GB0217376D0 - Web cutter - Google Patents
Web cutterInfo
- Publication number
- GB0217376D0 GB0217376D0 GBGB0217376.3A GB0217376A GB0217376D0 GB 0217376 D0 GB0217376 D0 GB 0217376D0 GB 0217376 A GB0217376 A GB 0217376A GB 0217376 D0 GB0217376 D0 GB 0217376D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- web cutter
- cutter
- web
- 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
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
- E21B10/56—Button-type inserts
- E21B10/567—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts
- E21B10/573—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts characterised by support details, e.g. the substrate construction or the interface between the substrate and the cutting element
- E21B10/5735—Interface between the substrate and the cutting element
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Polishing Bodies And Polishing Tools (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/604,717 US6571891B1 (en) | 1996-04-17 | 2000-06-27 | Web cutter |
GB0114828A GB2364082B (en) | 2000-06-27 | 2001-06-18 | Cutter for a drill bit |
Publications (3)
Publication Number | Publication Date |
---|---|
GB0217376D0 true GB0217376D0 (en) | 2002-09-04 |
GB2375130A GB2375130A (en) | 2002-11-06 |
GB2375130B GB2375130B (en) | 2003-04-23 |
Family
ID=26246203
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0217374A Expired - Fee Related GB2375128B (en) | 2000-06-27 | 2001-06-18 | Cutter for a drill bit |
GB0217375A Expired - Fee Related GB2375129B (en) | 2000-06-27 | 2001-06-18 | Cutter for a drill bit |
GB0217376A Expired - Fee Related GB2375130B (en) | 2000-06-27 | 2001-06-18 | Cutter for a drill bit |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0217374A Expired - Fee Related GB2375128B (en) | 2000-06-27 | 2001-06-18 | Cutter for a drill bit |
GB0217375A Expired - Fee Related GB2375129B (en) | 2000-06-27 | 2001-06-18 | Cutter for a drill bit |
Country Status (1)
Country | Link |
---|---|
GB (3) | GB2375128B (en) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2283773B (en) * | 1993-11-10 | 1998-02-25 | Camco Drilling Group Ltd | Improvements in or relating to elements faced with superhard material |
US5871060A (en) * | 1997-02-20 | 1999-02-16 | Jensen; Kenneth M. | Attachment geometry for non-planar drill inserts |
US6202771B1 (en) * | 1997-09-23 | 2001-03-20 | Baker Hughes Incorporated | Cutting element with controlled superabrasive contact area, drill bits so equipped |
US6026919A (en) * | 1998-04-16 | 2000-02-22 | Diamond Products International Inc. | Cutting element with stress reduction |
-
2001
- 2001-06-18 GB GB0217374A patent/GB2375128B/en not_active Expired - Fee Related
- 2001-06-18 GB GB0217375A patent/GB2375129B/en not_active Expired - Fee Related
- 2001-06-18 GB GB0217376A patent/GB2375130B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2375128A (en) | 2002-11-06 |
GB0217375D0 (en) | 2002-09-04 |
GB2375128B (en) | 2003-04-23 |
GB0217374D0 (en) | 2002-09-04 |
GB2375130A (en) | 2002-11-06 |
GB2375130B (en) | 2003-04-23 |
GB2375129A (en) | 2002-11-06 |
GB2375129B (en) | 2003-04-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20150618 |