GB8328216D0 - Ground boring drill bit - Google Patents
Ground boring drill bitInfo
- Publication number
- GB8328216D0 GB8328216D0 GB838328216A GB8328216A GB8328216D0 GB 8328216 D0 GB8328216 D0 GB 8328216D0 GB 838328216 A GB838328216 A GB 838328216A GB 8328216 A GB8328216 A GB 8328216A GB 8328216 D0 GB8328216 D0 GB 8328216D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- drill bit
- boring drill
- ground boring
- ground
- bit
- 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.)
- Withdrawn
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
- E21B10/08—Roller bits
- E21B10/16—Roller bits characterised by tooth form or arrangement
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57229329A JPS59122690A (en) | 1982-12-28 | 1982-12-28 | Underground drilling drill bit |
Publications (2)
Publication Number | Publication Date |
---|---|
GB8328216D0 true GB8328216D0 (en) | 1983-11-23 |
GB2132662A GB2132662A (en) | 1984-07-11 |
Family
ID=16890439
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08328216A Withdrawn GB2132662A (en) | 1982-12-28 | 1983-10-21 | Drill bit |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS59122690A (en) |
DE (1) | DE3339675C2 (en) |
FR (1) | FR2538441A1 (en) |
GB (1) | GB2132662A (en) |
IT (1) | IT1168224B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1234096A (en) * | 1984-03-19 | 1988-03-15 | Inco Limited | Spherical bit |
AR016883A1 (en) * | 1997-08-28 | 2001-08-01 | Shell Int Research | A ROTARY TREPANE TO DRILL |
US6604587B1 (en) * | 2000-06-14 | 2003-08-12 | Smith International, Inc. | Flat profile cutting structure for roller cone drill bits |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1897588A (en) * | 1929-07-09 | 1933-02-14 | Chicago Pneumatic Tool Co | Rotary drilling apparatus |
US2117679A (en) * | 1935-12-27 | 1938-05-17 | Chicago Pneumatic Tool Co | Earth boring drill |
US3098535A (en) * | 1960-09-23 | 1963-07-23 | Austin E Ragon | Tri-cone bit with inserts |
US3385385A (en) * | 1966-04-01 | 1968-05-28 | Reed Roller Bit Co | Drill bit |
GB1221723A (en) * | 1967-06-09 | 1971-02-10 | J C Soding & Halbach Kg | Improved roller for rock boring equipment |
GB1193717A (en) * | 1967-09-08 | 1970-06-03 | Inst Burovoi Tekhnik | Improvements in or relating to Roller Cutter Boring Bits |
DE1583013B1 (en) * | 1967-11-04 | 1971-12-23 | Vnii Burowoj Techniki | Boring chisels |
GB1224503A (en) * | 1968-02-14 | 1971-03-10 | Inst Burovoi Tekhnik | Improvements in or relating to drilling apparatus |
US3504751A (en) * | 1968-02-20 | 1970-04-07 | Tariel Georgievich Agoshashvil | Drill bit |
US3547209A (en) * | 1969-01-06 | 1970-12-15 | Shell Oil Co | Deviation control bit and method |
US3603414A (en) * | 1970-01-30 | 1971-09-07 | Frank E Stebley | Insert for drilling unit |
FR2198048A1 (en) * | 1972-09-01 | 1974-03-29 | Gw Murphy Indus3Ries Inc | Drill bit roller cutter - with circumferential chisel-shaped webs having cutting inserts |
US3946820A (en) * | 1974-10-25 | 1976-03-30 | Faurilda Ferne Knapp | Novel cutter elements for drill bits |
US3952815A (en) * | 1975-03-24 | 1976-04-27 | Dresser Industries, Inc. | Land erosion protection on a rock cutter |
US4202419A (en) * | 1979-01-11 | 1980-05-13 | Dresser Industries, Inc. | Roller cutter with major and minor insert rows |
-
1982
- 1982-12-28 JP JP57229329A patent/JPS59122690A/en active Pending
-
1983
- 1983-10-21 GB GB08328216A patent/GB2132662A/en not_active Withdrawn
- 1983-10-28 IT IT49242/83A patent/IT1168224B/en active
- 1983-11-02 DE DE3339675A patent/DE3339675C2/en not_active Expired
- 1983-11-03 FR FR8317457A patent/FR2538441A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
DE3339675A1 (en) | 1984-07-12 |
FR2538441A1 (en) | 1984-06-29 |
DE3339675C2 (en) | 1986-05-07 |
JPS59122690A (en) | 1984-07-16 |
IT1168224B (en) | 1987-05-20 |
IT8349242A0 (en) | 1983-10-28 |
GB2132662A (en) | 1984-07-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |