GB636768A - Improvements relating to drilling appliances - Google Patents
Improvements relating to drilling appliancesInfo
- Publication number
- GB636768A GB636768A GB2387847A GB2387847A GB636768A GB 636768 A GB636768 A GB 636768A GB 2387847 A GB2387847 A GB 2387847A GB 2387847 A GB2387847 A GB 2387847A GB 636768 A GB636768 A GB 636768A
- Authority
- GB
- United Kingdom
- Prior art keywords
- drilling
- wings
- shank
- faces
- improvements relating
- 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
- 238000005553 drilling Methods 0.000 title abstract 3
- 239000011435 rock Substances 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-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
- E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
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)
Abstract
636,768. Rock &c. drilling bits. VICTOR PRODUCTS (WALLSEND), Ltd., and MANN, R. W. Aug. 28, 1947, No. 23878. [Class 83 (iii)] A drill bit for drilling rock comprises a base, a shank 12 to engage the drill rod, forwardlyextending wings 14 with parallel cutting faces, parallel flat faces 22 which are disposed between the roots of the wings and diagonal to the cutting faces, for engaging a deep slot 21 in the drill rod, and a longitudinal groove 23 formed in the shank and centrally in one of the flat faces 22 to convey water through a hole in the rod to the working face. Specifications 538,212, 592,087 and 599,451 are referred to.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2387847A GB636768A (en) | 1947-08-28 | 1947-08-28 | Improvements relating to drilling appliances |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2387847A GB636768A (en) | 1947-08-28 | 1947-08-28 | Improvements relating to drilling appliances |
Publications (1)
Publication Number | Publication Date |
---|---|
GB636768A true GB636768A (en) | 1950-05-03 |
Family
ID=10202778
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2387847A Expired GB636768A (en) | 1947-08-28 | 1947-08-28 | Improvements relating to drilling appliances |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB636768A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE947782C (en) * | 1954-07-22 | 1956-08-23 | Stihl Andreas | Drill rod coupling |
US3447616A (en) * | 1966-12-29 | 1969-06-03 | Zigmund E Granat | Drills |
GB2185428A (en) * | 1986-01-18 | 1987-07-22 | Krupp Gmbh | Method for the production of sintered bodies with internal passages, extrusion tool for carrying out the method and drilling tool |
US5492187A (en) * | 1993-11-18 | 1996-02-20 | Hilti Aktiengesellschaft | Twist drill |
-
1947
- 1947-08-28 GB GB2387847A patent/GB636768A/en not_active Expired
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE947782C (en) * | 1954-07-22 | 1956-08-23 | Stihl Andreas | Drill rod coupling |
US3447616A (en) * | 1966-12-29 | 1969-06-03 | Zigmund E Granat | Drills |
GB2185428A (en) * | 1986-01-18 | 1987-07-22 | Krupp Gmbh | Method for the production of sintered bodies with internal passages, extrusion tool for carrying out the method and drilling tool |
GB2185428B (en) * | 1986-01-18 | 1990-07-04 | Krupp Gmbh | A drilling tool |
US5492187A (en) * | 1993-11-18 | 1996-02-20 | Hilti Aktiengesellschaft | Twist drill |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB715977A (en) | Improvements in or relating to drill bits | |
GB1463785A (en) | Spade drill bit | |
GB1518950A (en) | Drilling device | |
GB636768A (en) | Improvements relating to drilling appliances | |
GB203039A (en) | Improvements in percussive rock drilling tools with renewable cutters | |
GB593622A (en) | Improvements in or relating to drill bits, cutting tools and the like | |
GB904013A (en) | Improvements in or relating to bore hole logging apparatus | |
GB822029A (en) | Improvements in or relating to scroll-type drilling tools | |
GB658631A (en) | Improvements in percussive drill bits | |
GB606377A (en) | Improvements in or relating to drilling tools for coal mining and like operations | |
GB668607A (en) | Arrangement for attaching a drill crown to a drill steel or drill steels to each other | |
GB657432A (en) | Improvements in or relating to carbide tipped rock drills | |
GB599451A (en) | An improved boring bit for use in drilling coal, stone and the like | |
GB683018A (en) | Insert for rock drills | |
GB897516A (en) | Drill bits for earth formations | |
GB522193A (en) | Detachable bit rock drills | |
GB1506239A (en) | Studded cutting tip for drilling rock | |
GB625362A (en) | Improvements in or relating to drills and bits therefor | |
GB196556A (en) | Improvements in chisel rock drill tools | |
GB758084A (en) | Improvements in rock drills | |
GB884502A (en) | Rock drilling tool | |
GB592087A (en) | Improvements in or relating to drill bits | |
AU141988B2 (en) | Improvements in rock drilling tools having inserted formations | |
AU146644B2 (en) | Improvements inthe sharpening of chisel-shaped rock drilling bits having inserted cutting formations | |
GB592086A (en) | Improvements in or relating to drill bits |