GB9930287D0 - Casing drilling bit - Google Patents
Casing drilling bitInfo
- Publication number
- GB9930287D0 GB9930287D0 GBGB9930287.9A GB9930287A GB9930287D0 GB 9930287 D0 GB9930287 D0 GB 9930287D0 GB 9930287 A GB9930287 A GB 9930287A GB 9930287 D0 GB9930287 D0 GB 9930287D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- drilling bit
- casing drilling
- casing
- bit
- drilling
- 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.)
- Ceased
Links
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB9930287.9A GB9930287D0 (en) | 1999-12-22 | 1999-12-22 | Casing drilling bit |
EP00983400A EP1242711B1 (en) | 1999-12-22 | 2000-12-21 | Drilling bit for drilling while running casing |
PCT/GB2000/004936 WO2001046550A1 (en) | 1999-12-22 | 2000-12-21 | Drilling bit for drilling while running casing |
AU20158/01A AU776634B2 (en) | 1999-12-22 | 2000-12-21 | Drilling bit for drilling while running casing |
CA002393754A CA2393754C (en) | 1999-12-22 | 2000-12-21 | Drilling bit for drilling while running casing |
DE60030159T DE60030159D1 (en) | 1999-12-22 | 2000-12-21 | DRILLING TOOL FOR SIMULTANEOUS DRILLING AND DRILLING |
US10/168,676 US7216727B2 (en) | 1999-12-22 | 2000-12-21 | Drilling bit for drilling while running casing |
NO20022831A NO325412B1 (en) | 1999-12-22 | 2002-06-14 | Drill bit for drilling while feeding casing |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB9930287.9A GB9930287D0 (en) | 1999-12-22 | 1999-12-22 | Casing drilling bit |
Publications (1)
Publication Number | Publication Date |
---|---|
GB9930287D0 true GB9930287D0 (en) | 2000-02-09 |
Family
ID=10866811
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GBGB9930287.9A Ceased GB9930287D0 (en) | 1999-12-22 | 1999-12-22 | Casing drilling bit |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB9930287D0 (en) |
-
1999
- 1999-12-22 GB GBGB9930287.9A patent/GB9930287D0/en not_active Ceased
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AT | Applications terminated before publication under section 16(1) |