CA1240311A - Mining drill bit - Google Patents
Mining drill bitInfo
- Publication number
- CA1240311A CA1240311A CA000468971A CA468971A CA1240311A CA 1240311 A CA1240311 A CA 1240311A CA 000468971 A CA000468971 A CA 000468971A CA 468971 A CA468971 A CA 468971A CA 1240311 A CA1240311 A CA 1240311A
- Authority
- CA
- Canada
- Prior art keywords
- drill bit
- slot
- bore
- head
- debris
- 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
- 238000005065 mining Methods 0.000 title claims abstract description 23
- 238000005553 drilling Methods 0.000 claims abstract description 10
- 238000005520 cutting process Methods 0.000 claims abstract description 7
- 239000000428 dust Substances 0.000 abstract description 7
- 239000011435 rock Substances 0.000 description 3
- 241000282320 Panthera leo Species 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 241001481828 Glyptocephalus cynoglossus Species 0.000 description 1
- 241000985630 Lota lota Species 0.000 description 1
- 241000282887 Suidae Species 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 238000010367 cloning Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 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
- E21B10/58—Chisel-type 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
- E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
-
- 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
- E21B10/36—Percussion drill bits
- E21B10/38—Percussion drill bits characterised by conduits or nozzles for drilling fluids
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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US55600583A | 1983-11-29 | 1983-11-29 | |
| US556,005 | 1983-11-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1240311A true CA1240311A (en) | 1988-08-09 |
Family
ID=24219495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000468971A Expired CA1240311A (en) | 1983-11-29 | 1984-11-29 | Mining drill bit |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP0163727A1 (de) |
| KR (1) | KR850004138A (de) |
| AU (1) | AU3743185A (de) |
| CA (1) | CA1240311A (de) |
| IT (1) | IT1178643B (de) |
| PL (1) | PL250631A1 (de) |
| WO (1) | WO1985002442A1 (de) |
| ZA (1) | ZA849207B (de) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3621414A1 (de) * | 1986-06-26 | 1988-01-07 | Hawera Probst Kg Hartmetall | Bohrwerkzeug |
| US5172775A (en) * | 1991-03-06 | 1992-12-22 | Kennametal Inc. | Rotary drill bit insert |
| DE19964272C2 (de) * | 1999-09-16 | 2003-05-28 | Heller Dinklage Gmbh Geb | Bohrer, insbesondere Gesteinsbohrer |
| US6595305B1 (en) | 2000-02-15 | 2003-07-22 | Kennametal Inc. | Drill bit, hard member, and bit body |
| DE10129064A1 (de) | 2001-06-15 | 2002-12-19 | Hilti Ag | Gesteinsbohrwerkzeug |
| US6860344B2 (en) | 2001-06-25 | 2005-03-01 | Kennametal Inc. | Monolithic roof cutting bit insert |
| US7909547B2 (en) * | 2005-10-08 | 2011-03-22 | Milwaukee Electric Tool Corporation | Replaceable tip for a bit or auger bit |
| US8328477B2 (en) | 2006-03-02 | 2012-12-11 | Milwaukee Electric Tool Corporation | Cutting tool |
| WO2014121117A1 (en) | 2013-02-01 | 2014-08-07 | Milwaukee Electric Tool Corporation | Auger bit with replaceable cutting bit |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2529788A (en) * | 1948-07-06 | 1950-11-14 | Carl A Signell | Drill |
| DE803895C (de) * | 1948-12-03 | 1951-04-12 | Herbert Jeschke Dr Ing | Gesteinsschlagbohrer mit Hartmetallschneiden |
| US3163246A (en) * | 1963-04-18 | 1964-12-29 | Westinghouse Air Brake Co | Rock drill bit |
| US3269471A (en) * | 1963-11-26 | 1966-08-30 | Robert T Alexander | Rock drilling bit |
| NL191520C (nl) * | 1980-05-12 | 1995-08-21 | Hoogovens Groep Bv | Tapgatboor voor een hoogoven. |
| US4356873A (en) * | 1980-12-08 | 1982-11-02 | Mining Tools, Div. Of Smith Int'l., Inc. | Cutter mounting and apparatus and method for a drill bit |
-
1984
- 1984-11-26 ZA ZA849207A patent/ZA849207B/xx unknown
- 1984-11-28 KR KR1019840007447A patent/KR850004138A/ko not_active Application Discontinuation
- 1984-11-29 PL PL25063184A patent/PL250631A1/xx unknown
- 1984-11-29 AU AU37431/85A patent/AU3743185A/en not_active Abandoned
- 1984-11-29 CA CA000468971A patent/CA1240311A/en not_active Expired
- 1984-11-29 EP EP85900342A patent/EP0163727A1/de not_active Withdrawn
- 1984-11-29 WO PCT/US1984/001949 patent/WO1985002442A1/en unknown
- 1984-11-29 IT IT23810/84A patent/IT1178643B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| IT8423810A0 (it) | 1984-11-29 |
| AU3743185A (en) | 1985-06-13 |
| PL250631A1 (en) | 1985-08-13 |
| ZA849207B (en) | 1985-07-31 |
| KR850004138A (ko) | 1985-07-01 |
| IT1178643B (it) | 1987-09-09 |
| WO1985002442A1 (en) | 1985-06-06 |
| EP0163727A1 (de) | 1985-12-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |