GB592087A - Improvements in or relating to drill bits - Google Patents
Improvements in or relating to drill bitsInfo
- Publication number
- GB592087A GB592087A GB1944044A GB1944044A GB592087A GB 592087 A GB592087 A GB 592087A GB 1944044 A GB1944044 A GB 1944044A GB 1944044 A GB1944044 A GB 1944044A GB 592087 A GB592087 A GB 592087A
- Authority
- GB
- United Kingdom
- Prior art keywords
- relating
- drill bits
- gullick
- seaman
- drills
- 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
- 239000003245 coal Substances 0.000 abstract 1
- 238000005553 drilling Methods 0.000 abstract 1
- 239000011435 rock Substances 0.000 abstract 1
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 abstract 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
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
- E21B10/54—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of the rotary drag type, e.g. fork-type bits
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)
- Drilling Tools (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
592,087. Drills. GULLICK, Ltd., and SEAMAN, T. Oct. 10, 1944, No. 19440. [Class 83 (iii)] In a drill particularly for use in drilling rock, coal, &c., two primary cutters 14, Fig. 1, with tips 22 of tungsten carbide are spaced radially apart on a body 13 and set-back between them is a secondary cutter 17 to remove the core. Specification 592,086 is referred to.
Publications (1)
Publication Number | Publication Date |
---|---|
GB592087A true GB592087A (en) | 1947-09-08 |
Family
ID=1734741
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1944044A Expired GB592087A (en) | 1944-10-10 | Improvements in or relating to drill bits |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB592087A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2648525A (en) * | 1948-06-09 | 1953-08-11 | Phipps Orville | Core-breaking drill bit for doubleflute augers |
-
1944
- 1944-10-10 GB GB1944044A patent/GB592087A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2648525A (en) * | 1948-06-09 | 1953-08-11 | Phipps Orville | Core-breaking drill bit for doubleflute augers |
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