CA2450419A1 - Downhole flow control devices - Google Patents
Downhole flow control devices Download PDFInfo
- Publication number
- CA2450419A1 CA2450419A1 CA002450419A CA2450419A CA2450419A1 CA 2450419 A1 CA2450419 A1 CA 2450419A1 CA 002450419 A CA002450419 A CA 002450419A CA 2450419 A CA2450419 A CA 2450419A CA 2450419 A1 CA2450419 A1 CA 2450419A1
- Authority
- CA
- Canada
- Prior art keywords
- flow control
- control devices
- downhole flow
- housing
- sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Multiple-Way Valves (AREA)
- Details Of Valves (AREA)
- Selective Calling Equipment (AREA)
- Valve Housings (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
A downhole choke mechanism comprising a housing having at least one housing port therethrough, a sleeve concentrically and proximately adjacent the housing, and a drive system capable of axially moving the sleeve to variably conceal and reveal the at least one housing port.
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US1451896P | 1996-04-01 | 1996-04-01 | |
US1464496P | 1996-04-01 | 1996-04-01 | |
US60/014,518 | 1996-04-01 | ||
US60/014,644 | 1996-04-01 | ||
CA 2221152 CA2221152C (en) | 1996-04-01 | 1997-04-01 | Downhole flow control devices |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA 2221152 Division CA2221152C (en) | 1996-04-01 | 1997-04-01 | Downhole flow control devices |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2450419A1 true CA2450419A1 (en) | 1997-10-09 |
CA2450419C CA2450419C (en) | 2006-02-07 |
Family
ID=31191504
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002450225A Expired - Lifetime CA2450225C (en) | 1996-04-01 | 1997-04-01 | Downhole flow control devices |
CA002450419A Expired - Lifetime CA2450419C (en) | 1996-04-01 | 1997-04-01 | Downhole flow control devices |
CA002450223A Expired - Lifetime CA2450223C (en) | 1996-04-01 | 1997-04-01 | Downhole flow control devices |
CA002450408A Expired - Lifetime CA2450408C (en) | 1996-04-01 | 1997-04-01 | Downhole flow control devices |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002450225A Expired - Lifetime CA2450225C (en) | 1996-04-01 | 1997-04-01 | Downhole flow control devices |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002450223A Expired - Lifetime CA2450223C (en) | 1996-04-01 | 1997-04-01 | Downhole flow control devices |
CA002450408A Expired - Lifetime CA2450408C (en) | 1996-04-01 | 1997-04-01 | Downhole flow control devices |
Country Status (1)
Country | Link |
---|---|
CA (4) | CA2450225C (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9638000B2 (en) | 2014-07-10 | 2017-05-02 | Inflow Systems Inc. | Method and apparatus for controlling the flow of fluids into wellbore tubulars |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10066467B2 (en) | 2015-03-12 | 2018-09-04 | Ncs Multistage Inc. | Electrically actuated downhole flow control apparatus |
-
1997
- 1997-04-01 CA CA002450225A patent/CA2450225C/en not_active Expired - Lifetime
- 1997-04-01 CA CA002450419A patent/CA2450419C/en not_active Expired - Lifetime
- 1997-04-01 CA CA002450223A patent/CA2450223C/en not_active Expired - Lifetime
- 1997-04-01 CA CA002450408A patent/CA2450408C/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9638000B2 (en) | 2014-07-10 | 2017-05-02 | Inflow Systems Inc. | Method and apparatus for controlling the flow of fluids into wellbore tubulars |
Also Published As
Publication number | Publication date |
---|---|
CA2450419C (en) | 2006-02-07 |
CA2450223A1 (en) | 1997-10-09 |
CA2450408A1 (en) | 1997-10-09 |
CA2450223C (en) | 2005-10-11 |
CA2450408C (en) | 2005-10-04 |
CA2450225A1 (en) | 1997-10-09 |
CA2450225C (en) | 2005-10-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request |