GB984483A - Improvements relating to the drilling of bore holes - Google Patents
Improvements relating to the drilling of bore holesInfo
- Publication number
- GB984483A GB984483A GB110663A GB110663A GB984483A GB 984483 A GB984483 A GB 984483A GB 110663 A GB110663 A GB 110663A GB 110663 A GB110663 A GB 110663A GB 984483 A GB984483 A GB 984483A
- Authority
- GB
- United Kingdom
- Prior art keywords
- drill
- flushing fluid
- barrel
- jan
- 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.)
- Expired
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/02—Core bits
Abstract
984,483. Boring earth. HALIFAX TOOL CO. Ltd. Jan. 10, 1964 [Jan. 10, 1963], No. 1106/63. Heading E1F. A core barrel is contained with a "down-thehole" pneumatic drill. The barrel is attached to a drill according to Specification 946,678 by an adapter 10 which is struck by the hammer piston 4. The drill is carried by drill rods which are rotated, and has a flushing fluid supply tube 20. The barrel comprises an outer tube 22 having cutting blades 34 formed by hard inserts, an inner tube rotatable relative to the outer tube and having parts 38 for flushing fluid, and a core lifter 35. In modifications the flushing fluid may be discharged through passages at the cutting face, and the fluid may be exhaust air from the drill. Specification 714,663, and 946,677 also are referred to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB110663A GB984483A (en) | 1963-01-10 | 1963-01-10 | Improvements relating to the drilling of bore holes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB110663A GB984483A (en) | 1963-01-10 | 1963-01-10 | Improvements relating to the drilling of bore holes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB984483A true GB984483A (en) | 1965-02-24 |
Family
ID=9716270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB110663A Expired GB984483A (en) | 1963-01-10 | 1963-01-10 | Improvements relating to the drilling of bore holes |
Country Status (1)
| Country | Link |
|---|---|
| GB (1) | GB984483A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008089579A1 (en) * | 2007-01-24 | 2008-07-31 | J.I. Livingstone Enterprises Ltd. | Air hammer coring apparatus and method |
-
1963
- 1963-01-10 GB GB110663A patent/GB984483A/en not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008089579A1 (en) * | 2007-01-24 | 2008-07-31 | J.I. Livingstone Enterprises Ltd. | Air hammer coring apparatus and method |
| US20100084193A1 (en) * | 2007-01-24 | 2010-04-08 | J.I. Livingstone Enterprises Ltd. | Air hammer coring apparatus and method |
| US8757293B2 (en) | 2007-01-24 | 2014-06-24 | J. I. Livingstone Enterprises Ltd. | Air hammer coring apparatus and method |
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