GB9715930D0 - Bypass valve closing means - Google Patents
Bypass valve closing meansInfo
- Publication number
- GB9715930D0 GB9715930D0 GBGB9715930.5A GB9715930A GB9715930D0 GB 9715930 D0 GB9715930 D0 GB 9715930D0 GB 9715930 A GB9715930 A GB 9715930A GB 9715930 D0 GB9715930 D0 GB 9715930D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- bypass valve
- valve closing
- closing means
- bypass
- valve
- 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.)
- Pending
Links
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB9715930.5A GB9715930D0 (en) | 1997-07-28 | 1997-07-28 | Bypass valve closing means |
GB9716011A GB2327691B (en) | 1997-07-28 | 1997-07-29 | Bypass valve closing means |
GB0110032A GB2358657B (en) | 1997-07-28 | 1997-07-29 | Bypass valve closing means |
EP98936516A EP1000220B1 (en) | 1997-07-28 | 1998-07-28 | Bypass valve closing means |
CA002295592A CA2295592C (en) | 1997-07-28 | 1998-07-28 | Bypass valve closing means |
US09/463,460 US6293342B1 (en) | 1997-07-28 | 1998-07-28 | Bypass valve closing means |
PCT/GB1998/002244 WO1999005393A1 (en) | 1997-07-28 | 1998-07-28 | Bypass valve closing means |
NO20000420A NO318067B1 (en) | 1997-07-28 | 2000-01-27 | Circulation valve closure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB9715930.5A GB9715930D0 (en) | 1997-07-28 | 1997-07-28 | Bypass valve closing means |
Publications (1)
Publication Number | Publication Date |
---|---|
GB9715930D0 true GB9715930D0 (en) | 1997-10-01 |
Family
ID=10816605
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GBGB9715930.5A Pending GB9715930D0 (en) | 1997-07-28 | 1997-07-28 | Bypass valve closing means |
GB9716011A Revoked GB2327691B (en) | 1997-07-28 | 1997-07-29 | Bypass valve closing means |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9716011A Revoked GB2327691B (en) | 1997-07-28 | 1997-07-29 | Bypass valve closing means |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB9715930D0 (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2341405B (en) * | 1998-02-25 | 2002-09-11 | Specialised Petroleum Serv Ltd | Circulation tool |
US6253861B1 (en) | 1998-02-25 | 2001-07-03 | Specialised Petroleum Services Limited | Circulation tool |
NO20000281L (en) * | 1999-01-21 | 2000-07-24 | Baker Hughes Inc | Single trip window milling device and method with measurement during drilling |
AU761233B2 (en) | 1999-04-05 | 2003-05-29 | Baker Hughes Incorporated | One-trip casing cutting & removal apparatus |
US7114574B2 (en) * | 2003-02-19 | 2006-10-03 | Schlumberger Technology Corp. | By-pass valve mechanism and method of use hereof |
NO332488B1 (en) * | 2009-04-17 | 2012-10-01 | Reelwell As | Downhole gasket seal |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8802498D0 (en) * | 1988-02-04 | 1988-03-02 | Hy Ram Eng Co Ltd | Improvements relating to valves |
US5465787A (en) * | 1994-07-29 | 1995-11-14 | Camco International Inc. | Fluid circulation apparatus |
GB2315082B (en) * | 1996-07-10 | 2000-12-06 | Klaas Johannes Zwart | Downhole apparatus |
-
1997
- 1997-07-28 GB GBGB9715930.5A patent/GB9715930D0/en active Pending
- 1997-07-29 GB GB9716011A patent/GB2327691B/en not_active Revoked
Also Published As
Publication number | Publication date |
---|---|
GB2327691A (en) | 1999-02-03 |
GB2327691B (en) | 2001-06-27 |
GB9716011D0 (en) | 1997-10-01 |
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