Abstract:
A blanking plug device (10), system and method of use, wherein the plug device has an anchoring portion (16) for securing the blanking plug device within a tubing string or other well conduit. The blanking plug device has a lower plug portion (12) that incorporates a screening section (46). The screening section permits flow of fluid through the sidewall of the plug portion while substantially preventing the passage of solid particles.
Inventors:
ST CLAIRE GUY
Application Number:
PCT/US2004/011365
Publication Date:
January 20, 2005
Filing Date:
April 13, 2004
Export Citation:
Assignee:
BAKER HUGHES INC (US)
International Classes:
E21B23/02; E21B33/12; E21B34/10; (IPC1-7): E21B23/02; E21B33/12; E21B34/10
Foreign References:
| US4984631A | 1991-01-15 | |||
| US3971438A | 1976-07-27 | |||
| US3581819A | 1971-06-01 | |||
| US2970648A | 1961-02-07 | |||
| US20010042617A1 | 2001-11-22 |
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