GB8300677D0 - Diamond drill bits - Google Patents
Diamond drill bitsInfo
- Publication number
- GB8300677D0 GB8300677D0 GB838300677A GB8300677A GB8300677D0 GB 8300677 D0 GB8300677 D0 GB 8300677D0 GB 838300677 A GB838300677 A GB 838300677A GB 8300677 A GB8300677 A GB 8300677A GB 8300677 D0 GB8300677 D0 GB 8300677D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- drill bits
- diamond drill
- diamond
- bits
- drill
- 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
- 229910003460 diamond Inorganic materials 0.000 title 1
- 239000010432 diamond Substances 0.000 title 1
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
- E21B10/02—Core bits
- E21B10/04—Core bits with core destroying means
-
- 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
-
- 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
- E21B10/48—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of core type
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB08300677A GB2110746B (en) | 1979-10-16 | 1983-01-11 | Improvements in diamond drill bits for drilling bore holes in earth formations |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB7935948A GB2060735B (en) | 1979-10-16 | 1979-10-16 | Diamond drill bits for drilling bore holes in earth formations |
GB08300677A GB2110746B (en) | 1979-10-16 | 1983-01-11 | Improvements in diamond drill bits for drilling bore holes in earth formations |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8300677D0 true GB8300677D0 (en) | 1983-02-09 |
GB2110746A GB2110746A (en) | 1983-06-22 |
GB2110746B GB2110746B (en) | 1983-11-23 |
Family
ID=26273240
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08300677A Expired GB2110746B (en) | 1979-10-16 | 1983-01-11 | Improvements in diamond drill bits for drilling bore holes in earth formations |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2110746B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9359821B2 (en) | 2012-03-02 | 2016-06-07 | National Oilwell Varco, L.P. | Inner gauge ring drill bit |
-
1983
- 1983-01-11 GB GB08300677A patent/GB2110746B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2110746B (en) | 1983-11-23 |
GB2110746A (en) | 1983-06-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19971016 |